Program overview

MONDAY MORNING, 20 MARCH 1995

08:36 A'32.01 Crystallization and Phase Separation Phenomena in Amorphous Polymers as Revealed by Dielectric Spectroscopy in Real Time

T.A. Ezquerra, F.J. Balta-Calleja (Inst. de Estructura de la Materia, C.S.I.C. Serrano) and E. Lopez-Cabarcos (U. Complutense de Madrid)

08:48 A'32.02 Dynamics of Polyelectrolytes in Solvents of High Dielectric Constant

T.A.P. Seery, B. Badii and M. Guile (U. Connecticut)

09:00 A'32.03 Diffusion in Block Copolymers Microstructures Using Forced Rayleigh Scattering

R.M. Kannan, M.C. Dalvi and T.P. Lodge (U. Minnesota)

09:12 A'32.04 Molecular Dunamics of Ferroelectric Polymeric Systems Around the Glass and Curie Temperatures as Studied by Incoherent Quasielestic Neutron Scattering

E. Lopez-Cabarcos (U.Complutense de Madrid), F. Batallan, T.A. Ezquerra and F.J. Balta-Caleja (Inst. de Estructura de la Materia, C.S.I.C., Madrid)

09:24 A'32.05 Computer Simulation of the Static and Dynamic Behavior of Diblock Copolymers Near the Ordering Transition

K. Karatasos, S.H. Anastasiadis, G. Fytas (Foundation for Research and Technology-Hellas), S. Pispas, M. Pitsikalis, N. Hadjichristidis (U. Athens), H. Watanabe (Kyoto U.) and T. Pakula (MPI-P, Germany)

09:24 A'32.06 Static and Dynamic Behavior of Single Molecules of DNA Under Traction

S.R. Quake, T.T. Perkins, D.E. Smith and S. Chu (Stanford Univ.)

09:36 A'32.07 Electrophoretic Mobility of Single-Stranded DNA in Free Solution

A.R. Volkel (U. Toronto) and J. Noolandi (Xerox Res. Ctr. Canada)

09:48 A'32.08 Polymer Diffusion in a Quenched Random Potential --- a Renormalization Group Approach

Ute Ebert (Univ Essen, Germany and Inst Lorentz, Leiden, Netherlands) and Lothar Schäfer (Univ Essen, Germany)

10:00 A'32.09 Driven Polymers Through Porous Media - A Computer Simulation Study*

Grace M. Foo and Ras B. Pandey (University of Southern Mississippi)

10:12 A'32.10 Dynamics of Miscible Blends and Disordered Diblock Copolymers

B.H. Arendt, R. Krishnamoorti, J.A. Kornfield (Calif. Inst. of Tech.) and S.D. Smith (Proctor & Gamble)

10:24 A'32.11 Polymer Dissolution: A. Modeling Attempt to 'Couch' Molecular Theories in a Phenomenological Framework

B. Narashimhan and N.A. Peppas (Purdue U.)

10:36 A'32.12 Macroradical Kinetics in Free Radical Polymersation

B. O'Shaughnessy and J. Yu (Columbia U.)

08:36 A'33.01 Comparison of Molecular Oreintation in Sheared Liquid Crystalline Polymers as Measured by Flow Birefringence and X-ray Scattering

W.R. Burghardt and K. Hongladarom (Northwestern U.)

08:48 A'33.02 Deectsin Liquid Crystal Polymers

E.L. Thomas, D.K. King, M.J. O'Rourke and J. Greer (MIT)

09:00 A'33.03 In-situ Small Angle X-ray Scattering of CO and COTBP LCP Fibers with Heat-Treatment

C.K. Saw and G.L. Col;lins (Hoechst Celanese)

09:12 A'33.04 Characterization and Prediction of the Process - Stucture - Property Behavior of Anisotropic PMDA-ODA Films

S. Hardaker and R. Samuels (Georgia Inst. of Technology)

09:24 A'33.05 The Supramolecular Tubular Structures Formed by a Polymethacrylate with Highly Tapered Side Groups

J. Blackwell, Y.K. KLwon, C.A. Danko, S. Chvalun, V. Percec and J.A. Heck (Case Western Reserve U.)

09:36 A'33.06 Effect of Director Orientation on the Rheology of Smectic-A Side-Group Liquid-Crystalline Polymers

S.F. Rubin, J.A. Kornfield (Calif. Inst. of Tech) and C. Boeffel (Max-Planck-Institut fur Polymerforschung)

09:48 A'33.07 Viscometric Behavior of Main-Chain Liquid Crystal Polymers in Nematic Solvents

F-L. Chen, A. Saeed and A.M. Jamieson (Case Western Reserve U.)

