SESSIONS AND TITLES FOR THE 1994 MEETING OF THE DIVISION OF FLUID DYNAMICS

20-22 November 1994

SUNDAY MORNING SESSION AA: DROPS & BUBBLES I, SUNDAY MORNING, 8:00

SESSION AA: DROPS & BUBBLES I

Sunday morning, 20 November 1994 American Room at 8:00 A. Nadim, presiding

8:00 AA 1 Transient Marangoni Convection Inside a Liquid Droplet. F. Shen and J. M. Khodadadi, Mechanical Engineering Department, Auburn University.

8:13 AA 2 Thermocapillary Bubble Migration at Higher Marangoni numbers - Theory + Experiment. G. Gerbeth, V. Galindo, RCR Rossendorf, Inc.; M. Treuner, D. Langbein, ZARM, Bremen, Germany.

8:26 AA 3 Thermocapillary Motion of Deformable Drops: Convection Effects. Q. Shi & H. Haj-Hariri, U. of Virginia; A. Borhan, Penn State U.

8:39 AA 4 A Particle-in-Cell Method Applied to Viscous Multiphase Flow. Michael Stoecker, Air Force Institute of Technology; Deborah Sulsky, Univeristy of New Mexico.

8:52 AA 5 Unsteady forces on a spherical bubble. J.F. Klausner, W.C. Park, and R. Mei, Univ. of Florida.

9:05 AA 6 Dynamics of a Drop in a Constricted Capillary Tube. M.J. Miksis and T.M. Tsai, Department of Engineering Sciences and Applied Mathematics, Northwestern University.

9:18 AA 7 Mathematical modeling on evolution of a spherical gas bubble within flowing fuiud in a straight tube. Y. Jiang, J.F. Himm & L.D. Homer, Naval Medical Research Institute, Bethesda, MD.

9:31 AA 8 The Influence of Surfacants on the Bubble Motion in Hele-Shaw Cells. Chang-Won Park and K.S. R. Maruvada, Department of Chemical Engineering, Univeristy of Florida.

SESSION AB: CHAOS & FRACTAL, SUNDAY MORNING, 8:00

SESSION AB: CHAOS & FRACTALS

Sunday morning, 20 November 1994 French Room at 8:00 J. Gollub, presiding

8:00 AB 1 The Curvature of Material Lines in 2-D Deterministic Flows. M. Liu and F.J. Mizzio, Rutgers University, Piscataway, NJ.

8:13 AB 2 Transition to Spatiotemporal Chaos of an Oscillatory Cellular Front. D.P. Vallette, W.S. Edwards and J.P. Gollub, Haverford Coll. and Univ. of Pennsylvania.

8:26 AB 3 Mixing in Aperiodic Chaotic Flows: Theory and Applications. F.J. Muzzio, M. Liu, D.J. Lamberto, P.D. Swanson, and C. Wightman, Rutgers University, Piscataway, NJ.

8:39 AB 4 Chaotic advection and anomalous diffusion in rotating fluid flow. J.S. Urbach, E.R. Weeks, T.H. Solomon 1, H.L. Swinney, Univ. of Texas at Austin. 1=Bucknell Univ., Lewisburg, PA.

8:52 AB 5 Spatial Coupling Measurements in Inhomogenous Flows. George Broze, Satish Narayanan and Fazle Hussain, Univ. of Houston.

9:05 AB 6 Spatiotemporal Dynamics in a Forced Plane Mixing Layer. Satish Narayanan and Fazle Hussain, Univ. of Houston.

9:18 AB 7 Spatio-Temporal Secondary Instability and the Route to Turbulence. N. Aubry, Levich Institute, City College of CUNY; and R. Lima CNRS, Centre de Physique Theorique, Luminy, Marseille (France).

9:31 AB 8 Scale-dependent fractal dimension in turbulent jets. H.J. Catrakis and P.E. Dimotakis, California Institute of Technology.

SESSION AC: VORTEX DYNAMICS I, SUNDAY MORNING, 8:00

SESSION AC: VORTEX DYNAMICS I

Sunday morning, 20 November 1994 English Room at 8:00 P. Bernard, presiding

8:00 AC 1 Role of vortices in aircraft safety. R.M. Kerr, National Center for Atmospheric Research; and T. Chang, University of Colorado.

8:13 AC 2 Numerical Simulation of Trailing Vortices. S.A. Ragab and M. Sreedhar, Engineering Science and Mechanics Department, Virginia Polytechnic Institute and State University , Blacksburg, VA.

8:26 AC 3 Effect of Trailing Edge Jet Control on Delta Wing Leading Edge Vortex Flow. Z. Ding, C. Shih and L. Lourenco, Florida A&M University and Florida State University, Tallahassee, FL.

8:39 AC 4 Control of Delta Wing Vortex Impingement on Twin Vertical Tails. John S. Meiter, Brian K. Kobashigawa, and Julie A. Lovato, Frank J. Seiler Research Laboratory, USAF Academy, CO.

8:52 AC 5 Vortical Flow Control Using a Moveable Stagnation Point. L.A. Darden, N.M. Komerath, Georgia Tech. School of AE.

9:05 AC 6 Vortex dynamics in compact waste incinerators. T. Chang, K. Center, J. Hertzberg, and S. Mahalingam, University of Colorado at Boulder; R. Kerr, National Center for Atmospheric Research.

9:18 AC 7 Observation of the Relaxation of 2D Turbulence in Magnetized Electron Columns. K.S. Fine, X.-P. Huang and C.F. Driscoll, Univ. of Calif., San Diego.

9:31 AC 8 Observations of Vortex Crystals in 2D Turbulence in Magnetized Electron Columns. A.C. Cass, K.S. Fine, D.F. Driscoll and W.G. Flynn, Univ. of Calif., San Diego.

SESSION AD: TURBULENT MIXING I, SUNDAY MORNING, 8:00

SESSION AD: TURBULENT MIXING I

Sunday morning, 20 November 1994 Confederate Room at 8:00 P. Yeung, presiding

8:00 AD 1 Lagrangian statistics obtained from large eddy simulations of turbulent channel flow. Q. Wang and K.D. Squires, Univ. of Vermont.

8:13 AD 2 Conditional Statistics in Turbulent Scalar Mixing and Reaction. F.A. Jaberi, R.S. Miller and P. Givi, SUNY at Buffalo.

8:26 AD 3 The Anisotropy of hte Fine Scale Structure of Passive Scalars in Isotropic Turbulence. Chenning Tong and Z. Warhaft, Cornell University.

8:39 AD 4 Dynamics of a Passive Scalar in a Turbulent Round Jet. C.R. Truman, R.I. Zadoks, H. Barsun & T. Luna, U. of New Mexico.

8:52 AD 5 Mixing Enhancement in Dual Stream Axisymmetric Jet via Axial Vorticity. M. Samimy, V.M. Belovich, and M.F. Reeder, The Ohio State University.

9:05 AD 6 Effects of 2-D and 3-D Disturbances on Mixing in a Shear Layer. C.G. MacKinnon and M.M. Koochesfahni, Michigan State U.

9:18 AD 7 Multiple round jet mixing using holes on a disk in a circular configuration. J. Seaba, University of Missouri-Columbia; S. Gogineni, and M. Roquemore, Wright Laboratory.

9:31 AD 8 Large Scale Structures in a Multi-Jet Impinging Array. S. Arjocu and J.A. Liburdy, Clemson University.

SESSION AE: CFD I, SUNDAY MORNING, 8:00

SESSION AE: CFD I

Sunday morning, 20 November 1994 Georgian Room at 8:00 B. Leonard, presiding

8:00 AE 1 Massive Parallelization of DSMC-MLG with Application to a Microchannel Flow. C.K. Oh, E.S. Oran, R.S. Sinkovits, NRL; B.Z. Cybyk, WPAFB.

8:13 AE 2 A Data Parallel Computer Program for Direct and Large Eddy Simulations in Complex Geometries on the CM-5. D.K. Tafti, NCSA, Univ. of Illinois at Urbana-Champaign.

8:26 AE 3 Accuracy Analysis of a Spectral Method for the Simulation of Stability and Transition in a Curved Channel. B.D. Brandes-Duncan and K.N. Ghia, University of Cincinnati.

8:39 AE 4 Computational vs. True Dynamics of Fluid Flow Equations. Maxim Poliashenko and Cyrus Aidum, Institute of Paper Science and Technology and Georgia Tech.

8:52 AE 5 Numerical Simulation of Transitional Flow Over Complex Geometries. E.M. Saiki and S. Biringen, Department of Aerospace Engineering Siences, University of Colorado, Boulder.

9:05 AE 6 Finite Analytical Numerical Simulation of Flow in Irregular Geometry with Cartesian Grid. W.L. Lin, K. Carlson, C.J. Chen, Department of Mechanical Engineering, FAMU/FSU College of Engineering Florida A&M University and Florida State University, Tallahassee, FL.

9:18 AE 7 Three-Dimensional Volume Tracking of Fluid Interfaces on General Hexahedral Meshes. D. Kothe, T. Chaumuzeau, C. Zemach, Los Alamos National Laboratory.

9:31 AE 8 Direct Numerical Simulation of Flows with Interfaces. S. Zaleski and Jie Li, Laboratorie de Modelisation en Mecanique, CNRS, Universite Pierre et Marie Curie, Paris, Cedex, France.

SESSION AF: SHEAR-LAYER INSTABILITIES, SUNDAY MORNING, 8:00

SESSION AF: SHEAR-LAYER INSTABILITIES

Sunday morning, 20 November 1994 Spanish Room at 8:00 J. Chomaz, presiding

8:00 AF 1 Singular Eigenfunctions for Shear Flow. N.J. Balmforth and P.J. Morrison, Institute for Fusion Studies and Department of Physics, The University of Texas at Austin.

8:13 AF 2 Hamiltonian Interpretation of Singular Eigenfunctions for Shear Flow. P.J. Morrison and N.J. Balmforth, Institute for Fusion Studies and Department of Physics, The University of Texas at Austin.

8:26 AF 3 Instability of streamwise vortices in plane channel flows. K. Coughlin, U de Montreal.

8:39 AF 4 Effect of Density Gradients on the Supersonic Wall Modes in a Confined Compressible Mixing Layer. O. Peroomian, R.E. Kelly, University of California at Los Angeles.

8:52 AF 5 Instability Waves in Supersonic Shear Layers. S. Martens, D.K. McLaughlin, and L.S. Lee, Penn State Univ.

9:05 AF 6 A family of n onlinear wave-mean interactions and their instability to longitudinal vortex form. W.R.C. Phillips, Q. Shen and Z. Wu, Clarkson Univ.

9:18 AF 7 Numerical Simulations of Steady and Transitional Flows in Periodic Wavy Passages and their Heat Transfer Characteristics. S.P. Vanka and G. Wang, Univ. of Illinois at Urbana-Champaign.

9:31 AF 8 Withdrawn

SESSION AG: REACTING FLOWS I, SUNDAY MORNING, 8:00

SESSION AG: REACTING FLOWS I

Sunday morning, 20 November 1994 Flag Room at 8:00 R. Agarwal, presiding

8:00 AG 1 Frequency-Spectra of Reactants in Turbulent Scalar Mixing Layers. G.S. Shieh, G.J. Sabini and P. Givi, SUNY at Buffalo.

8:13 AG 2 Turbulent Transport in Premixed Flames. Christopher J. Rutland, Univ. Wisc-Madison; Stewart Cant, UMIST.

8:26 AG 3 The coupling between flame surface dynamics and species mass conservation in premixed turbulent combustion. A. Trouve, Institute Francais du Petrole; D. Veynante, Ecole Centrale de Paris; K.N.C. Bray, University of Cambridge; and T. Mantel, Center for Turbulence Research.

8:39 AG 4 Synchronized Vortex Combustion. E.J. Gutmark, T.P. Parr, D.M. Hanson- Parr, and K.C. Schadow, Research Department, Naval Air Warfare Center Weapons Division, China Lake, CA.

8:52 AG 5 Evaporation Enhancement of Preheated Fuel Injection. S. McCahan, J.C. Scott and N. Chopra, University of Toronto.

9:05 AG 6 Convective-Diffusive Mass Transfer with Chemical Reaction in Couette Flows. Z. Chen and P. Arce, Department of Chemical Engineering, FAMU/FSU College of Engineering, Tallahassee, FL.

9:18 AG 7 Simulation of a turbulent flame in a channel. G. Bruneaux, IFP, France and CTR, Stanford University; K. Akselvoll, Stanford University; T. Poinsot, IMFT and CERFACS, France; and J. Ferziger, Stanford University.

9:31 AG 8 Ignition Delay for Strained Diffusion Flames and Fuel Strips. T. Gerk, A.R. Karagozian, UCLA; V.T. Ton, Courant Institute; and S.M. Candel, Ecole Centrale de Paris.

SESSION AH: TURBULENCE THEORY I, SUNDAY MORNING, 8:00

SESSION AH: TURBULENCE THEORY I

Sunday morning, 20 November 194 Peachtree Battle Room at 8:00 J. Brasseur, presiding

8:00 AH 1 Probability distribution Function for the Gradient of a Passive Scalar Diffusing in Isotropic Turbulence: Mapping-closure Model. B.K. Shivamoggi, University of Central Florida, Orlando.

8:13 AH 2 A Modified Restricted Euler Equation for Turbulent Flows with Mean Velocity Gradients. S.S. Girimaji, ICASE, NASA Langley, Hampton, VA; and C.G. Speziale, Boston University, Boston, MA.

8:26 AH 3 Conditionally averaged dynamics of turbulence, new scaling and stochastic modelling. Evgeny Novikov, Institute for Nonlinear Science, University of California, San Diego.

8:39 AH 4 The Onset of Intermittency in 2D Decaying Turbulence. L.M. Smith, Yale University; V. Yakhot, Princeton University.

8:52 AH 5 Renormalization group theory of Bolgiano scaling in Boussinesq turbulence. Robert Rubinstein, ICOMP, NASA Lewis Research Center, Cleveland, OH.

9:05 AH 6 Theory of axisymmetric turbulence. Erik Lindborg, KTH, Sweden.

9:18 AH 7 Advection of Compressible Turbulence. Foluso Ladeinde, E.E. O'Brien, SUNY at Stony Brook.

9:31 AH 8 Topology and Turbulence. R.M. Kiehn, Physics Department, University of Houston.

SESSION AI: TURBULENT BOUNDARY LAYERS I, SUNDAY MORNING, 8:00

SESSION AI: TURBULENT BOUNDARY LAYERS I

Sunday morning, 20 November 1994 Peachtree Park Room at 8:00 J. Wallace, presiding

8:00 AI 1 High Reynolds Number Boundary Layer Measurements in the National Diagnostic Facility. H. Nagib, M. Hites, and J. Won, IIT, Chicago, IL

8:13 AI 2 PIV Measurements of a Zero Pressure Gradient Boundary Layer. C.D. Meinhart, R.J. Adrian, Dept. of Theor. & Appl. Mech. Univ. of IL.

8:26 AI 3 Dynamics of Conditional Vortices in the Near Wall Layer. J. Zhou, R.J. Adrian, S. Balachandar, Univ. of Illinois at Urbana.

8:39 AI 4 Mean Flow Measurements in High Reynolds Number Pipe Flow. A.J. Smits, M.V. Zagarola and S.A. Orszag, Princeton University.

8:52 AI 5 Statistical Structure in $R_{\theta} O({10}^6)$ Turbulent Boundary Layers. J.C. Klewicki, E. Kelner, E.M. Thurlow and M.M. Metzger, University of Utah.

9:05 AI 6 Visualizations of the Viscous Sublayer at $R_{\theta} \approx 1,000,000$. M.M. Metzger, J.C. Klewicki, E. Kelner and E.M. Thurlow, University of Utah.

9:18 AI 7 Observations of $k^{-1}$ Velocity Spectra in High Reynolds Number Pipe Flow. Daniel P. Lathrop, Emory University; Rustom Bhiladvala and K.R. Sreenivasan, Yale Univ.

9:31 AI 8 Probability density functions of passive temperature fluctuations in turbulent pipe flow. Rustom Bhiladvala, Yale Univ.; Daniel P. Lathrop, Emory University; and K.R. Sreenivasan, Yale Univ.

SESSION AJ: TURBULENT CONVECTION, SUNDAY MORNING, 8:00

SESSION AJ: TURBULENT CONVECTION

Sunday morning, 20 November 1994 Henry Room at 8:00 T. Maxworthy, presiding

8:00 AJ 1 2-D Convection in Tall Narrow Containers: Implications for Theories of Heat-Transport in Hard Turbulence. J. Werne, Advanced Study Program, National Center for Atmospheric Research.

8:13 AJ 2 Spectral Simulation of High Rayleigh number Convection on the CM5. T.A. Cortese, S. Balachandar, Univ. of Illinois at Urbana-Champaign.

8:26 AJ 3 Effects of rotation on turbulent convection. D.C. Chan, J.A. Domaradzki, and T. Maxworthy, Univ. So. Calif.

8:39 AJ 4 On the Inclusion of All Quadratic Moments in the Optimum Theory for Turbulent Convection. R.A. Worthing, Department of Mathematics, MIT.

8:52 AJ 5 PIV Measurements of Turbulent Thermal Convection in a Wide Water Layer. P.W. Offutt and R.J. Adrian, Department of Theoretical & Applied Mechanics, University of Illinois at Urbana-Champaign.

9:05 AJ 6 Turbulence Measurements in Non-Penetrative Thermal Convection. Ajay K. Prasad and Prasad V. Gonuguntla, Department of Mecanical Engineering, University of Delaware; Ronald J. Adrian, Department of Theoretical & Applied Mechanics, University of Illinois at Urbana- Champaign.

9:18 AJ 7 Measured Local Velocity Fluctuations in Turbulent Convection. Y. Shen, Oklahoma State University; K.-Q. Xia, The Chinese U. of Hong Kong; and P. Tong, Oklahoma State University.

9:31 AJ 8 Unidirectional Large Scale Horizontal Flow Due to Turbulent Convection Plumes. W.V.R. Malkus, Dept. of Mathematics, MIT.

SESSION AK: MULIT-PHASE & GRANULAR FLOWS, SUNDAY MORNING, 8:00

SESSION AK: MULTI-PHASE & GRANULAR FLOWS

Sunday morning, 20 November 1994 Grady Room at 8:00 A. Szeri, presiding

8:00 AK 1 Particle Velocities and Trajectories in the Stagnation Zone of an Impinging Jet. E.K. Longmire and S.L. Anderson, University of Minnesota.

8:13 AK 2 The Roles of history force in the dispersion of particles in an isoptropic turbulence. R. Mei, Univ. of Florida.

8:26 AK 3 Eulerian and Lagragian statistics from a direct simulation of particle-laden, turbulent channel flow. D.W.I. Rouson and J.K. Eaton, Stanford, Univ.

8:39 AK 4 Simulations of Particle Dynamics in a Confined, High Speed Shear Flow. E. Chang and K. Kailasanath, Naval Research Laboratory, Washington, DC.

8:52 AK 5 Multistability and Microstructures in Rapid Granular Flows. M-L. Tan, S.A. Orszag, Princeton University; and I. Goldhirsch, Tel Aviv University.

9:05 AK 6 Surface shape of a rotating bucket of sand. G.W. Baxter and M.E. Vavrek, The Pennsylvania State University at Erie, The Behrend College.

9:18 AK 7 Mixing Patterns for Surface Dominated Granular Flows. Guy Metcalfe, T. Shinbrot, J.J. McCarthy, J.M. Ottino, Northwestern University.

9:31 AK 8 Parametric Wave Patterns in Vertically Oscillated Granular Layers. Paul Umbanhowar, Francisco Melo, and Harry L. Swinney, Center for Nonlinear Dynamics, University of Texas at Austin.

SESSION BA: THIN-FILM INSTABILITIES, SUNDAY MORNING, 10:15

SESSION BA: THIN-FILM INSTABILITIES

Sunday morning, 20 November 1994 American Room at 10:15 G. Baker, presiding

10:15 BA 1 Interfacial Instabilities in Thin Draining Films. S. Krishamoorthy, S. Chippada and B. Ramaswamy, Rice University; S.W. Joo, Wayne State University.

10:28 BA 2 Statistical Properties of Turbulent Wavy Film Flows. J.P. Gollub, J. Liu, D. Moroz, Haverford Coll, and U. Penn.

10:41 BA 3 Dissipative-dispersive evolution equation for falling annular films. A.L. Frenkel, Univ of Alabama.

10:54 BA 4 Dissipative-dispersive 3-D waves on films flowing down inclined planes. K. Indireshkumar and A.L. Frenkel, Univ of Alabama.

11:07 BA 5 Interaction Dynamics of Solitary Waves on a Falling Film. H.-C. Chang and E. Demekhin, Department of Chemical Engineering, University of Notre Dame.

11:20 BA 6 Disintrgration of a liquid sheet in contact with a vertical wall. J.P. McHugh and D.W. Watt, University of New Hampshire.

11:33 BA 7 Dynamics of a Thin Liquid Film Draining Down a Heated Inclined Plane. M.F.G. Johnson, R.A. Schluter and S.G. Bankoff, Departments of Mechanical Engineering, Physics, and Chemical Engineering, Northwestern University.

11:46 BA 8 Thin Liquid Films on a Heated Vertical Cylindrical Rod: Axisymmetric Flows. Steven W. Benintendi and Marc K. Smith, Georgia Institute of Technology.

SESSION BB: CHAOS AND GENERAL STABILITY, SUNDAY MORNING, 10:15

SESSION BB: CHAOS AND GENERAL STABILITY

Sunday morning, 20 November 1994 French Room at 10:15 I. Herron, presiding

10:15 BB 1 Chaotic motion of a solid through ideal fluid. S.W. Jones & H. Aref, Department of Theoretical & Applied Mechanics, University of Illinois.

10:28 BB 2 Basic Forms of chaotic attractors in autonomous nonlinear systems and their implications. Hie-Tae Moon, Korea Advanced Institute of Science and Technology.

10:41 BB 3 Soap Film Thickness as a Passive Scalar in a Two-Dimensional Couette Cell. X-l. Wu, B. Martin, H. Kellay, and W.I. Goldburg, Department of Physics and Astronomy, University of Pittsburgh.

10:54 BB 4 Synchronous Sloshing in Free and Suspended Containers. P.D. Weidman, University of Colorado at Boulder.

11:07 BB 5 Transition from Steady to Periodic Motion in Homopolar Devices. G.Talmage, Pennsylvania State University.

11:20 BB 6 Magnetohydrodynamic Stability of Conducting Fluid Cylinders. David L. Littlefield, Southwest Research Institute.

11:33 BB 7 Instability and Transitions of Flow in a Curved Square Duct. P.A.J. Mees, K. Nandakumar and J.H. Masliyah, Dept. of Chemical Eng., University of Alberta, Canada.

SESSION BC: FREE-SURFACE FLOWS I, SUNDAY MORNIING, 10:15

SESSION BC: FREE-SURFACE FLOWS I

Sunday morning, 20 November, 1994 English Room at 10:15 A. Conlisk, presiding

10:15 BC 1 Interaction of Shear-Free Turbulence with a Free Surface. D.T. Walker, L. Garza-Rios, Univ. of Michigan; R.I. Leighton, Naval Research Lab.

10:28 BC 2 Enstrophy Balance for Turbulence at a flat free-surface. R.I. Leighton, Naval Research Laboratory; D T. Walker and L. Garza-Rios, The Universitv of Michigan.

10:41 BC 3 Spectral transfers in the free-surface region of open-channel turbulent flows. Y. Pan and S. Banerjee, University of California at Santa Barbara.

10:54 BC 4 Coherent Structures in a Turbulent Shear Flow Near a Free Surface. Wu Ting Tsai, Department of Oceanography, Taiwan Ocean University, Keelung, Taiwan; & Dick K.P. Yue, Department of Ocean Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts

11:07 BC 5 Turbulent Wake Shear Flow at Low Froude Numbers. Athanassios Dimas, Dept. of Mech. Eng., Univ. of Maryland-College Park.