10:00 A'33.08 Dynamics of Rigid-Rod Like Polymers in a Liquid Suspension of Cioncentrated Spheres

J. Phalakornkul, A. Gast and R. Pecora (Standord U.)

10:12 A'33.09 A Study of the Doi Model for Nematic, Monodomain Liquid Crystalline Polymers in Simple Shear and Near-Shear Flows

L.G. Leal, B. Coldren, C. Chaubal and G. Fredrickson (U. California, Santa Barbara)

10:24 A'33.10 Nematic-Isotropic Interfaces in Semiflexible Polymer Blends

B. Drovetsky, ]C.H. Mak (USC) and A.J. Liu (UCLA)

10:36 A'33.11 Interfacial Behavior of Semi-Flexible and Liquid-Crystalline Polymers

D.C. Morse and G.H. Fredrickson (U.C. Santa Barbara)

10:48 A'33.12 Examining Interfacial Effects in Polymers and Liquid Crystals Using Monte Carlo Simulation

M.D. Dadmun (U. Tennessee)

08:00 A01.01 Half-Integer Flux Quanta^*

John Kirtley (IBM T.J. Watson Research Center, Yorktown Heights, NY)

08:36 A01.02 Using a Scanning SQUID and time-reversal invariance to find the symmetry of the order parameter in YBCO^*

ANNA MATHAI (Center for Superconductivity Research, University of Maryland)

09:12 A01.03 Josephson Tunneling Between a Conventional Superconductor (Pb) and YBa_2Cu_3O_7-\delta

R.C. Dynes, (University of California, San Diego)

09:48 A01.04 Transverse magnetization: Theory and experiment.

Oriol T. Valls (University of Minnesota)

10:24 A01.05 Surface State and Normal Layer Effects.

Richard A. Klemm (Argonne National Laboratory)

08:00 A02.01 Artists' Colors and Newton's Colors

Alan E. Shapiro (University of Minnesota, Minneapolis)

08:36 A02.02 Some Propositions of Newton's Principia

S. Chandrasehkar (University of Chicago)

09:36 A02.03 Newton's Early Computational Method for Dynamics

Michael Nauenberg (University of California, Santa Cruz)

08:00 A03.01 Evidence for a Divergent Susceptibility at the Glass Transition

Narayanan Menon (James Franck Institute, The University of Chicago)

08:36 A03.02 Universal Scaling of the Relaxation Near a Model Glass Transition /footnoteAcknowledgment is made to the donors of the Petroleum Research Fund, administered by the ACS, to the NSF, and to the MSU-Center for Fundamental Materials Research for support of this work.

Diandra L. Leslie-Pelecky (University of Nebraska, Lincoln NE /footnote{work performed at Michigan State University, East Lansing, MI})

09:12 A03.03 Relaxation Functions and First Order Transitions in Liquids

C. Austen Angell (Arizona State University)

09:48 A03.04 Cluster Formation and the Glass Transition

Daniel Kivelson (University of Calfornia - Los Angeles)

10:24 A03.05 Scaling Behavior on the Beta Relaxation Regime of a Supercooled Lennard-Jones Mixture

H.C. Anderson (Stanford University)

08:00 A04.01 Electronic Properties near the Mott Transition in Hole-Doped Ti-Oxides

Y. Tokura (University of Tokyo)

08:36 A04.02 Comparison of the dynamics of correlated electrons in V_2O_3 with Hubbard models

Gordon A. Thomas (AT&T Bell Laboratories, Murray Hill, NJ)

09:12 A04.03 Structure, Crystal Field Levels and Specific Heat of YbBiPt

R.A. Robinson (Los Alamos National Laboratory)

09:48 A04.05 Unconventional Metallic States in Strongly Correlated f-Electron Materials.^\star

M. Brian Maple (University of California, San Diego.

08:00 A05.01 Materials for Optoelectronic Devices

J.J. Coleman (University of Illinois, Urbana)

08:36 A05.02 Long-Wavelength Lasers for Optical Communication

N.K. Dutta (AT&T Bell Laboratories, Murray Hill, NJ)

09:12 A05.03 Optoelectronic Modulating and Switching Devices

D.A.B. Miller (AT&T Bell Laboratories, Holmdel, NJ)

09:48 A05.04 Recent Advances in Photodetectors

J.C. Campbell (Microelectronics Research Center, University of Texas, Austin, TX 78712)

10:24 A05.05 Optoelectronic and Photonic Integrated Circuits

Martin A. Pollack (AT&T Bell Laboratories, Crawford Hill Laboratory, Holmdel, NJ 07733-0400)

08:00 A06.01 Tip-sample interaction forces probed by Scanning Force Microscopy

Othmar Marti (Abteilung Experimentelle Physik, Universität Ulm, D-89069 Ulm, FRG)

08:36 A06.02 Atomic Scale Tribological Studies with an Ultra-High Vacuum Atomic Force Microscope

Robert W. Carpick (Department of Physics, University of California at Berkeley, and Materials Science Division, Lawrence Berkeley Laboratories), Q. Dai (Aerodyne Research Inc.), R. Vollmer (Max-Planck-Institut fuer Mikrostrukturphysik), D.F. Ogletree and M. Salmeron (Materials Science Division, Lawrence Berkeley Laboratories)

08:48 A06.03 Simulations of Scanning Force Microscopy on Self-Assembled Monolayers

Alexis Baratoff, Thomas Bonner and Hans-Joachim Guentherodt (Uni. Basel, Switzerland)

09:00 A06.04 Mapping different chemical functionalities of organic film surfaces by scanning polarization force microscopy

Jun Hu, X. Xiao, D. H. Charich, D.F. Ogletree and M. Salmeron (Materials Science Division, Lawrence Berkeley Laboratory)

09:12 A06.05 Force Microscopy Studies of Tribology at the Molecular Scale

Charles Lieber (Harvard University)

09:48 A06.06 An atomic force microscopy (AFM) study of the structure and friction of gold and n-alkanethiols on gold as a function of load

A. Lio, D. F. Ogletree and M. Salmeron (Materials Sciences Division, Lawrence Berkeley Laboratory, University of California, Berkeley, California 94720)

10:00 A06.07 Molecular Rheology of Dendritic Macromolecules Adsorbed on surfaces

C. Mathew Mate and Craig Hawker (IBM Almaden Research Center)

10:12 A06.08 Friction dependence on molecular chain length and terminal group studied by AFM

Xudong Xiao, J. Hu, D.H. Charich and M. Salmeron (Materials Science Division, Lawrence Berkeley Laboratory)

10:24 A06.09 Probing Adhesion Forces at the Molecular Scale

T.A. Michalske, R.C. Thomas, J.E. Houston (Sandia National Laboratories*) and R.M. Crooks (Texas A&M University)

10:36 A06.10 AFM Studies of Corrosive Tribological Wear*

S. NAKARARA, J.T. DICKINSON and S.C. LANGFORD (Washington State University, Pullman, WA.)

08:00 A07.01 Control of a Single Tunneling Particle in a Mesoscopic System*

B. Golding (Michigan State University)

08:36 A07.02 Tunneling and Magneto-Tunneling out of a Two Dimensional Electron System^*

Eva Y. Andrei (Deptartment of Physics and Astronomy, Rutgers University)

09:12 A07.03 Single-Electron Tunneling From Bound States on the Surface >of Liquid Helium

John M. Goodkind (University of California, San Diego)

09:48 A07.04 Magnetic Field Effect on an Electron Tunneling Out of a Confining Plane

PING AO (Department of Theoretical Physics, UmeåUniversity, S-901 87, Umeå SWEDEN)

10:24 A07.05 Many-electron Magnetoconductivity in a Non-degenerate 2D Electron Fluid

M.J. Lea (Physics Department, Royal Holloway, University of London, Egham, Surray, TW20 0EX, England)

08:00 A10.01 2D-3D Vortex Line Transition in Two-Layer Josephson Arrays^*

Wenbin Yu and David G. Stroud (Physics Department, The Ohio State University)

08:12 A10.02 Anomalous Magnetization in Single Crystal Tl_2Ba_2CuO_6: Evidence of Dimensionaal Crossover

F. Zuo, S. Khizroev, G. C. Alexandrakis (Univ. of Miami) and V. N. Kopylov (Inst. of Solid State Physics, Russia)

08:24 A10.03 Qualitative Experiments to Study Vortex Cutting

Mikhail Indenbom, Marc-Olivier André, Alexander Buzdin, Laszlo Forro, Kees Beek, Willy Benoit (EPFL, %Ecole Politechnique Federale de Lausanne, Lausanne, Switzerland) and Gianfranco D'Anna (AT&T Bell Labs, Murray Hill, N.J.)