11:20 BC 6 Large -Scale Features and Velocity Field at the Free Surface in an Open Channel Flow - S. Kumar, R. Gupta and S. Banerjee, Univ. of California at Santa Barbara.

11:33 BC 7 Flow over a cylinder Close to a Free Surface. J. Sheridan, J.-C. Lin and D. Rockwell, Lehigh University.

11:46 BC 8 Flow Field Measurements in a Pulsed Free-Surface Jet. J. Scherer and L.P. Bernal, University of Michiqan.

SESSION BD: COMPRESSIBLE TURBULENCE I, SUNDAY MORNING, 10:15

SESSION BD: COMPRESSIBLE TURBULENCE I

Sunday morning, 20 November 1994 Confederate Room at 10:15 G. Settles, presiding

10:15 BD 1 Results of a psuedo-sound constitutive relationship for the dilatational covariances in the k equation of compressible turbulence. J.R. Ristorcelli, ICASE, NASA-LaRC, Hampton, VA; S. Thangam, Stevens Institute of Technology, Hoboken VA.

10:28 BD 2 Second-Order Closures for Compressible Turbulence. S. Savarese, C.C. Volte, J.L. Lumley, Cornell University.

10:41 BD 3 Compressible Turbulence Modeling For Shock-Wave / Boundary Layer Interaction. C.C. Volte,S. Savarese. J.L. Lumley, Cornell University.

10:54 BD 4 The influence of entropy fluctuations on shock/turbulence interaction. K. Mahesh, S.K. Lele, P. Moin, Stanford University.

11:07 BD 5 Stochastic Model for Compressible Turbulence. B.J. Delarue and S.B. Pope, Cornell University.

11:20 BD 6 A Reynolds Stress Equation Turbulence Model for Compressible Flows. D. Knight and M. Gnedin, Rutgers University.

11:33 BD 7 Mixing Enhancement via Controlled Coherent Modes in High Speed Compressible Jet Flows. J.T.C. Liu and K. Lee, Brown University.

11:46 BD 8 Validation of a Dynamic k-Equation Subgrid Model By Comparison with Experimental Results for Compressible Mixing Layers. C. Nelson and S. Menon, Georgia Institute of Technology.

SESSION BE: SEPARATED FLOW CFD, SUNDAY MORNING, 10:15

SESSION BE: SEPARATED FLOW CFD

Sunday morning, 20 November 1994 Georgian Room at 10:15 M. Glauser, presiding

10:15 BE 1 Simulations of Flow Around Cylinders Using Boundary Forcing. J. Mohd. Yusof, J.L. Lumley.

10:28 BE 2 A Spectral Domain Decomposition Method for the Simulation of Unsteady Separated Flows. J.H. Robichaux and S. P. Vanka, and S. Balachandar, Univ. of Illinois at Urbana-Champaign.

10:41 BE 3 Comparison of Circular and Elliptic Cylinder Wakes Obtained From 2- and 3-D Direct Numerical Simulations. R. Mittal, S. Balachandar, Univ. of Illinois at Urbana-Champaign.

10:54 BE 4 Computed Vortex-shedding Patterns in the Near Wake of Bluff Cylinders. T. Tamura and Y. Itoh, Tokyo Inst. Tech., Japan.

11:07 BE 5 On the Reynolds Number Scaling of Incipient Leading Edge Stall. P. Reisenthel, Nielsen Engineering & Research, Inc.

11:20 BE 6 Control of Unsteady Separation from the Leading Edge of a Thin Airfoil. J.D.A. Walker, M.P. Johnson and A. T. Degani, Lehigh University.

11:33 BE 7 Steady 3-D laminar boundary layers over a swept bump and free wing. X. Wu and K.D. Squires, Univ. of Vermont.

11:46 BE 8 Unsteady Boundary-Layer Separation Induced by a Vortex Above a Heated Surface. K.W. Cassel and R.G. Rehm, National Institute of Standards and Technology.

SESSION BF: JET INSTABILITIES, SUNDAY MORNING, 10:15

SESSION BF: JET INSTABILITIES

Sunday morning, 20 November 1994 Spanish Room at 10:15 M. Yoda, presiding

10:15 BF 1 A Branching Liquid Jet. S.P. Lin and R.D. Webb, Clarkson University.

10:28 BF 2 Regimes of Jet Breakup. M. Hudman and S.P. Lin, Clarkson University.

10:41 BF 3 Instability of a high speed submerged elastic jet. E.J. Hinch & J.M. Rallison, D.A.M.T.P., Cambridge University, U.K.

10:54 BF 4 Global-temporal dynamics in an axisymmetric jet with helical mode feedback. S. Ahn and T. C. Corke, Ill. Inst. of Tech.

11:07 BF 5 Dynamic spatial modes control or a circular jet. C. Ding and Uri Vandsburger, Virginia Tech.

11:20 BF 6 Instability of a fine-grained turbulent jet. KangPing Chen, Arizona State University, Tempe, Arizona; & D.G. Crighton, DAMTP, University of Cambridge, Cambridge, U. K.

11:33 BF 7 3-D vorticity in a coflowing, turbulent, high-speed jet subjected to axial and azimuthal perturbations. K.P. Prestridge & J.C. Lasheras, University of California, San Diego.

11:46 BF 8 For a Low Speed Turbulent Planar Free Jet, Connections Between Strengths for Momentum Flux "Ears" Developing Along Each Jet Spanwise End and Forms Occuring for Shear Layer Vortex and Large Eddy Structures. S.S. Fisher, Univ. of Virginia.

SESSION BG: SHOCK WAVES, SUNDAY MORNING, 10:15

SESSION BG: SHOCK WAVES

Sunday morning, 20 November 1994 Flag Room at 10:15 P. Miller, presiding

10:15 BG 1 Shock Front Flow Field Visualization by Gated Imaging of Submicron Aerosol Traces. Y.W. Kim, Lehigh U.

10:28 BG 2 Shock wave interaction with grid generated turbulence in a shock tube. George Briassullis and Jannis Andreopoulos, The City College of CUNY.

10:41 BG 3 The Shock-Vortex Interaction: Shock Distortion and Formation of the Acoustic Wave. Janet L. Ellzey, Assistant Professor, Michael R. Henneke, Graduate Research Assistant, Dept. of Mechanical Engineering, The University of Texas at Austin; J. Michael Picone, Elaine S. Oran, Naval Research Laboratory.

10:54 BG 4 Interaction of a Reflected Shock with a Self-Induced Boundary Layer. Y.S. Weber, WPAFB; E.S. Oran, NRL; J.P. Boris NRL; and J.D. Anderson, Jr., U. Maryland.

11:07 BG 5 Shock Wave Profiles for a two-temperature Maxwellian Description. R.M. Velasco, L.S. Garcia-Colin, F.J. Uribe, UAM-Iztapalapa, Mexico.

11:20 BG 6 Analysis of the Time-Series of Angular Accelerations of a Levitated Object Interacting with a Conical Shock Front. Michael A. Stroscio, Duke University.

11:33 BG 7 Stability Shock Wavc in Fluids and Viscosity of Fluids behind a Shock Wave Front. V. Mineev, High Energy Density Research Center, Russian Academy of Science, Izhorskaya,13/19, Moscow 127412, Russia.

SESSION BH: TURBULENCE MODELING I, SUNDAY MORNING, 10:15

SESSION BH: TURBULENCE MODELING I

Sunday morning, 20 November 1994 Peachtree Battle Room at 10:15 C. Speziale, presiding

10:15 BH 1 A Priori Tests of Dynamic Subgrid-Scale Models for Finite-Difference Simulation of Incompressible and Compressible Flows. M.V. Salvetti, S. Banerjee.

10:28 BH 2 Energy dissipation, stress variance and correlation in mixed subgrid- scale models at moderately high Reynolds numbers. S. Liu, C. Meneveau and J. Katz, The Johns Hopkins University.

10:41 BH 3 A Lagrangian Dynamic Subgrid-scale Model for LES. C. Meneveau, The Johns Hopkins University; T.S. Lund and W. Cabot, CTR, Stanford Univ/ NASA AMES.

10:54 BH 4 A Nonlocal Subgrid-Scale Model for Introducing Memory Effects Into an LES. Gal Berkooz and Mark Hanisch, BEAM Engineering and Applied

11:07 BH 5 Additive Decomposition of the Navler-Stokes Equations with Chaotic Map Subgrid Models: Application to Intermittent Pipe Flow. J.M. McDonough, X. Zhong and E.C. Hylin, University of Kentucky,Lexington.

11:20 BH 6 Additive Turbulent Decomposition of the Navier-Stokes Equations with Chaotic Map Subgrid Models: Application to Supersonic Ramp Flow. D.C. Weatherly, E.C. Hylin, and J.M. McDonough, University of Kentucky, Lexington.

11:33 BH 7 A Spectral Model Applied to Decaving Anisotropic Homogeneous Turbulence. T.T. Clark and C. Zemach, Los Alamos National Laboratory.

11:46 BH 8 A Prediction of Dissipation Anisotropy in Turbulent Shear Flows. J. Weinstock, Aeronomy Laboratory, NOAA, Boulder, CO.

SESSION BI: TURBULENT BOUNDARY LAYERS II, SUNDAY MORNING, 10:15

SESSION BI: TURBULENT BOUNDARY LAYERS II

Sunday morning, 20 November 1994 Peachtree Park Room at 10:15 N. Aubry, presiding

10:15 BI 1 Analysis of Structure and Evolution in a Low Reynolds Number Turbulent Boundary Layer Using Stereoscopic Imaging. C. Delo and A.J. Smits, Department of Mechanical and Aerospace Engineering, Princeton University.

10:28 BI 2 A New Noise-Cancellation Technique for Turbulent Wall-Pressure Measurements at Low Reynolds Numbers. A. Naguib and S. Gravante, IIT, Chicago, IL.

10:41 BI 3 Inverse-Power Law in Wall-Pressure Spectra Beneath a Turbulent Boundary Layer. C. Wark, S Gravante, A. Naguib and H. Nagib, IIT, Chicago, IL.

10:54 BI 4 Combined PIV and Wall Pressure Measurements in a Turbulent Boundary Layer. W. de Ojeda, C.E. Wark and S.A. Ullrich, IIT, Chicago, IL.

11:07 BI 5 Effect of Spatial Resolution on the Measurement of Turbulent Wall- Pressure Fluctuations. S.P. Gravante, A.M. Naguib, C.E. Wark, and H.M. Nagib, IIT, Chicago, IL.

11:20 BI 6 The Strong Reynolds Number Effect on Frequency Spectra of Turbulent Wall Pressure. Ronald L. Panton, U. Texas.

11:33 BI 7 Simultaneous wall pressure and wall shear stress measurements beneath a turbulent cylindrical boundary layer. H.G. Nepomuceno and R.M. Lueptow, Northwestern Univ.

11:46 BI 8 Wall pressure peak cvents in wall-bounded turbulent flow. R.M. Lueptow Northwestern Univ.

SESSION BJ: BUOYANCY-DRIVEN FLOW, SUNDAY MORNING, 10:15

SESSION BJ: BUOYANCY-DRIVEN FLOW

Sunday morning, 20 November 1994 Henry Room at 10:15 P. Roberts, presiding

10:15 BJ 1 New View of the Turbulent Thermal Boundary Layer on a Flat Plate. L. Castillo, W. K. George, SUNY at Buffalo.

10:28 BJ 2 Outline of a New Theory for the Natural Convection Turbulent Boundary Layer Next to Heated Vertical Surfaces. M. Wosnik and W.K. George, SUNY at Buffalo.

10:41 BJ 3 Near-Ground Behavior of Simulated Microbursts. A. Alahyari and E. K. Longmire, University of Minnesota.

10:54 ' BJ 4 Properties of Self-Preserving Round Buoyant Turbulent Plumes. G.M. Faeth, Z. Dai, L.-K.Tseng, Univ. Michigan.

11:07 BJ 5 On the Similarity of Turbulent Buoyant Plumes. A.M. Sardar and W. K. George, SUNY at Buffalo.

11:20 BJ 6 Laminar mixed convection in the far wake of weakly-heated bodies. Peter Ehrhard, Kernforschungszentrum Karlsuhe, Germany.

11:33 BJ 7 Laminar Natural Convection Heat Transfer over a Sphere-I: Steady- State. G. Gogos, University of Nebraska-Lincoln and H. Jia, PPI, Stevens Institute of Technology.

11:46 BJ 8 Laminar Natural Convection Heat-Transfer over a Sphere-II: Transient. H. Jia, PPI, Stevens Institute of Technology and G. Gogos, University of Nebraska-Lincoln.

SESSION BK: SUSPENSIONS & POROUS MEDIA, SUNDAY MORNING, 10:15

SESSION BK: SUSPENSIONS & POROUS MEDIA

Sunday morning, 20 November 1994 Grady Room at 10:15 S. Paolucci, presiding

10:15 BK 1 The Instability of the Unsteady Motion of Solid Particles in Stokes Flows. Jimmy Feng & Daniel D. Joseph, University of Minnesota.

10:28 BK 2 Effect of the vessel size on the hydrodynamic diffusion of sedimenting spheres. Elisabeth Guazzelli and Helene Nicolai, PMMH/ESPCI, Paris, France.

10:41 BK 3 Measurement of Hydrodynamic Dispersion of Non-Colloidal Suspensions, from Einstein's Argument. D. Salin, J. Martin and N. Rakotomalala, A.O.M.C, Universite Pierre et Mane Curie, Case 78, 75252 Paris Cedex 05, France.

10:54 BK 4 A Model for the Tangential Stress at a Fluid-Fluid Interface in Flow through a Hele-Shaw Cell. A. Borhan, Penn State University; A. Nadim, Boston University; and H. Haj-Hariri, University of Virginia.

11:07 BK 5 Flow along the interface separating two porous media: An experimental investigation using LDA. Sunil K. Gupte and Suresh G. Advani, Department of Mechanical Engineering, University of Delaware.

11:20 BK 6 Maximal Effective Diffusivity for Time Periodic Incompressible Fluid Flows. I. Mezic, University of Warwick; J.F. Brady, and S. Wiggins, California Institute of Technology.

11:33 BK 7 An Alqorithm Based Upon the Biot-Geertsma-Gassmann Equations to Estimate (a)Porous Rock Compressibilities and (b)Seismic Velocities for Porous, Fluid-Filled Rocks. J. Wu, A.K. Benson, Brigham Young University.

11:46 BK 8 Flow Through a Shallow Packed Bed of Small Parts. K.K. Bofah, C. Kramer and H.J. Gerhardt, Fachhochschule Aachen & Ingenieurgemeinschaft WSP.

SUNDAY AFTERNOON SESSION S1: FLUID DYNAMICS PRIZE LECTURE, SUNDAY AFTERNOON, 14:00

SESSION S1: FLUID DYNAMICS PRIZE LECTURE

Sunday afternoon, 20 November 1994 Peachtree Ballroom at 14:00 L. Redekopp, presiding

14:00 S1 1 Interfaces and Boundary Conditions. S.H. Davis, Northwestern University.

SESSION S2: OTTO LAPORTE MEMORIAL LECTURE

SESSION S2: OTTO LAPORTE MEMORIAL LECTURE

Sunday afternoon, 20 November 1994 Peachtree Ballroom at 14:45 H. Aref, presiding

14:45 S2 1 Structure and Stability of Finite Amplitude Steady Waves on Deep Water. P.G. Saffman, California Institute of Technology.

SESION CA: SURFACE-TENSION EFFECTS, SUNDAY AFTERNOON, 16:00

SESSION CA: SURFACE-TENSION EFFECTS

Sunday afternoon, 20 November 1994 American Room at 16:00 C. Park, presiding

16:00 CA 1 Low Gravity Capillary Flow in a Corner. Mark M. Weislogel, NASA Lewis Research Center and Seth Lichter, Department of Mechanical Engineering, Northwestern University.

16:13 CA 2 Solitary waves in a circular array of liquid columns. L. Limat, F. Giorgiutti and J.E. Wesfreid, Laboratoire de Physique et de Mecanique des Milieux Heterogenes, ESPCI, 10 rue Vauquelin, 75231 Paris, Cedex 05, France.

16:26 CA 3 Video and photomicroscopy investigation of dynamics in circular free standing liquid crystalline films. M. Nechanicky, D.H. Van Winkle, The Florida State University.

16:39 CA 4 Extensional deformation of Newtonian liquid bridges. S. Gaudet, G.H. McKinley, H.A. Stone, Harvard University, Cambridge, MA.

16:52 CA 5 The viscous instability between two miscible fluids in a capillary tube. P. Petitjeans and T. Maxworthy, Univ. of So. Calif,Los Angeles.

17:05 CA 6 Microscopic Lattice Boltzmann Model for Multicomponent Fluids. T. Lookman, D.O. Martinez. S. Chen, Theoretical Division, Los Alamos National Laboratory.

17:18 CA 7 Long-time evolution and singularity formation in vortex sheets under surface tension. Michael Shelley, The Courant Institute of Mathematical Sciences, NYU; John Lowengrub, The University of Minnesota; and Thomas Hou, California Institute of Technology.

17:31 CA 8 Cahn-Hilliard Hydrodynamics. John Lowengrub, Dept of Math., The University of Minnesota; Michael Shelley, The Courant Institute, NYU; Lev Truskinovsky, Dept. and Aerospace and Mechanics, The University of Minnesota; Jonathan Goodman, The Courant Institute, NYU.

17:44 CA 9 Withdrawn

SESSION CB: GENERAL STABILITY I, SUNDAY AFTERNOON, 16:00

SESSION CB: GENERAL STABILITY I

Sunday afternoon, 20 November 1994 French Room at 16:00 P. Hall, presiding

16:00 CB 1 Stability of the laminar flows past a cylinder in a channel and past a sphere in a pipe. S.J. Tavenre, Penn State.

16:13 CB 2 Linear Stability of Axial Flow Along the Exterior of a Long Cylinder. Jae-Soon An and Harold Salwen, Stevens Institute of Technology.

16:26 CB 3 Helical Symmetry in the Stability of Circular Pipe Flow. I. Herron, R.P.I.

16:39 CB 4 Pipe flow instability analysis for axisymmetric perturbations not periodic in space. L. Keefe, Nielsen Engineering and Research.

16:52 CB 5 Stability and Bifurcation of Two Submerged Jets in a Channel. R.T. Goodwin III, W.R. Schowalter, Department of Chemical Engineering, Univ. of Illinois at Urbana-Champaign.

17:05 CB 6 Thermo-Viscous Fingering of Flow in Finite-Length Thin Slots. K.R. Helfrich, Woods Hole Oceanographic Institution, Woods Hole, MA.

17:18 CB 7 Linear Stability of Modulated Poiseuille Flow. Harold Salwen and Jae-Soon An, Stevens Institute of Technology.

17:31 CB 8 On the Stability for the Jeffery-Hamel Flow. F.J. Uribe, E. Diaz, UAM-Iztapalapa and A. Bravo, UNAM, Mexico.

SESION CC: VORTEX DYNAMICS II, SUNDAY AFTERNOON, 16:00

SESSION CC: VORTEX DYNAMICS II

Sunday afternoon, 20 November 1994 English Room at 16:00 S. Vanka, presiding

16:00 CC 1 Laboratory Measurements of Mass Transport by Laminar and Turbulent Vortex Rings. Wilbur F. Pierce, Donald P. Delisi, Northwest Research Associates Inc., Bellevue. WA.

16:13 CC 2 On The Evolution of Laminar Vortex Rings. A. Weigand, California Institute of Technology, Pasadena.

16:26 CC 3 Velocity and Vorticity Distributions in Moderate to High Reynolds Number Vortex Rings. G.B. Smith, T. Wei, Rutgers Universtiy; J. Anderson, M.S. Trianatafyllou, and D.K.P. Yue, MIT.

16:39 CC 4 Vortex rings with swirl: an experimental study. T.T. Lim, Dept. of Mech. & Prod. Eng., National University of Singapore.

16:52 CC 5 Investigation of Vortex Ring Impingment on a Wall and a Free Surface. Drazen Fabris, Daniel L. Marcus, and Dorian Liepmann, Univ. of Calif. Berkeley and Lawence Livermore Nat. Lab.

17:05 CC 6 Direct Numerical Simulation of Laminar Vortex Rings. C.K. Madnia and S. James, SUNY at Buffalo. 17:18 CC 7 A Deterministic Vortex Sheet Method for Boundary Layer Flow. P.S. Bernard, University of Maryland.

17:31 CC 8 A comparison of planar 2-D and axisymmetric vortex sheet roll-up. M. Nitsche, University of Colorado, Boulder; & R. Krasny, University of Michigan, Ann Arbor.

17:44 CC 9 Algorithms for integration and differentiation on irregularly spaced points. J.R. Grant, Naval Undersea Warfare Center; J.S. Marshall, U. of Iowa; S.A. Huyer, J.S. Uhlman, Naval Undersea Warfare Center.

SESSION CD: EXPERIMENTAL TECHNIQUES I, SUNDAY AFTERNOON, 16:00

SESSION CD: EXPERIMENTAL TECHNIQUES I

Sunday afternoon, 20 November 1994 Confederate Room at 16:00 D. Bogard, presiding

16:00 CD 1 Particle Image Distortion. H.T. Huang & H.E. Fielder, Technical University of Berlin, Germany.

16:13 CD 2 Holographic PIV System. R.J. Adrian, D.B. Barnhart, C.D. Meinhart, G. Papen, Univ. of Illinois. Urbana.

16:26 CD 3 Instantaneous 3D Measurement of Vortical Flows by Holographic Particle Velocimetry. Hui Meng & Fazle Hussain, Univ. of Houston.

16:39 CD 4 Concentration and velocity field measurements in turbulent flows using tomograpbic observations by laser induced fluorescence. G.J. Merkel, Dept of Industrial Chemistry and Chemical Engineering; T. Dracos, Institute of Hydromechanics and Water Resources Management, Swiss Federal Institute of Technology, CH-8092 Zurich; P. Rys and F.S. Rys, Dept. of Industrial Chemistry and Chemical Engineering.

16:52 CD 5 Velocity-Vorticity Measurements in a Spinning Jet. J. Murray, J. Wallace, & L. Ong, University of Maryland.

17:05 CD 6 Turbulence Spectra Measurement in Laser Velocimetry. Dave Sree, Tuskegee University.

17:18 CD 7 Noise, Resolution and Scaling Effects on the Global Extraction of Velocity from Scalar Measurements in a Shear Flow. Bonnie N. Carpenter and Arne J. Pearlstein, Department of Mechanical and Industrial Engineering, University of Illinois at Urbana-Champaign.

17:31 CD 8 Measurement of flow speed from video image of demixing liquid-liquid mixture using spatial-temporal Fourier spectral method. Kiwing To, Institute of Physics Academia Sinica ROC.

17:44 CD 9 Laser Doppler Velcimeter Measurements of Boundary Layer Velocity and Turbulence Intensities in Mach 2.5 Flow. J. Sewell, L. Chew and R.H. Chen, University of Central Florida.

SESSION CE: SOLIDIFICATION, SUNDAY AFTERNOON, 16:00

SESSION CE: SOLIDIFICATION

Sunday afternoon 20 November 1994 Georgian Room at 16:00 R. Braun, presiding

16:00 CE 1 Intrinsic Equations of Motion Describing Phase Transitions. Andrew J. Bernoff 1, Andrea L. Bertozzi 2, & David C. Sanocka 1. 1=Dept of Eng. Sci. Applied Math., Northwestern University; 2=Dept. of Math., University of Chicago.

16:13 CE 2 An Asymptotic Theory of Directional Solidification in the Statically Stablc Case. Kirk Brattkus, Southern Methodist University.

16:26 CE 3 Bifurcation with Anistropy: Effect of Surface-Tension Anisotropy on Interface Morphology during Directional Solidfication. R.B. Hoyle, Northwestern University; G.B. McFadden, NIST; and S.H. Davis, Northwestern University.

16:39 CE 4 Shear Stabilization of Morphological Instability During Directional Solidification. T.P. Schulze and S.H. Davis, Northwestern University.

16:52 CE 5 Weakly-nonlinear analysis of convection in a mushy layer during the solidification of a binary alloy. D.M. Anderson and M.G. Worster, University of Cambridge.

17:05 CE 6 Large-Scale Patterns in Solidification/Dissolution of $NH_{4}Cl$ with Imposed Convective Flows. T.H. Solomon and R.R. Hartley, Bucknell University.

17:18 CE 7 Convection Stability of a Solidification Interface in a Porous Layer. C. Mackie, P. V. Desai and C. W. Meyers, Georgia Institute of Technology.

17:31 CE 8 A mixed Eulerian-Lagrangian method for the simulation of morphological instabilities during solidification. H.S. Udaykumar and W. Shyy, Department of Aerospace Engineering, Mechanics and Engineering Science, University of Florida, Gainesville.

SESSION CF: WAKE INSTABILITIES, SUNDAY AFTERNOON, 16:00

SESSION CF: WAKE INSTABILITIES

Sunday afternoon, 20 November 1994 Spanish Room at 16:00 A. Cain, presiding

16:00 CF 1 Trailing vortex instabilities in the wake of a delta wing. G.D. Miller & C.H.K. Williamson, Cornell University.

16:13 CF 2 The Effect of End Conditions on Bluff Body Wakes at Moderate Reynolds numbers. A. Prasad & C.H.K. Williams, Cornell University.

16:26 CF 3 The Breakdown of Global Instability in a Plane Wake with Suction at the Trailing Edge of a Splitter Plate. Tzong-Shyng Leu and Chih-Ming Ho, University of California, Los Angeles.

16:39 CF 4 The Laminar Wake of Tapered Cylinders in Nonuniform Flow. M. Hammache, T. Ursenbacher & P.A. Monkewitz, Swiss Fed. Inst. of Technology, Lausanne.

16:52 CF 5 Spatial Structure of Subharmonic Disturbances in a Cylinder Wake at Transitional Reynolds Numbers. D. Williams, A. Abouel-Fotouh and P. Saz Parkinson, Illinois Institute of Technology.

17:05 CF 6 Vortex Formations and Breakdowns Behind Various Polygonal Plates. H. Higuchi, J. Zhang, H. Balligand, R. W. Anderson, Syracuse University.

17:18 CF 7 Wave Interaction Induced By Forcing of Axisymmetric Bluff-Body Wakes. S.C. Cannon, Arete Associates; and F.H. Champagne, University of Arizona.

17:31 CF 8 Effect of the Sphere/Fluid Density Ratio on Nonaxisymmetric Vortex Shedding in Wakes of Falling Spheres. W. Joseph Mantle and Arne J. Pearlstein, Department of Mechanical and Industrial Engineering, University of Illinois at Urbana-Champaign.

SESSION CG: COMPRESSIBLE FLOW, SUNDAY AFTERNOON, 16:00

SESSION CG: COMPRESSIBLE FLOW

Sunday afternoon, 20 November 1994 Flag Room at 16:00 Z. Rusak, presiding

16:00 CG 1 Mixinq Ernhancement in Supersonic Cross Flow throuqh a Pulsed Transverser Jet. Hsia, Kuo-Ting; Chew, Larry, U. of Central Florida.

16:13 CG 2 Parameterization Study of Pulsed Jets and Penetration Depth in Subsonic and Supersonic Cross Flow. H. Randolph, L. Chew, Univ. of Central Florida, Mechanical and Aerospace, Engineering.

16:26 CG 3 The Effect of Streamwise Curvature on the Development of a Compressible Free Shear Layer. C J King, A. Krothapalli and D. Wishart, Florida A&M University and Florida State University, Tallahassee, FL.

16:39 CG 4 Highly Compressible ($M_{c}=2$) Countercurrent Shear Layer. F.S. Alvi and A. Krothapalli, Florida A&M University and Florida State University, Tallahassee, FL.

16:52 CG 5 Spatial Instability and the Absolute/Convective Transition in a Compressible Wake/Mixing Layer. Mei Zhuang, Michigan State University, Paul E. Dimotakis, Caltech.

17:05 CG 6 Simulation of transonic shear layer flow. T.M. Lappas, P.E. Dimotakis, and M.D. Slessor, California Institute of Technology.

17:18 CG 7 Experiments on bi-supersonic turbulent shear layers. M.D. Slessor and P. E. Dimotakis, California Institue of Technology.

17:31 CG 8 On the Weakening of Shock-Induced Adverse Pressure Gradients in Cascade Configurations. M.S. Cramer and J.F. Monaco, Engineering Science and Mechanics, Virginia Polytechnic Institute and State University, Blacksburg, VA.

17:44 CG 9 Formation on Ice Crystals via Explosive Expansion of Humid Air. S. Mao, MUN, St.John's, Canada.

SESSION CH: TURBULENCE THEORY II, SUNDAY AFTERNOON, 16:00

SESSION CH: TURBULENCE THEORY II

Sunday afternoon, 20 November 1994 Peachtree Battle Room at 16:00 J. Domaradzki, presiding

16:00 CH 1 The Relationship Between Pressure-Velocity-Velocity Structure Functions and Fourth-Order Velocity Structure Functions. Reginald J. Hill, DOC/NOAA/ETL.

16:13 CH 2 Interpretations and Generalizations of the Proper Orthogonal Decomposition. C.S. Carrano & J.G. Brasseur, The Pennsylvania State University.

16:26 CH 3 Experimental evidence for intense vortical structures in grid turbulence. J.D. Jacob and O. Savas, U. of California, Berkeley.

16:39 CH 4 Scaling and Dissipation in the GOY shell model. Z. Jane Wang, The James Franck Institute, The University of Chicago.

16:52 CH 5 About inviscid processes in homogeneous turbulent flows. Leon Van Dommelen, FAMU/FSU College of Engineering, Tallahassee, FL.

17:05 CH 6 Exact Averaged Equations of 2-D Hydrodynamics. V. Berdichevsky, Georgia Institute of Technology.

17:18 CH 7 Bottleneck and shear effects in turbulence. Detlef Lohse, James Franck Institute, University of Chicago; and Axel Muller-Groeling, Dept. of Physics, University of Toronto, Toronto, Canada

17:31 CH 8 Turbulent Distortion of Homogenous Nucleation at a Tangential Discontinuity. J.A. Johnson III and R. Hazoume, Florida A&M Univ.

17:44 CH 9 Withdrawn

SESSION CI: BOUNDARY-LAYER INSTABILITIES I, SUNDAY AFTERNOON, 16:00

SESSION CI: BOUNDARY-LAYER INSTABILITIES I

Sunday afternoon, 20 November 1994 Peachtree Park Room at 16:00 E. Reshotko, presiding

16:00 CI 1 Transition in Open Flow Systems - A Reassessment. M.V. Morkovin, Ill. Inst. of Technology; E. Reshotko, Case Western Reserve Univ.; and T. Herbert, Ohio State Univ.

16:13 CI 2 Resonant Growth of 3-D Subharmonic Modes in Falkner-Skan Boundary Layers with Adverse Pressure Gradients. T.C. Corke & S. Gruber, Ill. Inst. of Tech. & Univ. of Stuttgart.

16:26 CI 3 Instability around an isolated roughness element. T. Motohashi, K. Ono, Nihon Univ., Japan; T. Tamura, Tokyo Inst. Tech., Japan; K. Kuwahara, ISAS, Japan.

16:39 CI 4 Oblique Wave Transition in Plane Channel Flow. P.A. Elofsson KTH, Sweden and A. Lundbladh, FFA, Sweden.

16:52 CI 5 Roughness-Induced Transition in Laminar Boundary Layers. M.E. Grimaldi & K.S. Breuer, Dept. of Aeronautics and Astronautics, MIT, Cambridge, MA.

17:05 CI 6 Instability of Flow over a 2-D Roughness Placed in hte Flat Plate Boundary Layer. K. Ono & T. Motohashi, Nihon Univ., Japan; T. Tamura, Tokyo Inst. Tech., Japan; K. Kuwahara, ISAS, Japan.

17:18 CL 7 The Transition to Global Instability in Artificial Boundary Layer Streaks. B. Tanguay, T. Maxworthy, D. Gamage & P.A. Monkewitz, Swiss Fed. Inst. of Technology, Lausanne.

17:31 CI 8 Experiments on the Interaction between Streamwise Vortices and Tollmien-Schlicting Waves. J.M. Kendall and E. Ikeda, Jet Propulsion Laboratory, California Inst. of Technology, Pasadena, CA.

SESSION CJ: GEOPHYSICAL FLUID DYNAMICS I, SUNDAY AFTERNOON, 16:00

SESSION CJ: GEOPHYSICAL FLUID DYNAMICS I

Sunday afternoon, 20 November 1994 Henry Room at 16:00 J. Whitehead, presiding

Paper CJ 1 has been moved and is now paper JF 6.
16:00 CJ 1 Sedimentation From a Particle-Laden Round Vertical Jet. H.J.S. Fernando & J. Neves, Arizona State University.

16:13 CJ 2 The Dynamics of Sedimenting, Surface Gravity Currents. T. Maxworthy, Univ. So. Calif. and I.T.G., Univ. of Cambridge.

16:26 CJ 3 Direct Numerical Simulation of a Volcanic Plume on Io. J.V. Austin and D.B. Goldstein, Univ. of Texas at Austin.

16:39 CJ 4 A Maxwell memory model for delayed weather response to solar heating. K.R. Sreenivasan, Yale U. and D.D. Joseph, U. Minnesota.

16:52 CJ 5 Capillary waves surfactants and gas transport through the ocean surface. A.J. Szeri, U.C. Irvine.

17:05 CJ 6 Absolute Instability in a Quasigeostrophic Current-Undercurrent System. C.E. Grosch, Old Dominion University.

17:18 CJ 7 Large-eddy simulation of Langmuir circulation. G. Yang & S. Leibovich Cornell University.

17:31 CJ 8 High Rayleigh Number Infinite Prandtl Number Convection with Temperature Dependent Viscosity. S. Balachandar, Univ. of Illinois at Urbana; D.A. Yuen, D.M. Reuteler, G. Lauer, Univ. of Minnesota.

17:44 CJ 9 Centrifugal Pumping on Sloping Surfaces in Linearly Stratified Fluids. R.F. Folse, E.M. Quin, C.W. Piker and A.H. Bell, University of Southern Mississippi.

SESSION CK: SUSPENSIONS, SUNDAY AFTERNOON, 16:00

SESSION CK: SUSPENSIONS

Sunday afternoon, 20 November 1994 Grady Room at 16:00 H. Haj-Hariri, presiding

16:00 CK 1 Asymmetry of the Pair Distribution Function in a Strongly Sheared Suspension. J.F. Brady and J.F. Morris, California Institute of Technology.

16:13 CK 2 Lattice Boltzmann Simulation of Suspensions with Impermeable Boundaries. Cyrus Aidun and Yannan Lu, Institute of Paper Science and Technology and Georgia Tech.

16:26 CK 3 Three-Dimensional Simulation of Suspension Flow. Deborah Sulsky, University of New Mexico; J.U. Brackbill, Los Alamos National Laboratory.

16:39 CK 4 Rarified Gas Flows Over Multi Cylinders and Spheres. Michael H. Peters, Department of Chemical Engineering, Florida State University and Florida A&M University, (FAMU/FSU College of Engineering) Tallahassee, FL.

16:52 CK 5 NMR Velocity Measurements in Fiber Suspensions. R.L. Powell 1; J.D. Seymour 1,2; K.L. McCarthy 2; and M.J. McCarthy 2. 1=Dept. of Chemical Engineering; 2=Dept. of Food Science and Technology, University of California, Davis.

17:05 CK 6 Velocity and fluid fraction measurements in suspensions flowing through an abrupt expansion. S. Altobelli, E. Fukushima, The Lovelace Institutes; and L. Mondy, Sandia National Laboratory.

17:18 CK 7 Image Analysis of Blood Flow Using Optical Flow Algorithms. M.L. Lowe, D.L. Hitt, J.R. Tincher, and J.M. Watters, Physics Department, Loyola College, Baltimore, MD.

17:31 CK 8 Magnetic colloidal suspensions in a shear flow. D. Wirtz, PMMH-ESPCI, Paris and Johns Hopkins University; M. Fermigier, PMMH-ESPCI, Paris; and J. Promislow, Stanford University.

17:44 CK 9 Periodic Branched Structures in a Phase Separated Magnetic Colloid. Weili Luo, Dept. of Physics, University of Central Florida, Orlando.

MONDAY MORNING SESSION DA: OSCILLATING DROPS & BUBBLES, MONDAY MORNING, 8:00

SESSION DA: OSCILLATING DROPS & BUBBLES

Monday morning, 21 November 1994 American Room at 8:00 H. Chang, presiding

8:00 DA 1 Hysteresis in Oscillation of Pendant Drops. D.W. DePaoli, O.A. Basaran, T.C. Scott, Oak Ridge National Laboratory, and J.Q. Feng, U. of Tennessee.

8:13 DA 2 Forced Oscillations of Pendant (Sessile) Drops. E.D. Wilkes, X. Zhang, U. of Tennessee, and O.A. Basaran, Oak Ridge National Laboratory.

8:26 DA 3 Dissolution or growth of soluble spherical oscillating bubbles. The effect of surfactants. M.M. Fyrillas and A.J. Szeri, U. C. Irvine.

8:39 DA 4 Oscillations of drops: results from USML-1 experiments in Space. A.V. Anilkumar, C.P. Lee, and T.G. Wang, Vanderbilt University, Nashville, TN.

8:52 DA 5 A theoretical model for centering of a viscous liquid shell in free and forced capillary oscillations. C.P. Lee, A.V. Anilkumar, and T.G. Wang, Vandertbilt University, Nashville, TN.

9:05 DA 6 Acoustically-induced Capillary Waves on Bubbles and Shells: Pattern Formation and Turbulence. R. Glynn Holt, Eugene H. Trinh, Jet Propulsion Laboratory, California Institute of Technology.

9:18 DA 7 Nonlinear Dynamics of Non-Spherical Levitated Drops: An Experimental Study. E.H. Trinh, R.G. Holt, and D.B. Thiessen, Jet Propulsion Laboratory, California Institute of Technology.

9:31 DA 8 Numerical Investigation of the Nonlinear Dynamics of an Electrostatically Levitated Conducting Drop. Z.C. Feng (MIT) and L.G. Leal (UCSB).

SESSION DB: CONVECTION I, MONDAY MORNING, 8:00

SESSION DB: CONVECTION I

Monday morning, 21 November 1994 French Room at 8:00 T. Foster, presiding

8:00 DB 1 The Study of Oscillations at the Onset of Convection for a Bilayer System. D. J ohnson, A.X. Zhao and R. Narayanan, University of Florida.

8:13 DB 2 Convective Flow in Two Immiscible Fluid Layers. P.W. Colovas, M.M. Degen and C.D. Andereck, The Ohio State University.

8:26 DB 3 The Influence of Nonplanar Oscillatory Shear Upon the Onset of Marangoni Convection. A.C. Or and R.E. Kelly, University of California, Los Angeles.

8:39 DB 4 The Effect of Surface Tension on Convective Instability in a Double- Diffusive Layer. J. Tanny and C.F. Chen, The Univeristy of Arizona.

8:52 DB 5 Double-Diffusive Marangoni Instability. A. Oron and L. Braverman, Technion, Haifa, Israel.

9:05 DB 6 3D Convective Onset with the Rayleigh Marangoni Effect in a Bounded Container. A.A. Zaman and R. Narayanan, University of Florida.

9:18 DB 7 Infrared Imaging of Temperature Fields in Surface-Tension-Driven Benard Convection. Michael F. Schatz, Stephen J. Van Hook, W.D. McCormick and Harry L. Swinney, Center for Nonlinear Dynamics and Department of Physics, The University of Texas at Austin.

9:31 DB 8 Long Wavelength Thermocapillary Instability in Benard-Marnagoni Convection. Stephen J. Van Hook, Michael F. Schatz, Jack B. Swift, W.D. McCormick and Harry L. Swinney, Center for Nonlinear Dynamics and Department of Physics, The University of Texas at Austin.

SESSION DC: VORTEX DYNAMICS III, MONDAY MORNING, 8:00

SESSION DC: VORTEX DYNAMICS III

Monday morning, 21 November 1994 English Room at 8:00 S. Tanveer, presiding

8:00 DC 1 Long's Vortex Revisited. E.W. Mayer, Dept. of Mechanical & Aerospace Engineering, Case Western Reserve University, Cleveland, OH.

8:13 DC 2 The Distortion of a Vortex Monopole in an Irrotational Flow at Large Reynolds Numbers. Joseph F. Lingevitch and Andrew J. Bernoff, Department of Engineering Science & Applied Mathematics, Northwestern University.

8:26 DC 3 Inviscid Symmetrization of an Isolated Vortex Region. Hongbing Yao and Norman J. Zabusky, Dept. of MAE and CAIP Center, Rutgers University.

8:39 DC 4 Hannay-Berry Phase for the Restricted Three Vortex Problem. P. Newton, Univ. So. Calif.

8:52 DC 5 Motion of Three Vortices in a Periodic Strip. M.A. Stremler & H. Aref, Department of Theoretical & Applied Mechanics, University of Illinois.

9:05 DC 6 Equilibrium and stability of a row of point vortices. H. Aref, Department of Theoretical & Applied Mechanics,University of Illinois.

9:18 DC 7 Stretching, Stirring, and Mixing in N-Vortex Systems. I.A. Min, A. Leonard, I. Mezic, California Institute of Technology.

9:31 DC 8 Absolute Instability of Vortex Filaments with Axial Flow. M.Z. Pesenson, University of California, Los Angeles.

SESSION DD: COMPRESSIBLE TURBULENCE II, MONDAY MORNING, 8:00

SESSION DD: COMPRESSIBLE TURBULENCE II

Monday morning, 21 November 1994 Confederate Room at 8:00 L. Kral, presiding

8:00 DD 1 Turbulence Measurements in a Supersonic Boundary Layer by Focusing Schlieren. S. Garg and G.S. Settles, Dept. of Mech. Engrg., Penn State University.

8:13 DD 2 Compressible-flow Experiments on the Nova Laser. P. Miller, T. Peyser, P. Stry, K. Budil, A. Demiris, H. Louis, and N. Woolsey, Lawrence Livermore National Laboratory.

8:26 DD 3 Direct Tests of Ergodicity in a Turbulent Supersonic Free Shear Layer. U. DeSilva, L.E. Johnson, and J.A. Johnson III, Florida A&M Univ.

8:39 DD 4 Nonlinear Development of a Wave Trapping Spatially Developing Mixing Layer. J.A. Greenough, J.B. Bell, W.Y. Crutchfield and C.A. Rendleman, Lawrence Livermore National Laboratory.

8:52 DD 5 The Shock-Cell Structure of a Highly Underexpanded Jet. D.P. Wishart, A. Krothapalli and C.J. King, Florida A&M University and Florida State University, Tallahassee, FL.

9:05 DD 6 Flow Visualization Study of a Mach 2.0 Diamond-shaped Jet. D. Washington, A. Krothapalli and F.S. Alvi, Florida A&M University and Florida State University, Tallahassee, FL.

9:18 DD 7 An Experimental Study of Underexpanded Swirling Jets. Y.-K. Yu, R.-H. Chen, L. Chew, Univ. of Central Florida, Dept. of Mechanical & Aerospace Engineering, Orlando.

SESSION DE: CFD II, MONDAY MORNING, 8:00

SESSION DE: CFD II

Monday morning, 21 November 1994 Georgian Room at 8:00 S. Zaleski, presiding

8:00 DE 1 Extended Lagrangian Particle-in-Cell (ELPIC) Code for Inhomogeneous Compressible Flows. A. Konstantinov (GUZIK Technical Enterprises) and S.A. Orszag, Princeton University.

8:13 DE 2 NekTar: Unstructured Spectral Methods in CFD. S.J. Sherwin and G.E. Karniadakis (Center for Fluid Mechanics, Brown University).

8:26 DE 3 Adaptive Grid Refinement Using cell-Level Imbalances. D.C. Haworth and S. Chang, GM NAO R&D Center, Warren, MI.

8:39 DE 4 Studies of Linear Filters for Treating Cell-Re Problems in Finite Difference Schemes. Yunpeng Yang and James M. McDonough, University of Kentucky, Lexington.

8:52 DE 5 On the Accuracy of Diffusion Particle Methods. R.B. Pelz & Y. Gulak, Rutgers Univ.

9:05 DE 6 A Dynamically Adaptive Multilevel Wavelet Collocation Method for Solving Partial Differential Equaitons in a Finite Domain. O.V. Vasilyev & S. Paolucci, University of Notre Dame.

9:18 DE 7 Simulating Flow Perturbations with Vortex Methods. Louis F. Rossi, Dept. of Eng. Sci. & Applied Math., Northwestern University.

9:31 DE 8 A Pressure-Based FAS-FMG Method for Solving Navier-Stokes Equations. Z.P. Ke, W.L. Chow, R.H. Chen and L. Chew, Univ. of Central Florida, Mechanical and Aerospace Engineering.

SESSION DF: CONTROL OF TURBULENT FLOW I, MONDAY MORNING, 8:00

SESSION DF: CONTROL OF TURBULENT FLOW I

Monday morning, 21 November 1994 Spanish Room at 8:00 P. Monkewitz, presiding

8:00 DF 1 Active-Control-Enhanced Mixing Mechanisms in Rectangular Jets. V. Kibens, D.E. Parekh, and M.C. Joshi, McDonnell Douglas Aerospace; and A. Glezer, Georgia Inst. of Technology.

8:13 DF 2 What is the limit for turbulent drag reduction? D.W. Bechert, DLR, Berlin; M. Bruse, W. Hage and G. Hoppe, HFI, TU Berlin, Germany.

8:26 DF 3 Application of a Neural Network to Turbulence Control. J. Kim, University of California, Los Angeles; D. Babcock, B. Gupta and R. Goodman, California Institute of Technology.

8:39 DF 4 Manipulation of Streamwise Vortices in a Boundary Layer by a Piezoceramic Actuator. D. Liu and R.F. Blackwelder, University of Southern California.

8:52 DF 5 Vectoring of a High Apect Ratio Rectanglar Air Jet Using a Zero Net Mass Flux Control Jet. B.L. Smith & A. Glezer, Georgia Institute of Technology.

9:05 DF 6 Active Control of Transition and Drag in Boundary Layers. S.A. Jacobson and W.C. Reynolds, Stanford Univ.

9:18 DF 7 Optimal Control of Turbulent Channel Flow. T. Newley, R. Temam (Universite Paris-Sud, Orsay), P. Moin, Center for Turbulence Research, Stanford U.

9:31 DF 8 On the active control of the wake past a plate with a suction point on the downstream wall. L. Cortelezzi, H-L. Chang, C.R. Anderson, and J.S. Gibson, University of California, Los Angeles.

SESSION DG: REACTING FLOWS II, MONDAY MORNING, 8:00

SESSION DG: REACTING FLOWS II

Monday morning, 21 November 1994 Flag Room at 8:00 F. Collins, presiding

8:00 DG 1 Forced Convection of a Passive Additive in the Neighborhood of a Solid Sphere. Andre T. Spears, Nimesh Y. Shah and X.B. Reed Jr., University of Missouri-Rolla.

8:13 DG 2 Forced Convective Diffusion-Reaction: First Order reaction in Stokes' Flow Past a Solid Sphere. X.B. Reed Jr., University of Missouri- Rolla.

8:26 DG 3 Investigation of Effects of Counterflow on Free Jet Flames. H. Shen, A. Krothapalli, Florida A&M University and Florida State University, Tallahassee.

8:39 DG 4 Effects of Heat Release on a Two-Dimensional Reacting Shear Layer. R. Moser, NASA-Ames Research Center; and F. Higuera, Center for Turbulence Research.