08:36 A10.04 Nonlinear Transport Properties of Amorphous Mo_79Ge_21 Thin Films in Magnetic Fields,

M.C. Hellerqvist, W.R. White, M.R. Beasley and A. Kapitulnik (Stanford Univ.)

08:48 A10.05 Dimensional Crossover Field as a Function of Oxygen Stoichiometry in YBa_2Cu_3O_7-\delta Thin Films.

J. DEAK, L. HOU, P. METCALF and M. MCELFRESH (Purdue University.)

09:00 A10.06 The I-T Diagram of Vortices in Layered Superconductors

Stephen W. Pierson (Naval Research Lab)

09:12 A10.07 Irreversibility and Vortex Phase Transitions in Proximity Coupled Superconducting/Normal Metal Multilayers*

C. N. Hoff, W. C. Tonjes, A. Ford-Ballanger, C. A. Olman, M. L. Wilson and J. A. Cowen (Michigan State University)

09:24 A10.08 Out-of-plane transverse resistivity in high-T_c superconductors as a signature of flow of 3D vortex lines^*

Z. Hao, C.-R. Hu and C. S. Ting (U. of Houston)

09:36 A10.09 Dimensional Crossover in Layered High-T_c Superconductors

R. S}á\v{s}ik and D. Stroud (The Ohio State University)

09:48 A10.10 The I-V Characteristics and the 3D-2D Dimensional Crossover in Ceramic TlBaCaCuO(2223) High-Tc Superconductors*

Z. Q. Yu and W. J. Yeh (Dept. of Physics, Univ. of Idaho)

10:00 A10.11 Enhanced Angular Dependent Flux Creep in Thin Film Bi_2Sr_2CaCu_2O_x

Goran Karapetrov and Janet Tate (Oregon State University)

10:12 A10.12 Thermal Decomposition of Vortex Lines Observed in the Vortex Tilt Response of BSCC0(2212) Single Crystal

Y. Ando (AT&T Bell Laboratories), Y. Kotaka and K. Kishio (University of Tokyo)

10:24 A10.13 Vortex Coupling Measurements in Bi_2Sr_2Ca_1Cu_2O_8+y Crystals Using Controlled Sample Geometries

Matthew L. Trawick, C. D. Keener, Hu Jong Lee*, S. E. Hebboul and J. C. Garland (The Ohio State University)

10:36 A10.14 Angular Dependence of c axis Transport of Josephson Coupled Superconductors at High Fields

L. Bulaevskii, D. Dom\'{\i}nguez, M. Maley, H. Safar (Los Alamos National Laboratory), K. Kadowaki (National Research Institute for Metals, Tsukuba, Ibaraki 305, Japan) and A. Gurevich (Appl. Superc. Center, Univ. of Wisconsin, Madison)

10:48 A10.15 Transformer Configuration in Current Driven three dimensional Josephson Lattices

Niels Gr{Ønbech-Jensen, Daniel Domínguez, A. R. Bishop (Los Alamos National Laboratory) and Subodh Shenoy (International Centre for Theoretical Physics, Italy)

08:00 A11.01 Characterization of DyBa_2Cu_3O_7-d films grown by Block-by-Block deposition

V.S. Achutharaman, V.A. Vas'ko, P.A. Kraus, C.A. Nordman and Allen Goldman (Center for the Science and Application of Superconductivity, University of Minnesota)

08:12 A11.02 Off-Axis Pulsed Laser Deposition: The Influence of Varying Parameters on the Thickness and Stoichiometric Ratio Uniformity of YBCO Films

Z. Trajanovic, L. Senapati, R.P. Sharma and T. Venkatesan (Center for Superconductivity Research, Univ. of MD)

08:24 A11.03 a-Axis Oriented YBa_2Cu_3O_7 Films and Heterostructures on LaSrGaO_4

P.A. Warburton, I. Takeuchi, Z. Trajanovic, C.J. Lobb and T. Venkatesan (Center for Superconductivity Research, Dept. of Physics, U. of MD)

08:36 A11.04 Scanning Tunneling Microscopy Study of (110)-Oriented YBa_2Cu_3O_7-\delta Films.