8:52 DG 5 Triple flame structure and diffusion flame stabilization. G. Ruetsch, D. Veynante, L. Vervisch, T. Poinsot, A. Linan, Center for Turbulence Research Summer Program 1994, Stanford University.

9:05 DG 6 Evolution of large-scale structures in reacting mixing layers. M.F. Miller, Physical Sciences Inc.; J.M. Seitzman, Georgia Inst. of Tech.; C.T. Bowman and M.G. Mungal, Stanford University.

9:18 DG 7 The potential for mixing enhancement in a free shear layer through the Core Dynamics Instability (CDI). R. Metcalfe, W. Schoppa, K. Park & F. Hussain, U. of Houston.

9:31 DG 8 Mixing Processes in a Lobed Fuel Injector. O. Delabroy, L.L. Smith, I. Lam, A.R. Karagozian, F.E. Marble, O.I.Smith, UCLA; and S.M. Candel, Ecole Centrale de Paris.

SESSION DH: TURBULENCE SIMUATION I, MONDAY MORNING, 8:00

SESSION DH: TURBULENCE SIMULATION I

Monday morning, 21 November 1994 Peachtree Battle Room at 8:00 S. Menon, presiding

8:00 DH 1 The Dynamic Localization Model with backscatter. S. Ghosal, D. Carati, P. Moin, CTR, Stanford Univ.

8:13 DH 2 The 2-4 dynamic model for large-eddy simulations. P. Morris and J.H. Ferziger, Mechanical Engineering, Stanford University.

8:26 DH 3 Large-Eddy Simulation of flow past a Cubic obstacle. K. Shah and J.H. Ferziger, Mechanical Engineering, Stanford University.

8:39 DH 4 Large eddy simulation of a boundary layer with concave curvature. T.S. Lund and P. Moin, CTR, Stanford Univ/NASA Ames.

8:52 DH 5 Large Eddy Simulation of Turbulent Flow in a Coaxial Jet-Combustor. K. Akselvoll, & P. Moin, Stanford University.

9:05 DH 6 Large-eddy simulation of flow through a plane, asymmetric diffuser. H.-J. Kaltenbach and H. Choi, CTR, Stanford Univ/NASA Ames.

9:18 DH 7 Decay of longitudinal vortices embedded in turbulent boundary layers. Junhi Liu and Ugo Piomelli, Dept. of Mech. Eng., Univ. of Maryland- College Park; and Philippe R. Spalart, Boeing Co., Seattle.

8:31 DH 8 Large-eddy simulation of subharmonic instability in a spatially- developing boundary layer. Xiaoli Huai, Ugo Piomelli, Dept. of Mech. Eng., Univ. of Maryland-College Park; and Ronald D. Joslin, NASA Langley Research Center.

SESSION DI: TURBULENT BOUNDARY LAYERS III, MONDAY MORNING, 8:00

SESSION DI: TURBULENT BOUNDARY LAYERS III

Monday morning, 21 November 1994 Peachtree Park Room at 8:00 J. Walker, presiding

8:00 DI 1 Measurements of a shear-free turbulent boundary layer. A.E. Alving and J. Hamelin, Univ. of Minnesota.

8:13 DI 2 The Effect of Mean Streamwise Vorticity on Two-dimensional Boundary Layers. G.N. Coleman, A.T. Le, and J. Kim, University of California, Los Angeles.

8:26 DI 3 Combined vorticity and vorticity flux measurements in the near wall region of a two-dimensional turbulent boundary layer. J. Andreopoulos, A. Honkan, and J.H. Agui, The City College of CUNY.

8:39 DI 4 Spatial Characteristics of Turbulence-Generating Events in Turbulent Boundary Layers. C.L. Gan and D.G. Bogard, Univ. of Texas at Austin.

8:52 DI 5 Turbulent Boundary Layers Subject to Multiple Interacting Strains. A.C. Schwarz, M.W. Plesniak and S.N.B. Murthy, Purdue University.

9:05 DI 6 Velocity Gradient Measurements in the Atmospheric Boundary Layer. A. Folz, L. Ong and J. Wallace, University of Maryland.

9:18 DI 7 A Time and Scale Analysis of Atmospheric Turbulence Data. C.A. Friehe and P.L. Fuehrer, Department of Mechanical Engineering, University of California, Irvine.

9:31 DI 8 Wave-turbulence interaction. D. Kaftori, X.S. Nan, and S. Banerjee, University of California, Santa Barbara.

SESSION DJ: ROTATING FLOWS I, MONDAY MORNING, 8:00

SESSION DJ: ROTATING FLOWS I

Monday moring, 21 November 1994 Henry Room at 8:00 M. Foster, presiding

8:00 DJ 1 The Flow Field Induced by the Rotation of a Finite Disk in an Unbounded Rotating Fluid. D. Vedensky, Technion, Haifa, Israel.

8:13 DJ 2 Spin-up of corotating disk flow. S. Abrahamson, K. Marsh, University of Minnesota.

8:26 DJ 3 Stability of stationary endwall boundary layers during spin-down. J.M. Lopez, Penn State Univ.; and P.D. Weidman, Univ. Colorado.

8:39 DJ 4 Vortex evolution in non-axisymmetric spin-up. D.M. Henderson, J.M. Lopez, Penn State Univ.; and D.L. Stewart, USAFA.

8:52 DJ 5 Bifurcations of Rotating Plane Couette Flow. M. Nagata, The University of Birmingham, UK.

9:05 DJ 6 Onsager's approximation for flow in a gas centrifuge via a temperature potential. H.G. Wood, R. Bourn, Univ. of Virginia, Charlottesville; and R.J. Babarsky, James Madison Univ.

9:18 DJ 7 Intense sound waves in vortex tubes. J. Camire, B. Ahlborn, and W. Neill, U. of Brit. Col.

9:31 DJ 8 Secondary Flow in a Rotating Circular Pipe. Ravi K. Sharma and K. Nandakumar, Dept. of Chemical Eng., University of Alberta, Canada.

SESSION DK: BIO-FLUID DYNAMICS I, MONDAY MORNING, 8:00,

SESSION DK: BIO-FLUID DYNAMICS I

Monday morning, 21 November 1994 Grady Room at 8:00 T. Pedley, presiding

8:00 DK 1 Confocal Imaging of Flow in a Microfabricated T-type Bifurcation. D.L. Hitt and M.L. Lowe, Loyola College, Baltimore, MD.

8:13 DK 2 A 3-D Principal Reynolds Stress Comparison of Mechanical Heart Valves. A.A. Fontaine, J.T. Ellis, J. Hopmeyer, T.M. Healy and A.P. Yoganathan, Georgia Institute of Technology.

8:26 DK 3 Reflection Properties of a Vortex Ring: A Quantitative In-Vitro Study of the Role of Secondary Vortex Formation in Mitral Valve Closure. Edmond Rambod and Morteza Gharib, California Institute of Technology.

8:39 DK 4 Simulatin of Flow and Mixing in Lateral Tunnel Fontan Geometries. T. Healy, S. Panchal, A. Saylor, A. Yoganathan, Georgia Institute of Technology.

8:52 DK 5 Convective-Diffusive Transport in Arterial Stenoses Using Lubrication and Averaging Methods. Marc Horner, P. Arce, and B.R. Locke, Department of Chemical Engineering, FAMU/FSU College of Engineering, Tallassee, FL.

9:05 DK 6 Role of Pulsatile Flow Waveform on Three-Dimensional Flow in the Human Coronary Artery. D.N. Ku and X. He, Georgia Institute of Technology.

9:18 DK 7 Determinants of Quasi-steady Penetration Dynamics of Pulsatile Confined Counterflowing Turbulent Jets. R.Y. Grimes and A.P. Yoganathan, Georgia Institute of Technology.

9:31 DK 8 Characterization of the Flow Field in a Cone and Plate Apparatus. S. Einav and Y. Grad, Department of Biomedical Engineering, Tel-Aviv University, Tel-Aviv, Israel.

SESSION EA: MOVING CONTACT LINES

SESSION EA: MOVING CONTACT LINES

Monday morning, 21 November 1994 American Room at 10:15 M. Miksis, presiding

10:15 EA 1 Molecular dynamics simulations of polymer droplets. Lukas Wagner, Ohio State University.

10:28 EA 2 Molecular-Dynamics Simulation of Contact Angle Hysteresis. Wei Jin and Joel Koplik, City College of New York; Jayanth R. Banavar, Pennsylvania State University.

10:41 EA 3 A Note on the Dynamic Contact Line. D. Burgess, Asbury College.

10:54 EA 4 The Boundary Condition at a Moving Contact Line: An Experimental Study on the Interpretation of the Dynamic Contact Angle. E. Rame, Carnegie Mellon Univ., Pittsburgh, PA.

11:07 EA 5 A new theory of droplet spreading: the Navier slip condition. Andrea Bertozzi, The University of Chicago, Mathematics Dept.; and Mary Pugh, The Courant Institute of Mathematical Sciences, New York.

11:20 EA 6 A new theory of droplet spreading: a 'porous media' cutoff of Van der Waals interactions. Mary Pugh, The Courant Institute of Mathematical Sciences, New York; and Andrea Bertozzi, The University of Chicago, Mathematics Dept.

11:33 EA 7 Spreading of drops by capillarity and intermolecular forces. Leslie Hocking, Dept. Math, University College, London, England.

11:46 EA 8 Thermocapillary Migration of a Thin, Volatile, Two-Dimensional Liquid Droplet on a Non-Uniformly Heated Surface. D.A. Huntley and M.K. Smith, University of Minnesota and Georgia Institute of Technology.

11:59 EA 9 Non-Isothermal Spreading on an Inclined Plane. G. Lopez, M.J. Miksis and S. George Bankoff, Department of Engineering Sciences and Applied Mathematics, and Department of Chemical Engineering, Northwestern University.

SESSION EB: CONVECTION II, MONDAY MORNING, 10:15

SESSION EB: CONVECTION II

Monday morning, 21 November 1994 French Room at 10:15 B. Antar, presiding

10:15 EB 1 Temperature dependent viscosity effects in 3D Rayleigh convection in a bounded container. A.X. Zhao and R. Narayanan, University of Florida.

10:28 EB 2 Time-Dependent Convection with Temperature-Dependent Viscosity in a Three-Dimensional Spherical Shell. J.T. Ratcliff, G. Schubert, UCLA; and A. Zebib, Rutgers U.

10:41 EB 3 Three-Dimensional Free Convection of a Magma Simulant. J.R. Torczynski, J.A. Henderson, T.J. O'Hern and T.Y. Chu, Sandia National Laboratories.

10:54 EB 4 Cavity Flow Induced by a Fluctuating Acceleration Field. J. Ross Thomson and Jorge Vinals, Supercomputer Computations Research Institute, Florida State University, Tallahassee.

11:07 EB 5 Large Aspect Ratio Magnetoconvection in two Dimensions. T. Clune, JILA, U. of Colorado; A. Spina, JILA and APPM, U. of Colorado; J. Toomre, JILA and APAS, U. of Colorado; and E. Knobloch, Dept. of Physics, U.C. Berkeley.

11:20 EB 6 Comparison of Stability results of the Natural Convection Flow in a Tall Vertical Cavity Under Different Thermal Approximations. S. Paolucci and S. Suslov, University of Notre Dame.

11:33 EB 7 Inclined Layer Convection in Gases. Brendan B. Plapp and Eberhard Bodenschatz, Cornell University.

11:46 EB 8 The Benard Problem of a Rarified Gas. H. Sugimoto, Y. Sone, and K. Aoki, Kyoto University.

11:59 EB 9 Simulation of Compressible Convection. A.E. Deane, Universities Space Research Association, NASA Goddard Space Flight Center,Greenbelt, MD.

SESSION EC: FREE-SURFACE FLOWS II, MONDAY MORNING, 10:15

SESSION EC: FREE-SURFACE FLOWS II

Monday morning, 21 November 1994 English Room at 10:15 W. Schultz, presiding

10:15 EC 1 Instantaneous Structure of Capillary Waves and Spilling Breakers. J.-C. Lin and D. Rockwell, Lehigh University.

10:28 EC 2 Experimental Investigation of the Vorticity Generation within a Spilling Water Wave. Dana Dabiri, California Institute of Technology.

10:41 EC 3 Relaxation Spectra of Surface Waves. David Chambers and Daniel L. Marcus, Lawrence Livermore National Laboratory.

10:54 EC 4 Nonhydrostatic Shallow Fluid Flow: The Green-Naghdi Equations. B.T. Nadiga, L.G. Margolin, Los Alamos National Lab; and P.K. Smolarkiewicz, National Center for Atmospheric Research.

11:07 EC 5 Vorticity Creation in Three-Dimensional Free Surface-Vortex Interactions. J.Z. Wu, University of Tennessee Space Institute, Tullahoma, TN.

11:20 EC 6 Interaction of a Columnar Vortex with a Free Surface. A. Hirsa, S. Kim and J.E. Harper, Rensselaer Polytechnic Institute.

11:33 EC 7 Velocity Field and Surfactant Concentration Measurements during the Interaction of a Vortex Pair with a Free Surface. G.M. Korenowski, A. Hirsa, G.L. Gaines Jr., L.M. Logory, and C.D. Judd, Rensselaer Polytechnic Institute.

11:46 EC 8 Non-isothermal Absorption on a Horizontal Cylindrical Tube. A.T. Conlisk and Jie Mao, The Ohio State University.

SESSION ED: EXPERIMENTAL TECHNIQUES II, MONDAY MORNING, 10:15

SESSION ED: EXPERIMENTAL TECHNIQUES II

Monday morning, 21 November 1994 Confederate Room at 10:15 D. Williams, presiding

10:15 ED 1 Water Surface Elevation Measurement by Shadow Moire Interferometry. L.P. Bernal, J. Scherer and M. Interbartolo, University of Michigan.

10:28 ED 2 An Experimental Method to Measure Scalar Concentration Fluxes in a Turbulent Boundary Layer. K.-F. Chiang, L. Ong & J. Wallace, University of Maryland.

10:41 ED 3 Flow Quality in the National Diagnostic Facility. M. Hites, J. Won, S. Gravante, and H. Nagib, IIT, Chicago, IL.

10:54 ED 4 On the Measurement of Thermodynamic Properties in High Speed Flows Using a Molecular Filter Based Optical Technique. G.S. Elliott and M. Samimy, The Ohio State University.

11:07 ED 5 Frequency Response Calibration of Constant Current Fiber-Film Anemometer Probes in High Sub-Sonic Flow. Charles Wisniewski, Kirtland AFB.

11:20 ED 6 Method for Exciting Helical Mode Instability in the Boundary layer on a Cone at Mach 3.5. D. Cavalieri, J. Mihailovic & T.C. Corke, Ill. Inst. of Tech.

11:33 ED 7 Dynamic Characterization of a Hot-Film Probe for Hypersonic Turbulence Measurements. M. Sheplak and E.F. Spina, Syracuse University; C.B. McGinley, NASA-Langley FMaC Branch; M.A. Kegerise, Syracuse University.

11:46 ED 8 Generating Ultrasonic Plane Waves from a Transducer. Daniel R. Raichel, The Cooper Union.

SESSION EE: CFD III, MONDAY MORNING, 10:15

SESSION EE: CFD III

Monday morning, 21 November 1994 Georgian Room at 10:15 P. Marcus, presiding

10:15 EE 1 Curved wall boundary conditions for high-order finite difference schemes in acoustic wave scattering problems. Konstantin A. Kurbatskii and Christopher K.W. Tam, Florida State University.

10:28 EE 2 Computation of nonlinear acoustic pulses using high-order finite difference schemes. Hao Shen and Christopher K.W. Tam, Florida State University.

10:41 EE 3 A Long-Time Simulation of Euler's Equations Respecting Integrals of Motion. A. Fridlyand, V. Berdichevsky, Georgia Institute of Technology.

10:54 EE 4 A Kinetic Theory-Based Wave/Particle Flux-Splitting Scheme for the Euler Equations. Ramesh K. Agarwal, Washington University & McDonnell Douglas Aerospace, St. Louis.

11:07 EE 5 A comparative study on the problem of the reconstruction for hyperbolic problems. G. de Felice, F.M. Denaro, C. Meola, F. Sarghini, University of Naples.

11:20 EE 6 Compressible Shear Flow Simulations using A Multi-Domain Pseudospectral Method. P.E. Hanley, The University of Connecticut; and V. Harris, Tuskegee University.

11:33 EE 7 Molecular Dynamics Simulation of a Piston Driven Shock Wave in a Hard Sphere Gas. M-J. Woo and I. Greber, Case Western Reserve University.

11:46 EE 8 Extended Upwinding. B.P. Leonard, University of Akron; and A.P. Lock and M.K. Macvean, U.K. Met Office.

SESSION EF: MEMS & FLOW CONTROL, MONDAY MORNING, 10:15

SESSION EF: MEMS & FLOW CONTROL

Monday morning, 21 November 1994 Spanish Room at 10:15 J. McMichael, presiding

10:15 EF 1 Vacuum-insulated Micro Shear Stress Sensor. Jin-Biao Huang, Steve Tung and Chih-Ming Ho, University of California, Los Angeles; Chang Liu, Fukang Jiang and Yu-Chong Tai, California Institute of Technology.

10:28 EF 2 3D Micro-Imaging and Visulization of Fluid Transport through Microchannels. A-M. Lanzillotto, David Sarnoff Research Center; and John Dunsmuir, Exxon Res. & Eng. Co.

10:41 EF 3 Micromachined Jets for Manipulation of Macro Flows. D.J. Coe, M.G. Allen, M.A. Trautman, & A. Glezer, Georgia Institute of Technology.

10:54 EF 4 Slip Flow Effects on Heat Transfer in Microchannels. Y. Zohar, W.K.H. Chu, C.T.Hsu & M. Wong, Hong Kong University of Science & Technology.

11:07 EF 5 Control of Macro Machine by Micro Actuators. Chih-Ming Ho and Tzong- Shyng Leu, Denny Miu, University of California, Los Angeles; Yu-Chong Tai and Chang Liu, Tom Tsao, Raanan Miller, Amish Desai, California Institute of Technology.

11:20 EF 6 Calibration of a Wall-Shear-Stress Microsensor. E. Reshotko and M. Mehregany, Case Western Reserve Univ.

11:33 EF 7 Performance of Sensors and Actuators for Turbulent Flow Control. R. Rathnasingham, O. Piepsz, H.D. Goldberg, M.A. Schmidt & K.S. Breuer, MIT, Cambridge, MA.

11:46 EF 8 Flows in micromachined geometries. E.S. Piekos, E.B. Arkilic, M.A. Schmidt & K.S. Breuer. MIT, Cambridge, MA.

11:59 EF 9 A Rotating Micromechanical Liquid O-Ring Pressure Seal. Sidra Cohen and E.P. Muntz, University of Southern California.

SESSION EG: ACOUSTICS I, MONDAY MORNING, 10:15

SESSION EG: ACOUSTICS I

Monday morning, 21 November 1994 Flag Room at 10:15 S. Lele, presiding

10:15 EG 1 Acoustic Scattering: A Numerical Simulation. P.J. Morris, C. Chung, L. Pautet, Penn State Univ.

10:28 EG 2 A fast numerical solution of scattering by a cylinder: Spectral Method for the Boundary Integral Equations. F.Q. Hu, Old Dominion University.

10:41 EG 3 The Propagation of Acoustic Rays through Simulated Periodic Turbulence. M. Karweit, Johns Hopkins University; and PH. Blanc- Benon, Ecole Central de Lyon.

10:54 EG 4 The sound radiated from turbulence. Geoffrey M. Lilley, Department of Aeronautics and Astronautics, University of Sougthampton, U.K. and ICASE, NASA Langley research Center, Hampton, VA.

11:07 EG 5 Acoustics of Boundary Layer Transition at Low Mach Number. M. Wang, S.K. Lele and P. Moin, Center for Turbulence Research, Stanford, Univ./NASA Ames.

11:20 EG 6 Effect of Viscosity on the Wall-Pressure Spectrum of a Flat-Plate Turbulent Boundary Layer. H. Haj-Hariri, U. of Virginia; P. Leehey, MIT.

11:33 EG 7 Nonlinear Vorticity Generation by Acoustic Wave Interaction with an Injected Gas in a Tube: Transient Sidewall Mass Addition. Q. Zhao, D.R. Kassoy, K. Kirkkopru, University of Colorado, Boulder.

11:46 EG 8 Nonlinear Vorticity Generation by Acoustic Wave Interaction with an Injected Gas in a Tube: Computational Results. K. Kirkkopru, D.R. Kassoy, Qing Zhao, University of Colorado, Boulder.

11:59 EG 9 Nonlinear Process in Thermoacoustic Engines. M. Watanabe, and A. Prosperetti, The Johns Hopkins University.

SESSION EH: TURBULENCE MODELING II, MONDAY MORNING, 10:15

SESSION EH: TURBULENCE MODELING II

Monday morning, 21 November 1994 Peachtree Battle Room at 10:15 C. Meneveau, presiding

10:15 EH 1 The $q-\zeta$ Model for Turbulent Wall Flow. M.M. Gibson, A.A. Dafa'Alla, Imperial College, LOndon, U.K.

10:28 EH 2 Development of a Two-Equation Anistropic Turbulence Model with Near-Wall Effects and Corrections to the Scalar Dissipation Equation. S. Thangam, Stevens Institute of Technology; Ye Zhou, ICASE, NASA Langley Research Center and A. Zigh, Stevens Institute of Technology.

10:41 EH 3 A New Near-Wall Model for Reynolds Stress Turbulence Closures with No Wall Damping. C.G. Speziale, Boston University, and R. Abid, High Tech. Corp., Nasa Langley Research Center.

10:54 EH 4 A generalization of Reynolds stress turbulence closures, modelling of rotational effects in the rapid limit. Arne Johansson, KTH, Sweden.

11:07 EH 5 Effects of rotation on the epsilon-equation. Magnus Hallback & Erik Lindborg, KTH, Sweden.

11:20 EH 6 Reynolds Stress Model for Transient Homogenous Shear Flows With Rotation. Charles A. Petty and Steven M. Parks, Michigan State University.

11:33 EH 7 Reynolds Stress Model for Fully Developed Pipe Flow. Klaus Weispfennig and Charles A. Petty, Michigan State University.

11:46 EH 8 Measurements and modelling of temperature fluctuations and temperature dissipation in a heated cylinder wake. Petra Wikstrom, KTH Sweden.

11:59 EH 9 Explicit Algebraic Scalar-Flux Models for Turbulent Reacting Flows. V. Adumitroaie, D.B. Taulbee and P. Givi, SUNY at Buffalo.

SESSION EI: BOUNDARY-LAYER INSTABILITIES II, MONDAY MORNING, 10:15

SESSION EI: BOUNDARY-LAYER INSTABILITIES II

Monday morning, 21 November 1994 Peachtree Park Room at 10:15 J. Haritonidis, presiding

10:15 EI 1 Boundary-Layer Instability in Supersonic Flow Over a Compression Ramp. A.I. Ruban, Central Aerohydrodynamic Institute, Moscow; K.W. Cassel, NIST; and J.D.A. Walker, Lehigh University.

10:28 EI 2 Nonlinear Evolution of a Pair of Oblique Instability Waves in a Supersonic Boundary Layer. S.J. Leib and Sang Soo Lee, NYMA, Inc.

10:41 EI 3 Finite amplitude waves in Blasius flow over a compliant coating. M. Rossi, LMM Universite de Paris VI, France; and U. Ehrenstein, LML Universite de Lille I, France.

10:54 EI 4 Use of Transition Correlations for High-Speed Three-Dimensional Boundary Layers. I.J. Lyttle, H.L. Reed, Arizona State University.

11:07 EI 5 Consistent Structure in Three-Dimensional Boundary-Layer Transition. Y. Kohama, Institute of Fluid Science, Tohoku University, Sendai, Japan.

11:20 EI 6 Stability of Spatially Developing Boundary Layers in Pressure Gradients. Rama Govindarajan, Caltech; and R. Narasimha, Indian Inst. Science.