N.J. Zheng, Q.Y. Chen, Z.J. Qu and W-K. Chu (Texas Center for Superconductivity, University of Houston)

08:48 A11.05 Anisotropic Behaviors of (110)-oriented Superconducting YBa_2C_3O_7-x Thin Film.

Z.J. Qu, X.T. Cui, Q.Y. Chen and W.K. Chu (Texas Center for Superconductivity at University of Houston)

09:00 A11.06 Study of Surface Quality of Superconducting YBa_2Cu_3O_7-x Thin Films

W.H. Wong and J. Gao (U of Hong Kong)

09:12 A11.07 Characterization of superconducting devices with raman spectroscopy.*

A. BOCK, N. DIECKMANN and U. MERKT (Institut für Angewandte Physik und Zentrum für Mikrostrukturforschung.Universität Hamburg

09:24 A11.08 Growth studies of oriented oxide buffer layers for high T_c tapes deposited with ion beam assistance on polycrystalline and amorphous substrates,

K.B. Do, P. C. Wang, A. F. Marshall, T. H. Geballe, M. R. Beasley and R. H. Hammond (Stanford University)

09:36 A11.09 Growth and Transport Properties of YBCO Films on Ultra-thin Ag layers.

C. Zhong and S.T. Ruggiero (University of Notre Dame)

09:48 A11.10 Dopant Incorporation in Epitaxial Thin Films of YBa_2Cu_3-xM_xO_7-\delta by Pulsed Laser Deposition

D.D. Choughule, S.B. Ogale (Department of Physics, University of Poona, Pune, India), L. Senapati (Nuclear Science Center, New Delli, India), M. Rajeswari, R.P. Sharma, I. Takeuchi, S. Lakeou (Department of Engineering and Technology, University of District of Columbia, Washington, D.C.) and T. Venkatesan (University of Maryland, College Park, MD 20742)

10:00 A11.11 Doping of c-Axis Oriented YBa_2Cu_3O_7-\delta Films During the Growth Process

D. Tom, R. Platzer, J.A. Gardner and J. Tate (Department of Physics, Oregon State University)

08:00 A12.01 Influence of Impurities on T_c and Some Spectral Properties of HTSC.

A.A. ABRIKOSOV* (Materials Science Division, Argonne National Laboratory)

08:12 A12.02 Role of normal layers in penetration depth determinations of the order parameter symmetry in high-T_c superconductors.

Samuel H. Liu (University of California at San Diego and Oak Ridge National Laboratory) and Richard A. Klemm (Argonne National Laboratory)

08:24 A12.03 Impurity scattering in d-wave superconductors

Ye Sun and Kazumi Maki (Department of Physics & Astronomy, University of Southern California)

08:36 A12.04 Non-adiabaticity in the Cuprates: Novel Isotopic Dependence of the Critical Temperature and Penetration Depth

V.Z. Kresin (Lawrence Berkeley Laboratory) and S.A. Wolf (Naval Research Laboratory)

08:48 A12.05 Effect of Quantum Fluctuations with Dissipation on a Model High-T_c Superconductor^\star

Eric Roddick and David Stroud (The Ohio State University)

09:00 A12.06 Impurity doping as a test of the order parameter symmetry in high-T_c superconductors.

L. S. Borkowski and P. J. Hirschfeld (Department of Physics, Center for Ultra Low Temperature Research, University of Florida, Gainesville, FL32611)

09:12 A12.07 Non-magnetic impurities in two dimensional superconductors

Tao Xiang and Joseph Wheatley (Research Center in Superconductivity, University of Cambridge, Madingley Road, Cambridge CB3 0HE, United Kingdom)

09:24 A12.08 Gap States in Dilute Magnetic Alloy Superconductors

Woonki Chung and Mark Jarrell (University of Cincinnati)

09:36 A12.09 EFFECT OF IMPURITY SCATTERING ON A d+s WAVE SUPERCONDUCTOR

Heesang Kim and E. J. Nicol (University of Guelph)

09:48 A12.10 A Theory on Nonmagnetic Impurity in High-Tc Cuprates

Naoto Nagaosa (Department of Applied Physics, University of Tokyo, Japan) and Tai-Kai Ng (Department of Physics, Hong-Kong University of Science and Technology, Hong-Kong)

10:00 A12.11 Influence of Repulsion on Critical Temperature in Strong Coupled Superconductors.