11:33 EI 7 Bypass transition in a spatially evolving boundary layer. Stellan Berlin, KTH, Sweden; Anders Lundbladh and Dan S. Henningson, FFA, Sweden.

11:46 EI 8 Bifurcations in a mechnaism of nonlinear receptivity. Oleg S. Ryzhov and Elena V. Bogdanova-Ryzhova, Rensselaer Polytechnic Institute.

SESSION EJ: GEOPHYSICAL FLUID DYNAMICS II, MONDAY MORNING, 10:15

SESSION EJ: GEOPHYSICAL FLUID DYNAMICS II

Monday morning, 21 November 1994 Henry Room at 10:15 H. Fernando, presiding

10:15 EJ 1 On the breakdown into turbulence of propagating internal waves. Peter N. Lombard & James J. Riley, University of Washington.

10:28 EJ 2 Direct Numerical Simulation of a Stratified Turbulent Shear Flow. F.G. Jacobitz, S. Sarkar & C.-W. Van Atta, Universtiy of San Diego.

10:41 EJ 3 Diffusion in Stably Stratified turbulence with and without rotation. Y. Kimura, Univ. of Colorado, NCAR; and J.R. Herring, NCAR.

10:54 EJ 4 Jet Detrainment at a Stratified Interface. A.J. Cotel and R.E. Breidenthal, University of Washington.

11:07 EJ 5 Experiment on Homogeneous Turbulence in an Unstably Stratified Fluid. S.T. Thoroddsen, University of Illinois at Urbana-Champaign; C.W. Van Atta and J.S. Yampolsky, University of California, San Diego.

11:20 EJ 6 Interfacial Mixing in 2-Layer Rotating Exchange Flow. D.R. Ohlsen, University of Colorado.

11:33 EJ 7 Convection Under a Cooling Region in a Rotating Stratified Fluid. J.A. Whitehead and G. Hufford, Woods Hole Oceanographic Institution; J. Marshall and M. Visbeck, MIT.

11:46 EJ 8 Energy dissipation and vortex structure in freely-decaying, stratified grid-turbulence. A.M. Fincham, T. Maxworthy & G.R. Spedding, Department of Aerospace Engineering, University of Southern California, Los Angeles.

11:59 EJ 9 Withdrawn

SESSION EK: RAYLEIGH-TAYLOR & TAYLOR-COUETTE INSTABILITIES, MONDAY MORINGIN, 10:15

SESSION EK: RAYLEIGH-TAYLOR & TAYLOR-COUETTE INSTABILITIES

Monday morning, 21 November 1994 Grady Room at 10:15 J. Hegseth, presiding

10:15 EK 1 Turbulent Rayleigh-Taylor Studies Using a Linear Electric Motor. Guy Dimonte, C. Eric Frerking, Bruce Remington, and Marilyn Schneider, LLNL, Livermore, CA.

10:28 EK 2 Laser-induced Fluorescence Diagnostic for the LEM Turbulent Hydrodynamics Experiment. Bruce Remington and Guy Dimonte, LLNL, Livermore, CA.

10:41 EK 3 Vorticity-Dominated Flow PAtterns of Shock-Accelerated Heavy Gas Layers. J.M. Budzinski and R.F, Benjamin, Los Alamos National Laboratory (LANL); J.W. Jacobs, Univ. of Arizona and consultant to LANL; J.-M. Le Peuvedic, French visitor to LANL.

10:54 EK 4 Collisions of Shocks with Perturbed Interfaces in Ideal Fluids. Lee Phillips, Jill Dahlburg, John Gardner, Naval Research Laboratory; Alexander Velikovich, Berkeley Scholars, Inc.

11:07 EK 5 Asymptotic Motion of Thick Fluid Layers of Incompressible Fluid. Q. Nie & G. Baker, The Ohio State University.

11:20 EK 6 Stabilization of Taylor Vortices by Means of a Time-Periodic Axial Shear Flow: Nonaxisymmetric Disturbances. H.-C. Hu and R.E. Kelly, University of California, Los Angeles.

11:33 EK 7 Noise-induced structures in the Taylor-Dean system. M. Degen, C.D. Andereck and I. Mutabazi, The Ohio State University.

11:46 EK 8 Velocity Fluctuations and Torque Scaling in Turbulent Couette-Taylor Flow. Gregory S. Lewis, Paul Umbanhowar, and Harry L. Swinney, Center for Nonlinear Dynamics, University of Texas at Austin.

11:59 EK 9 Decomposition of quasi periodic state and transition to turbulence in a rotating Couette System. Y. Takeda and W.E. Fischer, Paul Scherrer Institute, Switzerland.

SESSION M1: INVITED LECTURE, MONDAY AFTERNOON, 13:30

SESSION M1: INVITED LECTURE

Monday afternoon, 21 November 1994 Peachtree Park at 13:30 J. Riley, presiding

13:30 M1 1 Flows Generated in a Thin Liquid Layer Containing Surfactant on a Non-Uniform Compliant Sheet. R.D. Kamm, Massachusetts Institute of Technology.

SESSION M2: INVITED LECTURE, MONDAY AFTERNOON, 13:30

SESSION M2: INVITED LECTURE

Monday afternoon, 21 November 1994 Peachtree Battle at 13:30 M. Gharib, presiding

13:30 M2 1 Vorticity in the Electromagnetic Control of Turbulence. G.L. Brown, Princeton University.

SESSION M3: INVITED LECTURE, MONDAY AFTERNOON, 14:10

SESSION M3: INVITED LECTURE

Monday afternoon, 21 November 1994 Peachtree Park at 14:10 R. Donnelly, presiding

14:10 M3 1 Rayleigh-Benard Convection in a Nematic Liquid Crystal. G. Ahlers, University of California at Santa Barbara.

SESSION M4: INVITED LECUTRE, MONDAY AFTERNOON, 14:10 SESSION M4: INVITED LECTURE Monday afternoon, 21 November 1994 Peachtree Battle at 14:10 C.-M. Ho, presiding

14:10 M4 1 Quantitative Imaging of Bluff-Body Wakes. D. Rockwell, Lehigh University.

SESSION FA: DROPS & BUBBLES II, MONDAY AFTERNOON, 15:05

SESSION FA: DROPS & BUBBLES II

Monday afternoon, 21 November 1994 American Room at 15:05 M. Worster, presiding

15:05 FA 1 Drop Formation in Liquid-Liquid Systems Before and After Jetting. John R. Richards, Antony N. Beris, and Abraham M. Lenhoff, Department of Chemical Engineering, University of Delaware, Newark, DE.

15:18 FA 2 Bubble Formation at a Submerged Orifice. Gregory Baker, The Ohio State University; and David Spence, Oxford University.

15:31 FA 3 The creeping motion of sessile bubbles: theory and experiment. H. Wong, D. Rumschitzki, and C. Maldarelli, City College of CUNY.

15:44 FA 4 Experiments on Electrostatic Dispersion of Drops and Bubbles. C. Tsouris, D.W. DePaoli, J.Q. Feng, T.C. Scott, and Ridge National Laboratory.

15:57 FA 5 Models for Determining the Spread of Droplets Impacting a Solid Surface. W.M. Healy, J.G. Hartley, and S.I. Abdel-Kahlik, Georgia Institute of Technology.

16:10 FA 6 Vortex ring generation due to the coalescence of a water drop at a free surface. B. Dooley, A. Warncke, M. Gharib, California Institute of Technology; and G. Tryggvason, University of Michigan.

16:23 FA 7 A simplified description of the impact of a liquid mass on a liquid surface. H.N. Oguz and A. Prosperetti, The Johns Hopkins University; A.R. Kolaini, NCPA, University of Mississippi.

16:36 FA 8 A Numerical Study of the Formation of a Water Droplet at an Air/Water Interface. E.G. Puckett, U.S. Davis; D.L. Marcus, J.B. Bell, A. Almgren, Lawrence Livermore National Laboratory.

SESSION FB: GENERAL STABILITY II, MONDAY AFTERNOON, 15:05

SESSION FB: GENERAL STABILITY II

Monday afternoon, 21 November 1994 French Room at 15:05 P. Weidman, presiding

15:05 FB 1 Front velocities and Global Modes in nonlinear systems. J.M. Chomaz, A. Couairon, LadHyX, Ecole Polytechnique & CNRS, 91128 Palaiseau, cedex, France.

15:18 FB 2 Nonlinear instabilities of traveling waves with a continuous spectrum. L.S. Yao & S. Ghosh Moulic, Arizona State University.

15:31 FB 3 Nonlinear Evolution of Instability Waves on a Uni-directional Transversely Sheared Mean Flow. D.W. Wundrow, Nyma Tech.; and M.E. Goldstein, NASA Lewis.

15:44 FB 4 Weakly nonlinear instability of spatially periodic flows. X. Zhang and A.L. Frenkel, Univ. of Alabama.

15:57 FB 5 An Iterative Method for large-Scale Stability Problems. R.-S. Lin, M.R. Malik, High Technology Corporation, Hampton, VA.

16:10 FB 6 Classificatin of Absolute and Convective Instabilities in a Rod Stabilized Flame. Kevin R. Anderson, Jean Hertzberg, Sahnkar Mahalingam and Patrick Weidman, Center for Combustion Research, Department of Mechanical Engineering, University of Colorado,Boulder.

16:23 FB 7 On the mixed spatial-temporal instability problem with real group velocity: application to the hyperbolic tangent boundary layer. J.M. Russell, Florida Tech, Melbourne, FL.

16:36 FB 8 The Stability of Incompressible Source and Sink Flows. D. Weihs, M. Shusser, Faculty of Aerospace Engineering, Technion, Haifa, Israel.

SESSION FC: VORTEX DYNAMICS IV, MONDAY AFTERNOON, 15:05

SESSION FC: VORTEX DYNAMICS IV

Monday afternoon, 21 November 1994 English Room at 15:05 W. Phillips, presiding

15:05 FC 1 The Topological Structure of hte Steady, Laminar Three-Vortex System for a Cylinder-Flat Plate Juncture: An Experimental Investigation. J.P. Fitzgerald and C.R. Smith, Lehigh University.

15:18 FC 2 Quantitative Characteristics of a Laminar Unsteady Necklace Vortex System at a Rectangular Block-Flat Plate Juncture. C.V. Seal and C.R. Smith, Lehigh University.

15:31 FC 3 Tridents, bubbles and cone-like states in swirling jets. P. Billant, J.M. Chomaz, I. Delbende, Meteo France & LadHyX, Ecole Polytechnique, France.

15:44 FC 4 Observing Hamiltonian Point Vortex Dynamics in a Confined Non-neutral Plasma. J.B. Kadtke, K.S. Fine, C.F. Driscoll and A.C. Cass, Univ. of California, San Diego.

15:57 FC 5 Symmetrization of 2D Vortices by Beat-Wave Damping. C.F. Driscoll and T.B. Mitchell, Univ. of California, San Diego.

16:10 FC 6 The Unsteadiness of Vortices in a Stratified Barotropic Fluid. Steve Arendt, High Altitude Observatory, Boulder, CO.

16:23 FC 7 A Redistribution Technique For Vortex Methods. S. Shankar and L. Van Dommelen, FAMU/FSU College of Engineering, Tallahassee, FL.

16:36 FC 8 Close vortex interaction of the collapsing "Lissajous-elliptic" ring via multi-filament Biot-Savart simulations. V.M. Fernandez and N.J. Zabusky, M&AE and CAIP Center, Rutgers University.

SESSION FD: TURBULENT MIXING II, MONDAY AFTERNOON, 15:05

SESSION FD: TURBULENT MIXING II

Monday afternoon, 21 November 1994 Confederate Room at 15:05 S. Pope, presiding

15:05 FD 1 The Scaling Laws for Turbulent Mixing Induced by Random Fields. Qiang Zhang, Department of Applied Mathematics and Statistics, SUNY at Stony Brook, Stony Brook, NY.

15:18 FD 2 Simulation and Analysis of Scaling Properties of Differential Molecular Diffusion in Turbulence. M.A. Cremer, University of Utah; A.R. Kerstein, Sandia National Laboratories; P.A. McMurtry, University of Utah.

15:31 FD 3 Multi-scalar triadic interactions in differential diffusion. P.K. Yeung, Georgia Tech.

15:44 FD 4 Scalar Transport in a Swirling Jet in a Crossflow. J.W. Nacobs, C.E. Niederhaus, F.H. Champagne, The University of Arizona.

15:57 FD 5 Localized Acoustic Forcing of a Square Underexpanded Jet by Piezoelectric Actuators. M. Brassard and L. Chew, University of Central Florida.

16:10 FD 6 Momentum and Scalar Transport Asociated with an Artificially Induced Jet Flapping Mode. D.E. Parekh, V. Kibens, M.C. Joshi, McDonnell Douglas Corporation; and A. Glezer, Georgia Institute of Technology.

16:23 FD 7 Mixing of Inclined Dense Jets. P.J.W. Roberts, A. Ferrier, and G. Daveiro, School of Civil and Environmental Engineering, Georgia Institute of Technology.

16:36 FD 8 Turbulence between two counter-rotating disks in low temprature helium gas. Willaime H., Maurer J., Tabeling T., Zocchi G., Belin F., Laboratoire de Physique Statistique, ENS, Paris, France.

SESSION FE: VISCOUS FLOWS, MONDAY AFTERNOON, 15:05

SESSION FE: VISCOUS FLOWS

Monday afternoon, 21 November 1994 Georgian Room at 15:05 A. Davis, presiding

15:05 FE 1 Models and Simulations of Micro-flows. A. Beskok, W. Trimmer and G.E. Karniadakis, Center for Fluid Mechanics, Brown University.

15:18 FE 2 Simulation of Unsteady Viscous Flow over a Flexible 2-D Membrane Wing. Richard Smith and Wei Shyy, Department of Aerospece Engineering, Mechanics and Engineering Science, University of Florida, Gainesville.

15:31 FE 3 Steady Poiseuille flow through pipes with multiply connected cross- sections. K.B. Ranger, U. Toronto.

15:44 FE 4 Velocity and Thermal Fields in Oscillatory Heat Transfer Between Two Chambers Connected by Small Conduits. G. Guo and U.H. Kurzweg, Univ. of Florida.

15:57 FE 5 Taylor Dispersion of Heat pulses in Laminar Pipe Flow. U.H. Kurzweg, Univ. of Florida.

16:10 FE 6 Variations of the Classical Shear-Driven Cavity Problem. M.C. Wendl and R.K. Agarwal, Washington University, Saint Louis.

16:23 FE 7 Combined Inertial and Boundary Effects on the Drag of a Disk at Low Reynolds Number. R.G. Hussey and Joe Wade Pulley, Louisiana State University.

16:36 FE 8 Vortex Formation in Shear Flow Over a Rotating Disk. R.B. Hill, M.L. Gill, and J.C. Klewicki, University of Utah.

SESSION FF: TURBULENT JETS, MONDAY AFTERNOON, 15:05

SESSION FF: TURBULENT JETS

Monday afternoon, 21 November 1994 Spanish Room at 15:05 T. Herbert, presiding

15:05 FF 1 Simularity of the Two Point Correlation Tensor For Arbitrary Separation In the Far Field of an Axisymmetric Jet. Ewing, D. and W.K. George, SUNY at Buffalo.

15:18 FF 2 The Round Jet in a Uniform Counterflow: Some Observations. M. Yoda, TU Berlin.

15:31 FF 3 Three dimensional dusturbances in an axisyyetric jet with annular counterflow. R.K. Wilcoxon, M.D. Wahlberg, and P.J. Strykowski, University of Minnesota.

15:44 FF 4 Effect of free stream turbulence on a turbulent jet. John C. LaRue and Jerry Lin, University of California, Irvine.

15:57 FF 5 Planar Measurements of Reynolds Stress during Transition in a Turbulent Jet. Dorian Liepmann and Todd Weisgraber, Univ. of Calif., Berkeley.

16:10 FF 6 Spanwise and Streamwise Vorticity in a Forced plane Jet. J. Sakakibara, K. Hishida, M. Maeda, Keio University.

16:23 FF 7 Experiments of Linearly Accelerating Turbulent Jets. Q. Zhang and H. Johari, Worcester Polytechnic Institute.

16:36 FF 8 Mixing in Impulsively Started Turbulent Jets. H. Johari, M. Rose, S. Bourque, and Q. Zhang, Worcester Polytechnic Institute.

SESSION FG: REACTING FLOWS III, MONDAY AFTERNOON, 15:05

SESSION FG: REACTING FLOWS III

Monday afternoon, 21 November 1994 Flag Room at 15:05 L. Collins, presiding

15:05 FG 1 On the Diffusional-Thermal Stability of Non-Premixed Flames. M. Matalon and S. Cheatham, Northwestern University.

15:18 FG 2 Study of the Structure of Unsteady Diffusion Methane--Air Flames Using Direct Numerical Simulations. J. Card, J.H. Chen, Sandia National Laboratories; M. Day, Stanford U.; S. Mahalingam, U. of Colorado at Boulder.

15:31 FG 3 Lewis Number Effects in Two-Dimensional Flame-Vortex Interactions. J.-M. Samaniego, Center for Turbulence Research, Stanford University; C.T. Bowman, High Temperature Gasdynamics Laboratory, Stanford University.

15:44 FG 4 Local Integral Moment Simulations of Mixing and Nonequilibrium Chemistry in COmplex Shear Flows. Nallan C. Suresh, Werner J.A. Dahm, and Gretar Tryggvason, The University of Michigan.

15:57 FG 5 Reaction-Enhanced Mass Transfer from a Sphere to a Viscous Axisymmetric Extensional Flow. Nimesh Y. Shah and X.B. Reed Jr., University of Missouri-Rolla.

16:10 FG 6 Experimental Investigatin of Under Water Aluminum Ignitions. M. Browne and S. McCahan, University of Toronto.

16:23 FG 7 Simularity Transformations for Reacting Gasdynamic Flows. T.E. Horton, Engineering School, U. of Miss.

16:36 FG 8 Relationships Between Bifurcation and Numerical Analyses for Ignition of Hydrogen-Oxygen Diffusion Flames. A.L. Sanchez, G. Balakrishnan & F.A. Williams, University of California, San Diego.

SESSION FH: TURBULENCE SIMULATION II, MONDAY AFTERNOON, 15:05

SESSION FH: TURBULENCE SIMULATION II

Monday afternoon, 21 November 1994 Peachtree Battle Room at 15:05 P. Moin, presiding

15:05 FH 1 Freely-Evolving 2-D Turbulence on the Surface of a Sphere. James Y. -K. Cho and Lorenzo M. Polvani, Department of Applied Physics, Columbia University, New York.

15:18 FH 2 On the two-dimensionalization of homogeneous rotating turbulence. K.D. Squires, C. Cambon, N.N. Mansour,Center for Turbulence research.

15:31 FH 3 Coherent Structure Formation, Phase Correlations and Finite-Size Effects in 2-D Turbulence. N.N. Kukharkin, Fluid Dynamics Research Center, Princeton University.

15:44 FH 4 Hyperviscous Simulations of 3-D Turbulence. V. Borue and S.A. Orzag, Princeton University.

15:57 FH 5 On the Local Topology Evolution of a High-Symmetry Flow. O.N. Boratav, Observatoire de Nice; and R.B. Pelz, Rutgers Univ.

16:10 FH 6 Evolution of Local Flow Structures in Decaying Turbulence. Helene Politano and Olus N. Boratav, Observatoire de Nice, France.

16:23 FH 7 Very large scale structures in plane Couette flow turbulence Jukka Kumminaho. KTH Sweden; Anders Lundbladh, FFA, Sweden, and Arne Johansson, KTH Sweden.

16:36 FH 8 Investigations of wavenumber=reduction schemes. J.C. Bowman and P.J. Morrison, The University of Texas at Austin.

SESSION FI: BOUNDARY-LAYER INSTABILITIES III, MONDAY AFTERNOON, 15:05

SESSION FI: BOUNDARY-LAYER INSTABILITIES III

Monday afternoon, 21 November 1994 Peachtree Park Room at 15:05 P. Morris, presiding

15:05 FI 1 Evolution of Unstable Disturbances in a Stagnation Flow. C. Thompson, A. Chakravarty, and V. Mehta, University of Massachusetts, Lowell.

15:18 FI 2 Experimental Investigation of Mean Flow Stagnation Region for an Oscillating Cylinder. A.V. Mehta and C. Thompson, University of Massachusetts, Lowell.

15:31 FI 3 Gortler vortices: primary and secondary instabilities. A. Bottaro, B.G. Klingmann, Ecole Polytechnique Federale de Lausanne; and A. Zebib, Rutgers University.

15:44 FI 4 Interaction of Gortler vortices and TS waves in compressible boundary layers. S.T. Smith and H. Haj-Hariri, University of Virginia.

15:57 FI 5 Wavelength selection for Gortler vortices. Andrew Dando and Philip Hall, University of Manchester.

16:10 FI 6 Navier-Stokes Simulations of the Effects of Suction Holes on Tollmien-Schlichting Waves in a Flat Plate Boundary Layer. Hubert L. Meitz and Hermann F. Fasel, Dept. of Aerospace and Mechanical Engineering, University of Arizona, Tucson.

16:23 FI 7 Evolution of Dynamical Models of a Flat-Plate Noundary Layer During Transition. D. Rempfer, IAG, University of Stuttgart.

16:36 FI 8 Transition in Falkner-Skan-Cooke flow. Dan S. Henningson and Anders Lundbladh, FFA Sweden.

SESSION FJ: WAVES I, MONDAY AFTERNOON, 15:05

SESSION FJ: WAVES I

Monday afternoon, 21 November 1994 Henry Room at 15:05 H. Riecke, presiding

15:05 FJ 1 Mean-Field Evolution Equations for Counterpropagating Water Waves. R.D. Pierce, Math Dept., Penn State Univ.; E. Knobloch, Physics Dept., U.C. Berkeley.

15:18 FJ 2 Coupled NLS and Davey-Stewartson equations. K.W. Chow, Math Dept., Univ. of Arizona.

15:31 FJ 3 Nonlinear evolution equations for surface and internal waves in a fluid of finite depth. Wooyoung Choi, Los Alamos National Lab., CNLS.

15:44 FJ 4 A Study of an Illposed Nonlinear Wave Equation. P. Daripa, Texas A&M University.

15:57 FJ 5 Nonlinear Evolution of Modulated Gravity Wavetrains. David K. Rollins and Bhimsen K. Shivamoggi, Department of Mathematics, University of Central Florida.

16:10 FJ 6 Radiating Solitary Waves in Fluids of Finite Depth. T.R. Akylas & T.-S. Yang, MIT.

16:23 FJ 7 Weak Oblique Collisions of Interfacial Solitary Waves. S. Pennell and R. Mirie, University of Massachusetts, Lowell.

16:36 FJ 8 Parametric Forcing of Waves with Non-Monotonic Dispersion Relation: Domain Structures. David Raitt, SCRI, Florida State Univ.; Hermann Riecke, Northwestern Univ.

SESSION FK: BIO-FLUID DYNAMICS II, MONDAY AFTERNONN, 15:05

SESSION FK: BIO-FLUID DYNAMICS II

Monday afternoon, 21 November 1994 Grady Room at 15:05 J. Grotberg, presiding

15:05 FK 1 Comparison of Navier-Stokes computations and 1-D models for flow in a collapsible channel. T.J. Pedley and X.Y. Luo, University of Leeds.

15:18 FK 2 Effects of the Downstream Fluid Pressure on the Reopening of a Collapsed Fluid-Lined Tube. Matthew L. Perun and Donald P. Gaver, Dept. of Biomedical Eng., Tulane University, New Orleans, LA.

15:31 FK 3 A Theoretical Study of Pulmonary Airway Reopening. D.P. Gaver, D. Halpern, O. Jensen, and J.B. Grotberg, Tulane Univ., Univ. of Alabama, Univ. of Newcastle, and Northwestern Univ.

15:44 FK 4 Surface-tension driven flows in the lung. D. Halpern, O.E. Jensen and J.B. Grotberg, Univ. of Alabama, Tuscaloosa; Univ. of Newcastle, Newcastle upon Tyne, NE1 7RU, UK; and Northwestern University, Evanston IL.