YU M. IVANCHENKO (Polytechnic Univ. NY)

10:12 A12.12 Theory of the isotope effect in high T_C superconductors

Felix Yndurain (Universidad Autonoma de Madrid, Madrid. Spain)

10:24 A12.13 SPIN CORRELATIONS FOR AN ANDERSON IMPURITY IN CONVENTIONAL AND UNCONVENTIONAL SUPERCONDUCTORS

Heesang Kim (University of Guelph) and Paul F. Muzikar (Purdue University)

08:00 A13.01 Calculated structural, vibrational, and superconducting properties of high pressure phases of sulfur and tellurium

Oleg Zakharov and Marvin L. Cohen (Department of Physics, University of California at Berkeley and Lawrence Berkeley Laboratory, Berkeley)

08:12 A13.02 Phase stability and magnetic property of LaCo_1-xNi_xO_3

H. Sawada, N. Hamada and K. Terakura (Joint Research Center for Atom Technology

08:24 A13.03 Electronic Band Structures of LaMO_3 (M= Ti, V, ..., Cu) in the Local Spin-Density Approximation

N. Hamada, H. Sawada and K. Terakura (Joint Research Center for Atom Technology

08:36 A13.04 Structural Transfomation Induced by Magnetic Field in Hole-doped Mn-O Perovskites.

A. Asamitsu, Y. Moritomo, Y. Tomioka, T. Arima and Y. Tokura (Joint Research Center for Atom Technology

08:48 A13.05 Electron Diffraction Evidence of Bipolaron Ordering in Sr_2-xLa_xMnO_4

C. H. Chen, W. Bao, S-W. Cheong, S. A. Carter and B. Batlogg (AT&T Bell Laboratories, Murray Hill, NJ)

09:00 A13.06 Electron-Phonon Interaction Near the Van Hove Singularity in HTSC

R.S. MARKIEWICZ (Northeastern U., Boston)

09:12 A13.07 Thermal Annealing Effects and Phase Diagram of Intercalated La_2CuO_4+\alpha

Z.G. LI, H.H. FENG, P.H. HOR (Department of Physics and Texas Center for Superconductivity at University of Houston, Houston, Texas 77204-5932), J. DICARLO, S. BHAVARAJA and A.J. JACOBSON (Department of Chemistry and Texas Center for Superconductivity at University of Houston, Houston, Texas 77204-5932)

09:24 A13.08 Synchronton X-ray Study of electrochemically Oxygenated La_2CuO_4+\delta

X. Xiong, S.C. Moss, Z.G. Li, H.H. Feng, P.H. H\={o}r, S. Bhavaraju, A.J. Jacobson (Texas Center for Superconductivity at U. of Houston , Q. Zhu, D.E. Cox (Brookhaven Nat'l Lab), R. Dinnebier and P.W. Stephens (SUNY, Stony Brook)

09:36 A13.09 A model of the consecutive structural phase transitions in La_2-xBa_xCuO_4

Zhi-Xiong Cai and David O. Welch (Department of Applied Science, Building 480, Brookhaven National Laboratory, P. O. Box 5000, Upton, New York 11973-5000)

09:48 A13.10 XAFS measurements at the La and Sr sites in oriented La_2-xSr_xCuO_4 crystals

Daniel Haskel, Edward A. Stern (University of Washington), James D. Jorgensen (Argonne National Laboratory) and Joseph I. Budnick (University of Connecticut)

10:00 A13.11 Thermal Displacements in a Single Domain YBa_2Cu_3O_7 Superconductor through T_c.