15:57 FK 5 Investigation of Transition in Oscillatory Flow with Laser-Induced Photochemical Anemometry. M. Keith Sharp and John R. Carman, University of Utah.

16:10 FK 6 Unsteady forces on a oscillating sphere in a viscoelastic medium inside a cylinder. J. Xiong, R. Mei, and R. Tran-Son-Tay, Univ. of Florida.

16:23 FK 7 A Theoretical Model of Circulatory Interstitial Flow and Species Transport within Porous Cortical Bone. R.G. Keanini, Univ. N. Carolina Charlotte.

SESSION GA: INTERFACIAL INSTABILITIES I, MONDAY AFTERNOON, 17:00

SESSION GA: INTERFACIAL INSTABILITIES I

Monday afternoon, 21 November 1994 American Room at 17:00 S. Troian, presiding

17:00 GA 1 The Interaction of Oscillatory and Steady Modes in The Two-Layer Benard Problem. Y. Renardy, Virginia Polytechnic Institute and State University, and K. Fujimura, Japan Atomic Energy Research Institute.

17:13 GA 2 Aerodynamic Lift Mechanism for Levitation of Core Flows. D.D. Joseph, University of Minnesota.

17:26 GA 3 Two-Layer Viscous Instability an a Rotating Couette Device. M.J. McCready, M. Sangalli, C.T. Gallagher, D.T. Leighton, H.-C. Chang, Department of Chemical Engineering University of Notre Dame.

17:39 GA 4 Long-wave interfacial patterns in two-layer flows. B.S. Tilley, S.H. Davis, and S.G. Bankoff, Northwestern University.

17:52 GA 5 An Inviscid Mode of Instability in a Two-Layer Inclined Channel Flow. Yuan Chen and Cyrus Aidun, Institute of Paper Science and Technology and Georgia Tech.

18:05 GA 6 Interfacial Instabilities in Thin Liquid Layers under Microgravity. S.W. Joo, Wayne State University; K.-C. Hsieh and J.C. Duh, NASA Lewis Research Center.

SESSION GB: BINARY FLUID CONVECTION, MONDAY AFTERNOON, 17:00

SESSION GB: BINARY FLUID CONVECTION

Monday afternoon, 21 November 1994 French Room at 17:00 S. Lin, presiding

17:00 GB 1 Long wavelength oscillatory instability in binary fluids. M.C. Depassier, U. Catolica de Chile, Santiago; E. Knobloch, Physics Dept. U.C. Berkeley; and T. Clune, JILA, Boulder.

17:13 GB 2 Front Interaction in a Model for Binary-Mixture Convection. Hermann Riecke, Northwestern Univ.; Henar Herrero, Universidad de Navarra, Pamplona, Spain; W.-J. Rappel, ENS, Paris France.

17:26 GB 3 Chaotic reversals of traveling waves in finite containers. P. Hirschberg and E. Knobloch, U.C. Berkeley, Physics Dept.

17:39 GB 4 Binary fluid convection in a rotating cylinder. E. Knobloch, Physics Dept., U.C. Berkeley; I. Mercader and M. Net, U. Politecnica de Catalunya, Barcelona, Spain.

17:52 GB 5 Onset of Convection for Binary Mixtures in Porous Media. R.P. Behringer, L. Howle and J. Fiering, Duke University.

SESSION GC: CONTROL OF INSTABILITY I, MONDAY AFTERNOON, 17:00

SESSION GC: CONTROL OF INSTABILITY I

Monday afternoon, 21 November 1994 English Room at 17:00 P. Reisenthel, presiding

17:00 GC 1 The Aerodynamic Flow Vectoring of 2-D Jets. D. Hammond and L.G. Redekopp, University of Southern California.

17:13 GC 2 Investigation of the Flow Structure of a Foeced Square Jet in a Cross Flow. S. Gogineni, D. Sutkus, USAF Wright Laboratory; L.P. Goss, Systems Research Laboratories, Inc., and A. Glezer, Georgia Institute of Technology.

17:26 GC 3 Study and Control of Taylor-Couette Flow with Axial Motion of the Inner Cylinder, A. Weisberg, A.J. Smits, Dept. of Mechanical and Aerospace Engineering, Princeton University; I. Kevrekidis, Dept. of Chemical Engineering, Princeton University.

17:39 GC 4 Control of Flow-Induced Vibrations Using Shape-Memory Alloy Wires. J.H. Kim and C.R. Smith, Lehigh University.

17:52 GC 5 Feedback Control to Delay or Advance Linear Loss of Stability in Planar Poiseuille Flow. Howard H. Hu and Haim H. Bau, Department of Mechanical Engineering and Applied Mechanics, University of Pennsylvania, Philadelphia.

18:05 GC 6 Suppression of Acoustic Resonance in a Cavity Excited by Grazing Flow. S.F. McGrath, Wright Patterson AFB; D.J. Olinger, Worcester Polytechnic Institute.

SESSION GD: FLOW VISUALIZATION, MONDAY AFTERNOON, 17:00

SESSION GD: FLOW VISUALIZATION

Monday afternoon, 21 November 1994 Confederate Room at 17:00 C. Wark, presiding

17:00 GD 1 Three-dimensional Reconstruction of a Coherent Structure Using Image Processing Techniques. E.L. Karn, G.B. Smith, T. Wei, Rutgers University.

17:13 GD 2 Very-Large-Scale Schlieren Flow Visualization System. G.S. Settles, E. Hackett, and S. Garg, Gas Dynamics Lab., Penn State University; and L. Weinstein, NASA Langley Research Center.

17:26 GD 3 Observations of Laminar Surface Shear Stress Patterns on the Sidewall of a Rectangular, Mach 3 Quiet Tunnel Using Liquid Crystal Coatings. D. Reda, L. King, NASA-Ames; and A. Demetriades, Montana St. U.

17:39 GD 4 Soap Film Imaging via Passive Infrared. R. Mackey, M. Gharib, California Institute of Technology.

17:52 GD 5 A Flow Visualization Technique for Boundary Layer Transition and Separation with Internally Heated Liquid-Crystal Foils. Zhao Zong Fu and Zhou Ming De, Dept. Aerodynamics, Nanjing University of Aeronautics and Astronautics, China.

18:05 GD 6 Index-of-refraction imaging of turbulent jet flow obtained at high- pressure conditions. D.C. Fourguette, P.E. Dimotakis, and W.K. Ching, California Institute of Technology.

SESSION GE: SEPARATED FLOWS, MONDAY AFTERNOON, 17:00

SESSION GE: SEPARATED FLOWS

Monday afternoon, 21 November 1994 Georgian Room at 17:00 I. Greber, presiding

17:00 GE 1 An Eulerian Calculation of the Singular Structure of the Boundary Layer Equations on an Impulsively Started Circular Cylinder. E.A. Adams, Z. Xiao, and A.T. Conlisk, The Ohio State University.

17:13 GE 2 Vorticity Annihilation in the Wake of Bluff Bodies at Low Reynolds Numbers. P. Maheo, R. Henderson, M. Gharib, California Institute of Technology; and G. Karniadakis, Brown University.

17:26 GE 3 Feedback Control of a Pendulum Undergoing Flow-Induced Oscillations. David Jeon, Mohammed Gharib, Morteza Gharib, California Institute of Technology.

17:39 GE 4 Turbulent Measurement of the flow over a Backward-Facing Step using PIV. C. Shih, M. Wong and Z. Ding, Florida A&M University and Florida State University, Tallahhassee.

17:52 GE 5 Unsteady Interaction Among Laminar Horseshoe Vortices in Front of a Cylinder/End Plate Junction. B. Gajdeczko, Princeton University; and F. Wen, University of California, Berkeley.

18:05 GE 6 Deflection of A Sonic Free Jet Using Fluidic Control. B. Gilbert, Grumman Research & Development Center.

SESSION GF: CONTROL OF TURBULENT FLOW II, MONDAY AFTERNOON, 17:00

SESSION GF: CONTROL OF TURBULENT FLOW II

Monday afternoon, 21 November 1994 Spanish Room at 17:00 M. Gad-el-Hak, presiding

17:00 GF 1 Parameters Affecting Counterflow Vectoring in a Subsonic Rectangular Jet. M.R. Van der Veer, P.J. Strykowski, University of Minnesota; and A. Krothapalli, FAMU/Florida State U.

17:13 GF 2 Counterflow Thrust Vectoring of Supersonic Jets. P.J. Strykowski, University of Minnesota; and A. Krothapalli, Florida A&M University and Florida State University.

17:26 GF 3 A PIV Study of a Thrust Vectored Supersonic Jet using Cunterflow. D.J. Forliti, A. Krothapalli, Florida A&M University and Florida State University, Tallahassee; P.J. Strykowski, University of Minnesota, Minneapolis.

17:39 GF 4 Laminar Boundary-layer Response to Electromagnetic Forcing. T.I. Eng, D.M. Nosenchuck, Princeton University.

17:52 GF 5 Electromagnetic Turbulent Boundary-Layer Control. D.M. Nosenchuck, Princeton University.

18:05 GF 6 Numerical Investigation of Turbulence Control Using Electromagnetic Forces. J.F. Donovan, L.D. Kral, McDonnell Douglas Corporation and D.M. Nosenchuck, Princeton University.

SESSION GG: REACTING FLOWS IV, MONDAY AFTERNOON, 17:00

SESSION GG: REACTING FLOWS IV

Monday afternoon, 21 November 1994 Flag Room at 17:00 M. Matalon, presiding

17:00 GG 1 The Effect of Coherent Vortical Structures on a Simulated Premixed Flame Surface. L.R. Collins, M. Ulitsky, Department of Chemical Engineering, The Pennsylvania State University.

17:13 GG 2 Size Dependence of Turbulent Flame Ball Growth. Wm.T. Ashurst, Sandia Nat. Labs.

17:26 GG 3 Computation of semi-infinite reaction diffusion boundary layers. A. Tron, S.H. Lam, Princeton University.

17:39 GG 4 Extinction of Wet CO Diffusion Flames. M.L. Rightley and F.A. Williams, University of California, San Diego.

17:52 GG 5 Unsteady Forced Convective Interphase Mass Transfer in Single-Drop Extraction Enhanced by Chemical Reaction. Leonid S. Kleinman and X.B. Reed Jr., University of Missouri-Rolla.

18:05 GG 6 Burning Characteristics of Fuel-Lean and Fuel-Rich Premixed Flames. V.R. Katta, SRL; and W.M. Roquemore, WL/AAPD.

SESSION GH: TURBULENCE MODELING III, MONDAY AFTERNOON, 17:00

SESSION GH: TURBULENCE MODELING III

Monday afternoon, 21 November 1994 Peachtree Battle Room at 17:00 C. Truman, presiding

17:00 GH 1 Statistical closure and intermittency in three dimensional turbulence. Piero Olla, The James Franck Institute, University of Chicago, Chicago, IL.

17:13 GH 2 Multi-time-scale Turbulence Modeling in Transitional Boundary Layers. S. Wu, E. Reshotko, Case Western Reserve University. 17:26 GH 3 Vorticity Matching in Coupled Superfluid Turbulence. K.W. Schwarz, IBM Research Division, Yorktown Heights, NY.

17:39 GH 4 Coherent Structure Interaction Model for 2D Turbulence. Norman J. Zabusky, Hongbing Yao and David Dritschel, Dept of MAE and CAIP Center, Rutgers University.

17:52 GH 5 Lattice Boltzmann implementation of a Levy walk model for turbulence. Fernand Hayot and Lukas Wagner, Ohio State University.

18:05 GH 6 Turbulent production in a mixing zone generated by Rayleigh-Taylor instability: a linear perturbation analysis. J.-M. Pace, Commissariat a l'Energie Atomique, Centre d'Etudes de Vaujours-Moronvilliers, France.

SESSION GI: TURBULENT COUNCARY LAYERS IV, MONDAY AFTERNOON, 17:00

SESSION GI: TURBULENT BOUNCARY LAYERS IV

Monday afternoon, 21 November 1994 Peachtree Park Room at 17:00 W. Saric, presiding

17:00 GI 1 Scale-dependent transport in bypass transition of a boundary layer. David E. Ashpis, NASA-Lewis Research Center; Jacques Lewalle and Sandra L. Kraushaar, Syracuse University.

17:13 GI 2 Dissipation rate in a three-dimensional turbulent flow around a surface mounted cube in a channel. H.J. Hussein,Vanderbilt University and R.J. Martinuzzi, University of Western Ontario.

17:26 GI 3 Karhunen-Loeve Decomposition of a Minimal Channel Flow. G.A. Webber, Brown University; R.A. Handler, Naval Research Lab.; and L. Sirovich, Brown University.

17:39 GI 4 LDA Measurements of Turbulent Flow Along a Vertical Wall/Free Surface Corner. L.M. Grega, T. Wei, Rutgers University; and R.I. Leighton, NRL.

17:52 GI 5 Turbulence measurements in a duct with curvatures and presure gradients. E. Varella and A. Ahmed, Texas A&M University, College Station.

18:05 GI 6 Withdrawn

SESSION GJ: GEOPHYSICAL FLUID DYNAMICS III, MONDAY AFTERNOON, 17:00

SESSION GJ: GEOPHYSICAL FLUID DYNAMICS III

Monday afternoon, 21 November 1994 Henry Room at 17:00 S. Thangam, presiding

17:00 GJ 1 A Comparison of Large Eddy Simulation Results with Observations of Turbulent Quantities in the Planetary Boundary Layer. D.G. University; and F.H. Proctor, NASA Langley Res. Center.

17:13 GJ 2 Analysis of Monin-Obukhov Similarity from laege Eddy Simulation of the Atmosphere Boundar Layer. S. Khanna, J.G. Brasseur, J.C. Wyngaard, Penn State University.

17:26 GJ 3 Synoptic Forcing of Coastal-trapped Disturbances in the Marine Atmospheric Boundary Layer. A. Rogerson and R. Samelson, Woods Hole Oceanographic Institution.

17:39 GJ 4 The Coupling of Antarctic Katabatic Winds and the Coastal Ocean. A.M.J. Davis, U. Alabama; R.T. McNider, U. Alabama, Huntsville.

17:52 GJ 5 Multi-Sensor Measurements of Optical Turbulence and Meteorological Effects on Optical Turbulence. Amanda Preble, Kirtland, AFB.

18:05 GJ 6 Comparison of Platinum Plated Tungsten Wires and Nickel Coated Quartz Films as Constant Current Anemometers. Bryan Scruggs, Kirtland AFB.

SESSION GK: MULTI-PHASE FLOW I, MONDAY AFTERNOON, 17:00

SESSION GK: MULTI-PHASE FLOW I

Monday afternoon, 21 November 1994 Grady Room at 17:00 H. Stone, presiding

17:00 GK 1 Flow Boiling in Low Gravity. B.N. Antar and F.G. Collins, The University of Tennessee Space Institute.

17:13 GK 2 Rapid Expansion of Near-Critical Liquid Iso-Octane Through a Converging and a Converging-Diverging Nozzle. R.E. Athans, A. Hirsa and S. Gulen, Rensselaer Polutechnic Institute.

17:26 GK 3 Distribution of Drops and Bubbles in a Heated Tube. H.A. Snyder and A.J. Mord, Ball Aerospace and University of Colorado at Boulder.

17:39 GK 4 Microbubble Interactions with the Small-scales of Turbulence. M.R. Maxey, Brown University; E.J. Chang, Naval Research Laboratory; and B.K. Patel, Brown University.

17:52 GK 5 Simulation of Multiphase Flows in Nuclear Reactor. Y.H. Qian and S.A. Orszag, Fluid Dynamics Research Center, Princeton University.

18:05 GK 6 A Three-Dimensional Kinetic Model for the Swelling of Intumescent Materials. K.M. Butler, H.R. Baum and T. Kashiwagi, NIST, Gaithersburg, MD.

TUESDAY MORNING SESSION HA: DROPS & BUBBLES III, TUESDAY MORNING, 8:00

SESSION HA: DROPS & BUBBLES III

Tuesday morning, 22 November 1994 American Room at 8:00 D. Sulsky, presiding

8:00 HA 1 Low Reynolds number motion of bubbles, drops and rigid particles through fluid-fluid interfaces. Michael Manga, H.A. Stone, Harvard University.

8:13 HA 2 Evaporation and Combustion of a Slowly Moving Liquid Fuel Droplet: Higher Order Theory. M.A. Jog, University of Cincinnati; P.S. Ayyaswamy and I.M. Cohen, University of Pennsylvania.

8:26 HA 3 Uniform Asymptotic Solutions for Small and Large Sessile Drops. T. Singler, J. Geer, State Univeristy of New York at Binghamton; D. Homentcovschi, Polytechnic Institute of Bucharest.

8:39 HA 4 Time-evolving bubbles in 2D Stokes flow. Giovani L. Vasconcelos, Fachbereich Physik, Freie Universitat Berlin; and Saleh Tanveer, Mathematics Department, The Ohio State University.

8:52 HA 5 Scaleability of Cyclic Sonoluminescence. Robert E. Apfel and Tao Shi, Yale University.

9:05 HA 6 Heat Transfer in a Collapsing Non-Spherical Gas Bubble. H. Yuan, H. Oguz and A. Prosperetti, Dept. of Mechanical Engineering, The Johns Hopkins University.

9:18 HA 7 The effect of surfactants on bursting bubbles. J.M. Boulton-Stone and J.R. Blake, University of Birmingham, U.K.

9:31 HA 8 Pressures on a rigid boundary due to the motion of a collapsing bubble. J.R. Blake and M.C. Hooton, School of Mathematics and Statistics, The University of Birmingham, Edgbasaton, Birmingham B15 2TT, U.K.

SESSION HB: CONVECTION III, TUESDAY MORNING, 8:00

SESSION HB: CONVECTION III

Tuesday morining, 22 November 1994 French Room at 8:00 A. Pearlstein, presiding

8:00 HB 1 Nonlinear stability of convection in a rotating fluid layer. H.F. Goldstein, JILA, U. of Colorado; and E. Knobloch, Dept. of Physics, U.C. Berkeley.

8:13 HB 2 Some New Stability Results for Spatially Doubly-Periodic Steady Platforms. M. Silber, Northwestern; B. Dionne, Ottawa; A. Skeldon, Oxford.

8:26 HB 3 Pattern Domains in Rayleigh Benard Slot Convection. J. Hegseth, University of New Orleans; and J.M. Vince, M. Dubois, P. Berge, Service de Physique de l'Etat Condense, Centre D'Etudes de Saclay.

8:39 HB 4 Pattern Selection for Stationary Convection in a Box. Joseph M. Kats, Brookhaven Nat'l Lab.

8:52 HB 5 Unfolding of the Pitchfork Bifurcation in the Benard Problem. W.J. Decker and J.J. Dorning, Univ. of Va, Charlottesville.

9:05 HB 6 Convection in the presence of unsteady shear flows. Philip Hall, Manchester University.

9:18 HB 7 Transition to Spiral Defect Chaos in Rayleigh-Benard Convection. Robert Ecke, Yuchou Hu, and Guenter Ahlers, Los Alamos National Laboratory and UC Santa Barbara.

9:31 HB 8 Thermally Induced Fluctuations Below the Onset of Rayleigh-Benard Convection. Mingming Wu, Guenter Ahlers, and David S. Cannell, Dept. of Phys. and CNLS, UC Santa Barbara.

SESSION HC: VORTEX DYNAMICS V, TUESDAY MORNING, 8:00

SESSION HC: VORTEX DYNAMICS V

Tuesday morning, 22 November 1994 English Room at 8:00 D. Parekh, presiding

8:00 HC 1 Unsteady flow field investigation of bluff body with three dimensional attachment line at sub- and post-critical Reynolds numbers. Thomas A. Damiana & Anwar Ahmed, Texas A&M University, College Station.

8:13 HC 2 Experiments on Fluctutations of Vortex Breakdown Location. I. Gursul and H. Yang, Uiv. of Cincinnati.

8:26 HC 3 Vortex induction and interaction mechanisms leading to the shedding of streamwise longitudinal sheaths. R. Suprayan, L. Suprayan, L. Taubert & H.E. Fiedler, TU-Berlin, Germany.

8:39 HC 4 Dual View Flow Visualizations and Velocity Measurements in an Incompressible Jet with Tabs. M.F. Reeder, M. Samimy, The Ohio State University.

8:52 HC 5 Volumetric Visualization of 3-D Flow Structure in a Low Reynolds Number Forced Wake. M.M. Koochesfahani, S.J. Beresh and C.G. MacKinnon, Michigan State U.

9:05 HC 6 Visualization of Vortex-Induced Separation on a Cylinder. K. Peterson, R. Funk, J. Lynn, N. Komerath, School of AE, Georgia Tech.

9:18 HC 7 The Interacting Boundary Layer Induced by a Vortex Approaching a Cylinder. Z. Xiao, O.R. Burggraf, and A.T. Conlisk, The Ohio State University.

9:31 HC 8 On the boundary layer beneath a convecting vortex. M.R. Dhanak and C. Si, Florida Atlantic University.

SESSION HD: SHEAR-LAYER, WAKE AND JET INSTABILITIES, TUESDAY MORNING, 8:00

SESSION HD: SHEAR-LAYER, WAKE & JET INSTABILITIES

Tuesday morning, 22 November 1994 Confederate Room at 8:00 C. Grosch, presiding

8:00 HD 1 The Instability of a Finite Width Linear Profile Mixing Layer in the Presence of a Sharp Edge. James A. Rabchuk, Dept. of Physics, University of Illinois at Chicago.

8:13 HD 2 Two-dimensional nonlinear equilibrium states in Plane Couette Flow. U. Ehrenstein and A. Cherhabili, LML Universite de Lille I, France.

8:26 HD 3 Growth of a weak localized disturbance in inviscidly stable shear flow. Anders Lundladh, FFA, Sweden.

8:39 HD 4 Spatial Stability of a Plane and Axisymmetric Wake in the Presence of a Plane Shear Flow. A.R. Bajwa, P.J. Morris, Penn State Univ.

8:52 HD 5 Quantification of the Energy Cascading Processes in Plane Wakes. M. Hajj & I. Janajreh, Engineering Science and Mechanics, Virginia Polytechnic Institute and State University, Blacksburg; and R. Miksad & E. Powers, College of Engineering, University of Texas at Austin.

9:05 HD 6 Development of Taylor-Gortler Vortices in the Near Wake of a Nominally 2D Semi-Circular Shell. P. Ehrmann, N. Boisaubert, and M. Coutanceau, Universite de Poitiers, France.

9:18 HD 7 Analysis of Instability Waves in Non-Circular Supersonic Jets With a Finite Element Method. Chingwei M. Shieh, P.J. Morris, Penn State Univ.

9:31 HD 8 Qualitative experiments on the absolute instability of non circular hot jets. D. Hilberg, S. Raghu, Dept. of Mech. Eng., SUNY at Stonybrook, NY.

SESSION HE: MATERIALS PROCESSING, TUESDAY MORNING, 8:00

SESSION HE: MATERIALS PROCESSING

Tuesday morning, 22 November 1994 Georgian Room at 8:00 D. Canright, presiding

8:00 HE 1 Convection Effects in Bridgman Crystal Growth. S. Tanveer, Ohio State University.

8:13 HE 2 Nonlinear Time-Evolution of a Dendritic crystal. M.D. Kunka, M.R. Foster, S. Tanveer, Ohio State U.

8:26 HE 3 Growth of Single-Crystal Fibers. G.W. Young and J.A. Heminger, U. of Akron.

8:39 HE 4 Gap-averaged equations for flow and solidification in thin molten zones. Ch. Karcher, P.H. Steen, Cornell University.

8:52 HE 5 Modeling of the Reactive Spreading of a Solder Drop. R. Braun, B.T. Murray, G.B. McFadden, W.J.Boettinger, Natl. Inst. of Stds. and Tech.

9:05 HE 6 Frost Heave in a Capillary Tube. M.G. Worster, University of Cambridge; and J.S. Wettlaufer, University of Washington.

9:18 HE 7 Interaction of Inert Particles at a Solid-Liquid Interface. C.K. Sidbury, C.W. Meyers, and P.V. Desai, Georgia Institute of Technology.

9:31 HE 8 Calculation of Meniscus Shapes and Convective Heat Transfer in Float Zone Growth of SIngle Crystals. Madhukar M. Rao and Wei Shyy, Department of Aerospace Engineering, Mechanics and Engineering Science, University of Florida, Gainesville.

SESSION HF: TURBULENT JETS AND WAKES, TUESDAY MORNING, 8:00

SESSION HF: TURBULENT JETS & WAKES

Tuesday morning, 22 November 1994 Spanish Room at 8:00 J. Foss, presiding

8:00 HF 1 Some Intriguing Features of Axisymmetric Jets. Mikhail Goldshtik and Fazle Hussain, Univ. of Houston.

8:13 HF 2 Computation of turbulent axisymmetric jet flows using the k-e model. Andrew T. Thies and Christopher K.W. Tam, Florida State University.

8:26 HF 3 The effect of two-dimensional forcing on self-similar turbulent plane wakes. M.M. Rogers, R.D. Moser, NASA-Ames Research Center.

8:39 HF 4 The long time evolution and structure of vortex wakes behind towed spheres in a stable stratification. G.R. Spedding, F.K. Browand & A.M. Fincham, University of Southern California, Los Angeles.

8:52 HF 5 Hot-wire measurements in the very near wake of a circular cylinder. L. Ong & J. Wallace, University of Maryland.

9:05 HF 6 Vorticity Distribution in Laminar and Turbulent Wakes. R.D. Henderson, California Institute of Technology.

9:18 HF 7 The Spanwise Structure of Sharp-Edged Bluff Body Wakes in Shear Flow. J.C. Edie, M.C. Wolochuk, J.E. Braun & M.W. Plesniak, Purdue University.

9:31 HF 8 Effect of a 'Delta Tab' on Small Scale Mixing in the Wake of a Airfoil. Judith K. Foss & Khairul B.M. Zaman, NASA Lewis Research Center.

SESSION HG: JET SCREECH, TUESDAY MORNING, 8:00

SESSION HG: JET SCREECH

Tuesday morning, 22 November 1994 Flag Room at 8:00 E. Gutmark, presiding

8:00 HG 1 Acoustic Measurements and High-Speed Shadowgraph Visualization of a Convergent Jet During Screech. J. Papp, G. Cardell, and H. Nagib, ITT, Chicago, IL.

8:13 HG 2 Screech Tones in Supersonic Rectangular Heated Jets. K.C. Massey and K.K. Ahuja, Georgia Institute of Technology.

8:26 HG 3 Mixing Enhancement and Noise Control Through the Use of Splitter Plates Upstream of Nozzle Exits. K.K. Ahuja, K. Massey, and E. Dryer, Georgia Institute of Technology.

8:39 HG 4 Measurement of shock oscillation in underexpanded screeching jets. J. Panda, Univ. of Toledo.

8:52 HG 5 Supersonic Multiple Jet Ejector: A Parametric Study. Ray Taghavi, University of Kansas; and Ganesh Raman, NYMA Inc., NASA Lewis Research Center Group, Brookpark, OH.

9:05 HG 6 Effects of Induced Screech on the Flowfield of a Supersonic Rectangular Jet. K. Kailasanath, R. Kolbe, J.P. Boris, T.R. Young and E.F. Brown, Naval Research Laboratory, Washington, DC.

9:18 HG 7 Effect of Flight Speed on Screech. A.B. Cain, McDonnell Douglas Corporation.

9:31 HG 8 Trailing-Edge Receptivity for a Supersonic Shear layer. E.J. Kerschen, University of Arizona.

SESSION HH: TURBULENCE MODELING IV, TUESDAY MORNING, 8:00

SESSION HH: TURBULENCE MODELING IV

Tuesday morning, 22 November 1994 Peachtree Battle Room at 8:00 J. Ferziger, presiding

8:00 HH 1 Theoretical development of turbulence models. S. Woodruff, Division of Engineering and Center for Fluid Mechanics, Turbulence and Computation, Brown University, Providence, RI.

8:13 HH 2 Rapid-Distortion Turbulence Model of Hydrohynamic and Scalar Transport in Unsteady Shear Flow. G.J. Brereton & R.R. Mankbadi, Michigan State University, NASA Lewis.

8:26 HH 3 A Particle Representation Model for Rapid Distortion Analysis of Homogeneous Turbulence. W.C. Reynolds and S.C. Kassinos, Stanford Univ.

8:39 HH 4 A One-point Structure-Based Model for RDT of Homogeneous Turbulence. S.C. Kassinos and W.C. Reynolds, Stanford Univ.

8:52 HH 5 Role of Pressure Diffusion in Non-Homogeneous Shear Flows. A.O. Demuren, S.K. Lele, and P. Durbin, Center for Turbulence Research, Stanford.

9:05 HH 6 Flow Inhomogeneity and the Model Dissipation Rate Equation. Z. Yang, T.H. Shih, ICOMP, NASA Lewis Research Center.

9:18 HH 7 The enstrophy equation budget of bounded turbulent shear flows and its implications for two-equation modeling. J. Wallace & P. Bernard, University of Maryland; J. Gorski, Naval Surface Warfare Center.

9:31 HH 8 Simulation of Secondary Vortices in Developing Channel Flows. A. Kovacs and C. Aidun, Institute of Paper Science and Technology and Georgia Tech.

SESSION HI: TURBULENCE THEORY III, TUESDAY MORNING, 8:00

SESSION HI: TURBULENCE THEORY III

Tuesday morning, 22 November 1994 Peachtree Park Room at 8:00 K. Sreenivasan, presiding

8:00 HI 1 Study of Energy Transfer in the Far-dissipation Range of Turbulence. D. Martinez, S. Chen, Theoretical Division, Los Alamos National Laboratory; L.P. Wang, Dept. of Mechanical Engineering, Pennsylvania State University; and Y. Zhou, ICASE, NASA Langley Research Center.

8:13 HI 2 Is Kolmogorov Refined Similarity Hypothesis a Dynamic or Kinematic Property of Turbulence? S. Chen, Gary D. Doolen, R. Kraichnan and Lian-Ping Wang, Theoretical Division, Los Alamos National Laboratory.

8:26 HI 3 Examination of Kolmogorov Refined Sililarity Hypothesis through High- Resolution Simulations. L.-P. Wang, S. Chen, J.G. Brasseur, & J.C. Wyngaard, Pennsylvania State Univ. and Los Alamos National Lab.

8:39 HI 4 Scale disparity and spectral transfer in anisotropic numerical turbulence. Y. Zhou, ICASE; P.K. Yeung, Georgia Tech.; & J.G. Brasseur, Penn State Univ.

8:52 HI 5 Response of Passive Scalar to Large-Scale Anisotropic Forcing in Velocity. J.G. Brasseur & L.-P. Wang, Pennsylvania State Univ.; S. Chen, Los Alamos National Lab.

9:05 HI 6 The statistical order of small scales in turbulence. G. Stolovitsky and K.R. Sreenivasan, Yale University.

9:18 HI 7 Approximation of subgrid-scale energy transfer based on the dynamics of resolved scales of turbulence. J.A. Domaradzki and W. Liu, Univ. So. Calif.

9:31 HI 8 Small-scale Behavior in 'Distorted' Boundary layers. Seyed G. Saddoughi, Center for Turbulence Research/Stanford University.

SESSION HJ: WAVES II, TUESDAY MORNING, 8:00

SESSION HJ: WAVES II

Tuesday morning, 22 November 1994 Henry Room at 8:00 T. Akylas, presiding

8:00 HJ 1 Pattern Formation in Weakly Damped Faraday Waves. Wenbin Zhang and Jorge Vinals, Florida State University.

8:13 HJ 2 Multiple frequency parametrically excited surface wave patterns. W.S. Edwards and J.P. Gollub, Haverford Coll. and Univ. of Pennsylvania.

8:26 HJ 3 On the Anistropy of the Surface Shape in Steady Breaking Waves. D. Coakley, Carderock Division Headquarters, Naval Surface Warfare Center; and J.H. Duncan, Dept. Mech. Engineering, Univ. of Maryland, College Park.

8:39 HJ 4 Spilling Breaking Water Waves. H. Qiao, V. Philomin and J.H. Duncan, Dept. Mech. Engineering, Univ. of Maryland, College Park.

8:52 HJ 5 Space-Time Analysis of a Falling Film Flow. F. Carbone, N. Aubry, Levich Institute of the City College of New York; J. Liu and J. Gollub, Haverford College.

9:05 HJ 6 Drift in viscous capillary-gravity waves. S. Gou, A.F. Messiter, W.W. Schultz, and M. Perlin, Univ. of Michigan.

9:18 HJ 7 Resonant triads of capillary-gravity waves that include a wave of non-zero growth rate. L.C. Morland, Southern Methodist University.

9:31 HJ 8 Experiments suggesting Dynamic Surface Tension Behavior. G.S. Lapham, D.R. Dowling, and W.W. Schultz, U. of Mich.

SESSION HK: MULTI-PHASE FLOW II, TUESDAY MORNING, 8:00

SESSION HK: MULTI-PHASE FLOW II

Tuesday morning, 22 November 1994 Grady Room at 8:00 E. Meiburg, presiding

8:00 HK 1 Particle-size measurements in two-phase flows: a comparison of Laser- diffraction and Phase-Doppler sizing Techniques. Carlos Martinez & Juan C. Lasheras, University of California, San Diego.

8:13 HK 2 Droplet Size and Velocity Measurements in a High-Speed Thermal Spray. T.J. O'Hern and J.E. Brockmann, Sandia National Laboratories.

8:26 HK 3 Atomization of liquid jet by a high-speed co-flowing air jet. M. Orski, University of California, San Diego and Institut de Mecanique de Grenoble and CNRS, France; J.C. Lasheras, University of California, San Diego; E. Villermaux & E. Hopfinger, Institut de Mecanique de Grenoble and CNRS, France.

8:39 HK 4 The Sensitivity of a Gas-Core Vortex in a Cyclone-Type Gas-Liquid Separator. Promode R. Bandyoladhyay, Gregory C. Pacifico and Mohamed Gad-el-Hak, Naval Uncersea Warfare Center, Newport, RI.

8:52 HK 5 Singularity Representations for Flow Past a Sphere. B.K. Patel and M.R. Maxey, Brown University.

9:05 HK 6 Dynamics of Heavy Particles in a Burgers Bortex. Bogdan Marcu, Eckart Meiburg and Paul K. Newton, U. of South. Calif.

9:18 HK 7 Absolute and convective instabilities of fluidized beds. M. Nicolas, J.-M. Chomaz and E. Guazzelli, PMMH/ESPCI and LADHYX, Paris France.

9:31 HK 8 Radial Distribution of Solid Concentration in Fluidized Beds. C.T. Hsu & X.W. Chen, Hong Kong University of Science & Technology.

SESSION IA: INTERFACIAL INSTABILITIES II, TUESDAY MORNING, 10:15

SESSION IA: INTERFACIAL INSTABILITIES II

Tuesday morning, 22 November 1994 American Room at 10:15 L. Hocking, presiding

10:15 IA 1 Simulation of droplet pattern formation on flat and curved surfaces. D.E. Weidner, L.W. Schwartz & M.H. Eres, Univ. of Delaware.

10:28 IA 2 Interfacial Instability During Evaporation and Dewetting of Thin Liquid Films. S.M. Troian, Dept. of Chemical Engineering, Princeton University.

10:41 IA 3 Evaporative Thin Film Rupture. J.S. Wettlaufer, University of Washington; M. Elbaum and S.G. Lipson, Technion-Israel Institute of Technology.

10:54 IA 4 Instabilities ad infinitum in the Dripping Faucet: theory. Michael P. Brenner, X.D. Shi and Sidney R. Nagel, University of Chicago.

11:07 IA 5 Instabilities ad infinitum in the Dripping Faucet: Experiment. X.D. Shi, M.P. Brenner and S.R. Nagel, University of Chicago.

11:20 IA 6 Global Instability and Dripping Limit of a Falling Capillary Jet. P.A. Monkewitz, Swiss Fed. Inst. of Technology, Lausanne.

11:33 IA 7 Drop formation through viscous instability. S. Cardoso, A. Woods, University of Cambridge.

11:46 IA 8 Dynamics of Drop Formation in an Electric Field. X. Zhang, E.D. Wilkes, U. of Tennessee; and O.A. Basaran, Oak Ridge National Laboratory.

11:59 IA 9 Capillary/elastic instabilities with an oscillatory external forcing function. J.A. Moriarty & J.B. Grotberg, Northwestern University.

SESSION IB: CONVECTION IV, TUESDAY MORNING, 10:15

SESSION IB: CONVECTION IV

Tuesday morning, 22 November 1994 French Room at 10:15 S. Balachandar, presiding

10:15 IB 1 Double-diffusive convection in large aspect ratio containers. A.S. Landsberg and E. Knobloch, U.C. Berkeley, Department of Physics.

10:28 IB 2 Double-Diffusive Waves in an Isothermal Hele-Shaw Cell. A.A. Predtechensky, W.D. McCormick, J.B. Swift, A.G. Rossberg, and Harry L. Swinney, Center for Nonlinear Dynamics, UTexas at Austin.

10:41 IB 3 Onset of Doubly-Diffusive Convection in a Spherical Shell. Lifeng Wang and Arne J. Pearlstein, Department of Mechanical and Industrial Engineering, University of Illinois at Urbana-Champagne.

10:54 IB 4 Double-Diffusion or Cabbeling?: The Large Step-Like Structures in the Weddell Sea. Theodore D. Foster, University of California,Santa Cruz.

11:07 IB 5 Hard-Turbulent Heat-Transport Scaling in Rapidly Rotating Rayleigh- Benard Convection: Preliminary Results from Numerical Simulation. K. Julien, S. Legg, J. McWilliams, and J. Werne, National Center for Atmospheric Research.

11:20 IB 6 Flow Visualization During Heat Transfer to Near/Super-Critical Fluids: Critical Opalescence. Y.-C. Chen and L.-D. Chen, U. Iowa, Iowa City.

11:33 IB 7 Convection in Auto Catalytic Reaction Fronts. D.A. Vasquez, Indiana - Purdue Univ., Fort Wayne; B.F. Edwards and J.W. Wilder, West Virginia Univ.

11:46 IB 8 Relaxation and Stability of Porous Media Convection with visualization by Magnetic Resonance Imaging. M.D. Shattuck, R.P. Behringer, J.G. Georgiadis, and G.A. Johnson, Duke University.

11:59 IB 9 Suppression of Natural Convection in Small Aspect Ratio Containers. L.E. Howle and M.R. Gustafson, Duke University.

SESSION IC: VORTEX DYNAMICS VI, TUESDAY MORNING, 10:15

SESSION IC: VORTEX DYNAMICS VI

Tuesday morning, 22 November 1994 English Room at 10:15 K. Ghia, presiding

10:15 IC 1 Penetration of a Blade into a Vortex Core. J.S. Marshall, Univ. of Iowa; and J.R. Grant, Naval Undersea Warfare Center.

10:28 IC 2 The Impact of Vortex Merging on Shear Layer Self Similarity. D.M. Zielke and J.P. Boris, Naval Research Laboratory.

10:41 IC 3 The Evolution of a Localized Vortex Disturbance in Plane External Shear Flows. Vladimir Levinski and Jacob Cohen, Technion, Israel.

10:54 IC 4 The Evolution of Hairpin Vortices in Taylor-Couette flow. Jacob Cohen and Vladimir Levinski, Technion, Israel.

11:07 IC 5 The Generating Mechanism of Kidney-Shaped Vortices in Cross-Flow Jets. Brenda A. Haven and M. Kurosaka, University of Washington.

11:20 IC 6 Numerical and Experimental Investigation of the Evolution of Vortical Flow in Impulsively Started Square and Semi-Circular Cavities. M. Gad-el-Hak, (University of Notre Dame, Indiana), G. Branger, G. Pineau, and M. Coutanceau, Universite de Poitiers, France.

11:33 IC 7 Numerical Simulations of Oscillatory Flows through Furrowed Wavy Channels and their Heat Transfer Characteristics. G. Wang and S.P. Vanka, Univ. of Illinois at Urbana-Champaign.

11:46 IC 8 Experimental Investigation of the Influence of Vortex Interaction on Surface Heat Transfer in End-Wall Boundary Layers. L. Takmaz and C.R. Smith, Lehigh University.

11:59 IC 9 Numerical Experiments on vortex breakdown. W.Ma & S. Leibovich, Cornell University.

SESSION ID: MATERIALS PROCESSING AND CFD, TUESDAY MORNING, 10:15

SESSION ID: MATERIALS PROCESSING & CFD

Tuesday morning, 22 November 1994 Confederate Room at 10:15 P. Steen, presiding

10:15 ID 1 Application of an Integral Method to Computational Fluid Dynamics. T.F. Zien, Naval Surface Warfare Center, White Oak, Silver Spring,MD.

10:28 ID 2 Determining Nodes, Modes, Finite Volumes, and Finite Elements for the Navier-Stokes Equations. Don A. Jones, Edriss S. Titi, Los Alamos National Lab.

10:41 ID 3 Improved Finite Difference Schemes for Hydrodynamic Equations Based on Scale Speration. A.C. Poje, D.A. Jones, and Len Margolin, Los Alamos National Lab.

10:54 ID 4 Simulation of Turbulent Flow in Unstratified Double Pane Windows. Jon R. Phillips, Battelle Pacific Northwest Laboratory.

11:07 ID 5 The modeling of solutal convection in liquid metals during electrochemical titration. R. Narayanan and A.X. Zhao, University of Florida.

11:20 ID 6 Planarization of a Spin-Coated Substrate. N. Desai, R. Keanini, Univ. of N.C.-Charlotte.

11:33 ID 7 Dynamic Response of Solid Materials to Jet-Droplet Impacts. S.-W. Kang, T. Reitter and G. Carlson, Lawrence Livermore National Laboratory.

11:46 ID 8 The Structure of Plasma Jets used in Thermal Sprays. S. Raghu and G. Goutevenier, SUNY at Stony Brook.

11:59 ID 9 History Terms in the Energy Equation of Particles. Efstathios E. Michaelides and Zhi-Gang Feng, Tulane Univeristy, New Orleans, LA.

SESSION IE: CFD IV, TUESDAY MORNING, 10:15

SESSION IE: CFD IV

Tuesday morning, 22 November 1994 Georgian Room at 10:15 J. McDonough, presiding

10:15 IE 1 At Least-Squares Finite Element Method for Fluid Dynamics and Transport Processes. Tate Y.H. Tsang and Li Q. Tang, Department of Chemical and Materials Engineering, University of Kentucky,Lexington.

10:28 IE 2 An improved artificial viscosity for 2d Lagrangian hydrodynamics. M.R. Clover and C.W. Cranfill, Los Alamos National Laboratory.

10:41 IE 3 Computational Fluid Dynamics Study of Swirling Sonic Jets. M. O'Dea, L. Chew, R.H. Chen, University of Central Florida, Mechanical and Aerospace Engineering.

10:54 IE 4 Computational Development of an Euler/Navier-Stokes Aeroelastic Method for Hovering Rotors. M.J. Smith, Georgia Institute of Technology.

11:07 IE 5 Computational Fluid Dynamic analysis of high lift rotor blades. Ashok Bangalore, Georgia Institute of Technology.

11:20 IE 6 Numerical Simulation of the Fuselage-Vortex Interaction Phenomenon. Ping Chen, Georgia Institute of Technology.

11:33 IE 7 Computational Simulation of Rotor Airframe Interaction. Nathan Hariharan, Georgia Institute of Technology.

11:46 IE 8 Application of the Method of Overset Grids to a Helicopter Rotor in Forward Flight. V.M. Kaldki, Georgia Institute of Technology.

SESSION IF: TURBULENT SHEAR LAYERS, TUESDAY MORNING, 10:15

SESSION IF: TURBULENT SHEAR LAYERS

Tuesday morning, 22 November 1994 Spanish Room at 10:15 H. Nagib, presiding

10:15 IF 1 Interphase Kinetic Energy Transfer in a Two-Phase Turbulent Free Shear Layer. K.T. Kiger & J.C. Lasheras, University of California, San Diego.

10:28 IF 2 Experimental Investigation into the Dynamics of the Axisymmetric Jet Mixing Layer. J.H. Citriniti and W.K. George, SUNY at Buffalo.

10:41 IF 3 Flow of a Wall-Jet Round a Circular Cylinder-The Coanda Effect Revisited. R. Neundorf, M.D. Zhou & I. Wygnanski, A.M.E. Dept., U. of Arizona.

10:54 IF 4 A Novel Use of Triple Decomposition for the Identification of Coherent Structures in a Wall Jet. M.D. Zhou, C. Heine & I. Wygnanski, A.M.E. Dept., U. of Arizona.

11:07 IF 5 Vorticity and helicity statistics in a mixing layer. Shashi Menon & Fazle Hussain, Univ. of Houston.

11:20 IF 6 Dynamics of Large Scale Structures in a Plane Turbulent Mixing Layer. L. Ukeiley, M. Glauser, Clarkson University, Potsdam, NY; J. Delville, L. Cordier and J.P. Bonnet, CEAT, Poitiers, France.

11:33 IF 7 Vorticity Based Intermittency in a Large $R_{\theta}$ Two-Stream Mixing Layer. J.F. Foss, D.G. Bohl, Michigan State University; S.J. Kleis, University of Houston.

11:46 IF 8 Second Subharmonic Phase Influence in Forced Mixing Layers. Jordi Estevadeordal & Stanley J. Kleis, University of Houston.

11:59 IF 9 Small-Scale Excitation in Free Shear Flows. J.M. Wiltse, A. Glezer, Georgia Institute of Technology.

SESSION IG: REACTION FLOWS V, TUESDAY MORNING, 10:15

SESSION IG: REACTING FLOWS V

Tuesday morning, 22 November 1994 Flag Room at 10:15 K. Kailasanath, presiding

10:15 IG 1 Direct Numerical Simulation of Two-Dimensional Flame Vortex Interactions Using One- and Two-step Chemistry. T. Mantel, J.-M. Samaniego, Center for Turbulence Research, Stanford University; and C.T. Bowman, High Temperature Gasdynamics Laboratory, Stanford University.

10:28 IG 2 Interaction of Chemical Energy Release and Small-scale Turbulence in a Nonpremixed Reacting Flow. K. Nomura, Dept. of AMES, UC-San Diego; and S. Elghobashi, MAE Dept., UC-Irvine.

10:41 IG 3 Numerical Simulations of Unsteady Reactive Square Jets. F.F. Grinstein and K. Kailasanath, Naval Research Laboratory.

10:54 IG 4 Large-Eddy Simulation of Reacting Free Jets. W.H. Calhoon Jr., S. Menon, and G. Goldin, Georgia Institute of Technology.

11:07 IG 5 Numerical Investigation of Turbulent Combustion Submodels. P.E. DesJardin and S.H. Frankel.

11:20 IG 6 A Linear Eddy Mixing Model for Steady Non-premixed Turbulent Combustion, G. Goldin, S. Menon, and W.H. Calhoon Jr., Georgia Institute of Technology.

11:33 IG 7 Large-Eddy Simulations of Fuel Injection and Mixing in a Dump Combustor. Srinivasan Arunajatesan, Suresh Menon, Georgia Institute of Technology.

11:46 IG 8 On Low Mach Number Reacting Flow Modelling using a Finite Difference Projection Method. H. Najm, Sandia National Labs.

11:59 IG 9 Simulation of Premixed Flame Propagation and Turbulence Interactions in a High Reynolds Number Spatially Evolving Flow. T.M. Smith and S. Menon, Georgia Institute of Technology.

SESSION IH: TURBULENCE SIMUATION III, TUESDAY MORNING, 10:15

SESSION IH: TURBULENCE SIMULATION III

Tuesday morning, 22 November 1994 Peachtree Battle Room at 10:15 J. Lumley, presiding

10:15 IH 1 A Spectral DNS of a Channel Flow With Complex, Time Dependent, Wall Geometry. H. Carlson, G. Berkooz, J.L. Lumley, Cornell Univ., Sibley School of Mechanical and Aerospace Eng.

10:28 IH 2 Mixing in Variable-Density, Accelerating Turbulent Flow. D.L. Sandoval, J.J. Riley, University of Washington; T.T. Clark, Los Alamos National Laboratory.

10:41 IH 3 Formulation of a Dynamic Drag Law for LES. Wyngaard, J.C.; Peltier, L.J.; and Kosovic, B. Dept. of Meteorology, Penn State Univ.

10:54 IH 4 Subgrid-scale energy budgets in the wall layer. Elias Balaras and Ugo Piomelli, Dept. of Mech. Eng., Univ. of Maryland, College Park.

11:07 IH 5 Subgrid-scale energy transfer in the wall layer. Ugo Piomelli, Yunfang Yu, Dept. of Mech. Eng., Univ. of Maryland, College Park; Ronald J. Adrian and Jigen Zhou, Dept. of Theoret. Applied Mech., Univ. of Illinois, Urbana-Champaign.

11:20 IH 6 Wavevector-Frequency characteristics of wall pressure spectra in a fully developed turbulent channel flow. Peter A. Chang III, Naval Warfare Center; Bruce M. Abraham, Naval Undersea Warfare Center Detachment-New London; and Ugo Piomelli, Dept. of Mech. Eng., Univ. of Maryland, College Park.

11:33 IH 7 The structure of pressure fluctuations in turbulent boundary layers with adverse pressure gradients and separation. Y. Na & P. Moin, Stanford Uni.

11:46 IH 8 Homogeneous turbulence subject to mean flow with elliptic streamlines. G.A. Blaisdell, Sch. Aero. & AStro. Purdue Univ; K. Shariff, NASA Ames.

11:59 IH 9 Numerical Simulation of Transition and Spatially Evolving Turbulence in a Pipe. N.V. Nikitin, Institute of Applied Mechanics, Russian Academy of Science, Moscow.

SESSION II: BOUNDARY-LAYER INSTABILITIES IV, TUESDAY MORNING, 10:15

SESSION II: BOUNDARY-LAYER INSTABILITIES IV

Tuesday morning, 22 November 1994 Peachtree Park Room at 10:15 K. Breuer, presiding

10:15 II 1 Leading-Edge Receptivity to Acoustic Disturbances. D.A. Fuciarelli, H.L. Reed, Arizona State University.

10:28 II 2 Leading-Edge Receptivity with Sound. W.S. Saric, W. Wei, and B.K. Rasmussen, Arizona State Univ.

10:41 II 3 Linear Stability Analysis for a Spatially Developing Boundary Layer on a Concave Wall. I. Mutabazi, A. Aouidef, J.L. Adler, ESPCI, Paris, France.

10:54 II 4 Evolution of Localized Disturbances in a Wall-Bounded Shear Flow. Oliver Atassi, Andrew J. Bernoff and Seth Lichter, Northwestern University.

11:07 II 5 Transition Mechanisms in Swept-Wing Flows. M. Wang & Th. Herbert, The Ohio State University.

11:20 II 6 Direct Numerical Simulation of the Compressible Laminar-Turbulent Transition Process in Gortler Flow. L.D. Kral and J.F. Donovan, McDonnel Douglas Corporation.

11:33 II 7 The effect of suction on the nonlinear stability of a three- dimensional compressible boundary layer. S.O. Seddougui, Univ. Birmingham; and A.P. Bassom, Univ. Exeter.

11:46 II 8 Long-Wavelingth Asymptotics of Stationary Crossflow Vortices. M. Choudhari, High Technology Corporation.

11:59 II 9 Formation of synthetic streaks and hairpin vortices in subcritical boundary layers. Y. Cui, A. Bottaro & P.A. Monkewitz, Swiss Federal Institute of Technology, Lausanne.

SESSION IJ: ROTATING FLOWS II, TUESDAY MORNING 10:15

SESSION IJ: ROTATING FLOWS II

Tuesday morning, 22 November 1994 Henry Room at 10:15 J. Lopez, presiding

10:15 IJ 1 Swirling Flow Around a Vortex breakdown Point. Z. Rusak, Rensselaer Polytechnic Institute.

10:28 IJ 2 Jump transitions in swirling jets. V. Shtern & F. Hussain, Univ. of Houston.

10:41 IJ 3 Parametric study of rotating flows in cylinders. Daniel T. Valentine and Craig C. Jahnke, Clarkson University, Potsdam, NY.

10:54 IJ 4 Flow in a rotor-stator cavity and turbulence modeling. J.P. Fontaine, L. Elena & R. Schiestel, Institut de Mecanique des Fluides de Marseille, France.

11:07 IJ 5 Vortices, Rossby Waves, and Jets. P.S. Marcus and C. Lee, UC-Berekley.

11:20 IJ 6 Formation of Asymmetric Jets in a Rotating Flow. C. Lee and P.S. Marcus, UC-Berkeley.

11:33 IJ 7 Solitary Waves in a Long Rotating Jet or Rotating Fluid Bounded by a Long Cylinder. S.M. Sun, Virginia Polytechnic Institute and State University.

11:46 IJ 8 A Quasi-Geostrophic Approximation for the Drag on a Rising Particle in a Rotating Fluid. M. Ungarish, Technion, Haifa 32000, Israel.

11:59 IJ 9 Oscillatory Flow Past a Circular Cylinder in a Rotating Frame. M.R. Foster and M.D. Kunka, Ohio State U.

SESSION IK: GENERAL FLUID DYNAMICS, TUESDAY MORNING, 10:15

SESSION IK: GENERAL FLUID DYNAMICS

Tuesday morning, 22 November 1994 Grady Room at 10:15 P. Desai, presiding

10:15 IK 1 The effects of annular geometry and additional boundary layers on enhanced dispersion in laminar oscillatory flow. J. Beal, A.X. Zhao, and R. Narayanan, University of Florida.

10:28 IK 2 Jacobi formulation of Navier-Stokes in wavelet space. Jacques Lewalle, Syracuse University.

10:41 IK 3 Nonlinear Effects on Inviscid Finite Length Liquid Column Oscillations. M.J. Lyell and L. Zhang, West Virginia Univ.

10:54 IK 4 Linear analysis of the flow in a partially filled rotating horizontal cylinder. R. Peralta-Fabi, R. Chicharro, Ciencias-UNAM; and R.M. Velasco, UAM-Iztapalapa.

11:07 IK 5 The design of axisymmetric bodies having low drag. P.T. Tokumaru, F. K. Browand, and R.F. Blackwelder, University of Southern California.

11:20 IK 6 Energy extraction through vorticity control. K. Streitlien, G.S. Triantafyllou, CCNY; and M.S. Triantafyllou, MIT.

11:33 IK 7 Determination of a complete set of basic equiations of magnetic fluids. Yasushi Ido, Masaru Kiya, Hokkaido University.

11:46 IK 8 Effect of Interaction on the Dynamics of Ferrofluids. Jinlong Zhang, Weili Luo, Department of Physics, Univeristy of Central Florida, Orlando.

11:59 IK 9 Boundary Region Analysis in an Electrically Conductive Fluid. L.D. Thornhill, Science Applications International Corporation; and P.V. Desai, Georgia Institute of Technology.

TUESDAY AFTERNOON SESSION T1: INVITED LECUTRE, TUESDAY AFTERNOON, 13:30

SESSION T1: INVITED LECTURE

Tuesday afternoon, 22 November 1994 Peachtree Park at 13:30 A. Acrivos, presiding

13:30 T1 1 Fluid Flows at the Molecular Scale. J. Koplik, City College of New York.

SESSION T2: INVITED LECTURE, TUESDAY AFTERNOON, 13:30

SESSION T2: INVITED LECTURE

Tuesday afternoon, 22 November 1994 Peachtree Battle at 13:30 A. Smits, presiding

13:30 T2 1 Vortex Dynamics and Interaction in the Near Field of Axisymmetric Jets. H.E. Fiedler, Technische Universitat Berlin, Germany.

SESSION T3: INVITED LECTURE, TUESDAY AFTERNOON, 14:10

SESSION T3: INVITED LECTURE

Tuesday afternoon, 22 November 1994 Peachtree Park at 14:10 D. Kassoy, presiding

14:10 T3 1 Coupling of Hydrodynamic and Interfacial Instabilities During Solidification. G.B. McFadden, National Institute of Standards and Technology.

SESSION T4: INVITED LECTURE, TUESDAY AFTERNOON, 14:10

SESSION T4: INVITED LECTURE

Tuesday afternoon, 22 November 1994 Peachtree Battle at 14:10 B. Cantwell, presiding

14:10 T4 1 Supersonic Jet Noise. C.K.W. Tam, Florida State Uiversity.

SESSION JA: BUBBLY FLOW, TUESDAY AFTERNOON, 15:05

SESSION JA: BUBBLY FLOW

Tuesday afternoon, 22 November 1994 American Room at 15:05 A. Prosperetti, presiding

15:05 JA 1 Application of the ensemble phase averaging method to bubbly liquid. D.Z. Zhang and A. Prosperetti, Department of Mechanical Engineering, The Johns Hopkins University.

15:18 JA 2 The Pressure-Density Relation and Wave Propagation in Bubbly Liquids. Ali Nadim, Paul E. Barbone and Daniel Goldman, Boston University.

15:31 JA 3 The Fluidization of Drops in a Shear Flow. S. Mortazavi and G. Tryggvason, The University of Michigan.

15:44 JA 4 Numerical Simulation of Bubbly Flows. A. Esmaeeli and G. Tryggvason, The University of Michigan.

15:44 JA 5 Experimental Study of a Bubbly Free Shear Layer. P.M. Rightley & J.C. Lasheras, University of California, San Diego.

16:10 JA 6 Vortex Ring Propagation in a Bubbly Liquid. J.J. Hamilton, P.M. Rightley & J.C. Lasheras. University of California, San Diego.

SESSION JB: THERMOCAPILLARY CONVECTION, TUESDAY AFTERNOON, 15:05

SESSION JB: THERMOCAPILLARY CONVECTION

Tuesday afternoon, 22 November 1994 French Room at 15:05 R. Kelly, presiding

15:05 JB 1 Thermocapillary Flow in a Weld Pool: a Finite Volume Element Approach. D. Canright, Naval Postgraduate School.

15:18 JB 2 Withdrawn

15:31 JB 3 Thermo- and Solutocapillary Convection in a Cylindrical Liquid Bridge: Stability of Steady Axisymmetric flow. M. Wanschura, H.C. Kuhlmann, V.M. Shevtsova and H.J. Rath, ZARM-University of Bremen, 28359 Bremen, Germany.

15:44 JB 4 The Stability of Thermocapillary Convection in Liquid Bridges with Highly Deformed Interfaces. L.B.S. Sumner & G.P. Neitzel, Georgia Institute of Technology; P. Dell'Aversana, MARS Center, Napoli; J.-P. Fontaine, IMFM, Marseille.

15:57 JB 5 Hydrothermal-Wave and Steady, Multicellular Instability of a Thermocapillary-Buoyancy Driven Flow. R.J. Riley & G.P. Neitzel, Georgia Institute of Technology.

16:10 JB 6 The High Capillary Number Behavior of a Viscously-Dominated Thermocapillary-Driven Flow in a Two-Dimensional Rectanglar Cavity. David R. Vrane and Marc K. Smith, Georgia Institute of Technology.

SESSION JC: CONTROL OF INSTABILITY II, TUESDAY AFTERNOON, 15:05

SESSION JC: CONTROL OF INSTABILITY II

Tuesday afternoon, 22 November 1994 English Room at 15:05 S. Gogineni, presiding

15:05 JC 1 Adaptive Flow Control Models with Neural Networks. X. Fan & Th. Herbert, The Ohio State University.

15:18 JC 2 The flow field associated with wave cancellation. Joseph H. Haritonidis, Lorenz Hofmann & Thorwald Herbert, O.S.U.

15:31 JC 3 Closed-Loop Control of Flow Asymmetry in the Wake of an Ogive Cylinder. J. Bernhardt and D. Williams, Illinois Institute of Technology.

15:44 JC 4 Control of the Cylinder Wake Instabilities by an external magnetic field. G. Mutschke, G. Gerbeth, RCR Rossendorf, Inc., Germany.

15:57 JC 5 Control of Unsteady Incompressible Flows via Magnetic Fields. C.H. Crawford and G.E. Karniadakis, Center for Fluid Mechanics, Brown University.

16:10 JC 6 On Passive Control of Wake behind a "D" shaped Body. A. Krothapalli, D. Washington, C. Shih, Z. Ding and E. Barber, Florida A&M University and Florida State University, Tallahassee.

SESSION JD: EXPERIMENTAL TECHNIQUES III, TUESDAY AFTERNOON, 15:05

SESSION JD: EXPERIMENTAL TECHNIQUES III

Tuesday afternoon, 22 November 1994 Confederate Room at 15:05 R. Blackwelder, presiding

15:05 JD 1 Turbulence in a Soap Film Flowing between two Parallel Wires. H. Kellay, X.l. Wu, and W.I. Goldburg, Department of Physics and Astronomy, University of Pittsburgh.

15:18 JD 2 Incoherent Photon Correlation Velocimetry. K.-Q. Xia, Y.-B. Xin, The Chinese University of Hong Kong; and P. Tong, Oklahoma State University.

15:31 JD 3 Analysis of Molecular Tagging Velocimetry Images for Obtaining Simultaneous Multi-Point Velocity Vectors. C.P. Gendrich, M.M. Koochesfahani, and D.G. Nocera, Michigan State U.

15:44 JD 4 Magnetic Resonance Velocimetry in a Converging-Diverging Geometry. J.M. Siegel Jr., Georgia Institute of Technology; J.N. Oshinski, Emory University Hospital; R.I. Pettigrew, Emory University Hospital; and D.N. Ku, Georgia Institute of Technology.

15:57 JD 5 Vorticity Measurements in a Swirling Jet Using Ultrasound Scattering. M. Oljaca, X. Gu, A. Glezer, Georgia Institute of Technology; M. Baffico, F. Lund, Universidad de Chile.

16:10 JD 6 Simple Vs. Complex Natural Fracture Surfaces In Granite Rock: Pt. I. K.L. McDonald, P.O. Box 2433, Salt Lake City, UT.

SESSION JE: VISCOUS & NON-NEWTONIAN FLOWS, TUESDAY AFTERNOON, 15:05

SESSION JE: VISCOUS & NON-NEWTONIAN FLOWS

Tuesday afternoon, 22 November 1994 Georgian Room at 15:05 E. Hinch, presiding

15:05 JE 1 Stress Chain Structure of Two Dimensional Disk Array Under Shear. B.J. Miller and R.P. Behringer, Duke University.

15:18 JE 2 Time-Varying Heat Flux Measurements of Thermal Transport Coefficients in $^{3}He$ Superfluid $^{4}He$ Mixtures. J.S. Olafsen and R.P. Behringer, Duke University.

15:31 JE 3 Dynamics of vertically vibrated granular materials. Eric VanDoorn and R.P. Behringer, Duke University.

15:44 JE 4 Fluid and protein motion in monomolecular films overlying sublayers of finite depth. H.A. Stone, Harvard University, Cambridge MA; H.M. McConnell, Stanford University, Stanford, CA.

15:57 JE 5 A Buoyancy-Driven Squeeze-Film Model of Intrapleural Fluid Dynamics. R.J. Haber, J.B. Grotberg, and M.R. Glucksberg, Northwestern University.

16:10 JE 6 A Description of the Transport Processes across the Diffuse Front of a Gas-loaded Heat Pipe. J.S. Yu, West Virginia Tech; and W.S. Chang, Wright Laboratory.

SESSION JF: JET & WAKE INSTABILITIES, TUESDAY AFTERNOON, 15:05

SESSION JF: JET & WAKE INSTABILITIES

Tuesday afternoon, 22 November 1994 Spanish Room at 15:05 J. Cohen, presiding

15:05 JF 1 Instability and Entrainment in Elliptical Jets. E.F. Brown, S.L. Huang, T.B. Mutter, and J.R. Blair, Virginia Polytechnic Institute and State University, Blacksburg, VA.

15:18 JF 2 Numerical Investigatin of Transitional Axisymmetric Wakes at Supersonic Speeds. D. Tourbier and H. Fasel, University of Arizona.

15:31 JF 3 Numerical Simulations of Nonlinear Waves in the Wake of an Axisymmetric Body with a Blunt Base. H. Fasel, University of Arizona; and V. Schwarz, University of Stuttgart.

15:44 JF 4 Simulations of Vortex Induced Vibration of a Flexible Cylinder. D.J. Newman and G.E. Karniadakis, Center for Fluid Mechanics, Brown University.

15:57 JF 5 On the Interaction of Sound From a Jet With a Nearby Structure. Jennifer L. McGreevy, Philadelphia College of Pharmacy and Science; Alvin Bayliss, Northwestern University; Lucio Maestrello, NASA Langley Research Center, Structural Acoustics Branch.

16:10 JF 6 Sedimentation From a Particle-Laden Round Vertical Jet. H.J.S. Fernando & J. Neves, Arizona State University.

SESSION JG: ACOUSTICS II, TUESDAY AFTERNOON, 15:05

SESSION JG: ACOUSTICS II

Tuesday afternoon, 22 November 1994 Flag Room at 15:05 K. Ahuja, presiding

15:05 JG 1 Correlation between the velocity fluctuation in the wake of 2- dimensional models and the radiated sound. H. Fujita, Tokyo Institute of Technology.

15:18 JG 2 Aerodynamic Sound Generated by Wake-Body Interaction. O. Mochizuki, M. Kiya, T. Arai, Dept. of Mech. Eng. Hokkaido University.

15:31 JG 3 Sound Field in Disturbed Pipe Flow. N.K. Agarwal, Analytical Services and Materials, Inc., Hampton, VA.

15:44 JG 4 Noise Radiated From Elliptic and Rectangular Supersonic Jets. K.W. Kinzie, D.K. McLaughlin, Penn State Univ.

15:57 JG 5 Application of Upwind Algorithms to Aeroacoustics. L. Sankar and K. Viswanathan, Georgia Institute of Technology.

16:10 JG 6 Cavity Noise at Elevated Temperatures. J. Mendoza and K.K. Ahuja, Georgia Institute of Technology.

SESSION JH: TURBULENCE SIMULATION IV, TUESDAY AFTERNOON, 15:05

SESSION JH: TURBULENCE SIMULATION IV

Tuesday afternoon, 22 November 1994 Peachtree Battle Room at 15:05 U. Piomelli, presiding

15:05 JH 1 Evaluation of Discrete Test Filters in large Eddy Simulations. F.M. Najjar and D.K. Tafti, NCSA, Univ. of Illinois at Urbana-Champaign.

15:18 JH 2 Analysis of Dynamic Subgrid Models Using Simulated Isotropic Turbulence Data. S. Menon and W.-W. Kim, Georgia Institute of Technology.

15:31 JH 3 A B-spline method and zonal imbedded grids for simulation of turbulence. A. Kravchenko, P. Moin, & R. Moser, Stanford University & NASA-Ames Research Center.

15:44 JH 4 Turbulent Structure of a Near-Surface Jet. Daniel L. Marcus and John B. Bell, Lawrence Livermore National Laboratory.

15:57 JH 5 The Coherent Structures of Shallow Water Turbulence: Deformation Radius Effects, Cylone/Anticyclone Asymmetry, and Gravity-Wave Generation. Lorenzo M. Polvani (Columbia), James C. McWilliams (NCAR), Michael E. Spall (WHOI) and Rupert Ford (SIO).

16:10 JH 6 Numerical Modeling of Heat Transfer in the Tail Pipe of a Pulse Combustor. S. Thyageswaran, M. Jennings and H.M. Nagib, ITT, Chicago, IL.

SESSION JI: AERODYNAMICS, TUESDAY AFTERNOON, 15:05

SESSION JI: AERODYNAMICS

Tuesday afternoon, 22 November 1994 Peachtree Park Room at 15:05 D. Knight, presiding

15:05 JI 1 Correlation Techniques Applied to Flow Over a Swept Wing. K. Chapman, M. Glauser, Clarkson University, Potsdam, NY; W. Saric, Arizona State University, Tempe; and J. Ray Dagenhart, NASA Langley, Hampton, VA.

15:18 JI 2 The effect of riblets on sails. P.N. Freeberg and A.E. Alving, University of Minnesota.

15:31 JI 3 Forces on Orbiting Vehicles Compared With Predictions Assuming Diffuse Scattering. F.G. Collins, The University of Tennessee Space Institute, Tullhoma, TN.

15:44 JI 4 Transient Hypersonic Shock-Shock Interference Heating on a Cylinder. X. Zhong and C. Chiu, UCLA.

15:57 JI 5 Hypersonic Low-Density Flow Computations Using DSMC-MLG on Massively Parallel Supercomputer. T.X. Nguyen, U. Maryland; E.S. Oran, NRL; J.D. Anderson, U. Maryland; C.K. Oh, R.S. Sinkovits, NRL; B.Z. Cybyk, WPAFL.

16:10 JI 6 An Analytical Study of Neutrally Stable Wave Eigenvalue Loci Veering Phenomena in a Model Hypersonic Boundary Layer. Daniel R. Bower, Calspan-UB Research Center; C.S. Lin, University at Buffalo.

SESSION JJ: WAVES II, TUESDAY AFTERNOON, 15:05

SESSION JJ: WAVES II

Tuesday afternoon, 22 November 1994 Henry Room at 15:05 J. Duncan, presiding

15:05 JJ 1 Generation and Detection of Standing Capillary Waves on Water. F. Behroozi, Department of Physics, University of Northern Iowa, Cedar Falls.

15:18 JJ 2 Forced Surface Waves in a Circular Basin. M.C. Shen, Department of Mathematics, University of Wisconsin, Madison.

15:31 JJ 3 Three-Dimensional Flow Due to a Moving Surface Pressure in Finite- Depth Water. I. Sahin, Western Michigan Univ.; M.C. Hyman, US Navy, Coastal Systems Station.

15:44 JJ 4 A Canonical Model for Tsunami Runup. Srinivas Tadepalli, Dept. of Mechanical Engg., Stanford University; Costas Emmanuel Synolakis, Dept. of Civil Engg., University of Southern California, Los Angeles.

15:57 JJ 5 Resonant Generation og Internal Waves on a Silty Bed by a Surface Wave. F. Wen, University of California, Berkeley.

16:10 JJ 6 Phase difference in travelling waves in the thermoacoustic effect. G. Huelsz, E. Ramos and J.A. del Rio, Laboratorio de Energia Solar, II-UNAM, Temixco, Mor. Mexico.

SESSION JK: INDUSTRIAL APPLICATIONS, TUESDAY AFTERNOON, 15:05

SESSION JK: INDUSTRIAL APPLICATIONS

Tuesday afternoon, 22 November 1994 Grady Room at 15:05 L. Bernal, presiding

15:05 JK 1 PIV Measurement of underhood flow in a simplified geometry for CFD validation. D.H. Shack, Automated Analysis Corp.; T.S. Shih, Ford Motor Company; L.P. Bernal, University of Michigan.

15:18 JK 2 Computational Fluid Dynamis in the Design of Combustion Chambers for Automotive Internal Combustion Engines. P.M. Jones, Univ. of Warwick, England.

15:31 JK 3 CFD Predictions of Pleated Air Filter Flow Distributions. F.W. Chambers, D.Cai, C. Tebbutt, G. Liu, MAE, Okla. St. Univ.

15:44 JK 4 Flow Stability in Hydrocyclone Separators. Syed K. Ali and Charles A. Petty, Michigan State University.

15:57 JK 5 The Gas Dynamics of Liquid Metal Atomization Nozzles. S.P. Mates and G.S. Settles, Gas Dynamics Lab. Penn State University.