K. Koga, P. Wochner, S.C. Moss (U. of Houston), J. Arthur, S. Brennan (SSRL), M. DeBoissieu (CNRS), M.C. Nelson (U. of Illinois), P. Zschack (ORNL), R. Liang, D. Bonn and W. Hardy (U. of Brit. Columbia)

10:12 A13.12 Dynamic Neutron Scattering From The Superconducting YBa_2Cu_4 O_8 Oxide

T. Egami, W. Dmowski (Univ. of Pennsylvania), M. Arai (Univ. of Kobe), N. Seiji and H. Yamauchi (ISTEC, Tokyo)

08:00 A14.01 Magneto-Optical Study of Two Dimensional Electrons in a Single Heterostructure by High Resolution Photoluminescence Excitation Spectroscopy

D.G. Chtchekine, L.P. Fu, D.J. Ripin, G.D. Gilliland, R. Chen, K.K. Bajaj (Emory Univ. Physics Department), D.C. Reynolds and C.E. Stutz (Wright-Patterson AFB)

08:12 A14.02 Photoluminescence Studies of Silicon Delta-doped GaAs in Pulsed Magnetic Fields^\ast

Yongmin Lee (Electronics & Telecommunications Research Institute, Korea) and Clive H. Rickel (Los Alamos National Laboratory)

08:24 A14.03 Nonlinear energy shifts of magneto-photoluminescence from wide parabolic quantum wells.

H. Okamura (Northeastern Univ), D. Heiman (MIT Magnet Lab), K. Campman and A.C. Gossard (UC Santa Barbara)

08:36 A14.04 Time-Resolved Magneto-Photoluminescence of Confined Donors in GaAs/\( Al_x \mboxGa_1-x \mboxAs \) Quantum Wells

G. A. Balchin, L. M. Smith (Department of Physics, University of Cincinnati), A. Petrou and B. D. McCombe (Department of Physics, SUNY Buffalo)

08:48 A14.05 Tuning of Optical Interband Transitions in Tilted Parabolic Quantum Wells by In-Plane Magnetic Fields.

J. Heitzer, M. Forkel, J. Ehrlich, W. Geisselbrecht, O. Gräbner, A. Masten, G.H. Döhler (University of Erlangen), W. Ossau, G. Mackh (University of Würzburg), K. Campman and A.C. Gossard (UC Santa Barbara)

09:00 A14.06 Observation of Magnetic-Field Dependent LO-Phonon Sidebands in n-type In_xGa_1-xAs/GaAs Single-Strained-Quantum Wells

E. D. Jones, S. K. Lyo and J. F. Klem (Sandia National Laboratories, Albuquerque, NM)

09:12 A14.07 Infrared Magneto Optical Characterization of \delta-Doped GaInAs/AlInAs Heterostructures

J.-P. Cheng (Francis Bitter National Magnet Laboratory, MIT), I. Lo (National Sun Yat-Sen Univ., Taiwan), W.C. Mitchel (Wright Laboratory) and A. Fathimulla (Allied Signal Inc.)

09:24 A14.08 Electrooptical Investigations of Type-I Hetero n-i-p-i Structures with Selective Contacts.

J. Schultz, U. Pfeiffer, M. Kneissl, S. Malzer, P. Kiesel, G.H. Döhler (University of Erlangen) and J.S. Smith (EECS UC Berkeley)

09:36 A14.09 Magneto-optical and Transport Studies of Semiconducting and Semimetallic InAs/Al_xGa_1-xSb Quantum Wells^*

J. Kono, B.D. McCombe (SUNY at Buffalo), J.-P. Cheng (FBNML, MIT), I. Lo, W.C. Mitchel and C.E. Stutz (Wright Lab.)

09:48 A14.10 Magneto-Photoluminescence of As-Rich, InAsSb Quantum Wells and Alloys

S.R. Kurtz, R.M. Biefield and S.K. Lyo (Sandia National Laboratories, Albuquerque,NM.)

10:00 A14.11 Magnetic Tuning of the Band Offsets in ZnSe/Zn_1-xCo_xSe Quantum Wells

W.Y. Yu, A. Petrou (SUNY at Buffalo), J. Warnock (IBM, Yorktown Heights), H. Abad and B.T. Jonker (NRL)

10:12 A14.12 Magnetotunneling spectroscopy of coupled heavy-heavy and light-heavy hole subbands in strained p-Si/SiGe double-well structures.

B. Ferland, A. Zaslavsky, C. D. Akyuz (Brown University,) and T. O. Sedgwick (SiBond L.L.C.)

10:24 A14.13 High Field Magnetophotoluminescence of SiGe Quantum Well

Hosun Lee, E.D. Jones, S.R. Kurtz (Sandia National Labs., Albuquerque), T Schmiedel (National High Magnetic Field Lab.) and D.C. Houghton (National Research Council, Canada)

08:00 A15.01 Piezoelectric Effects in Double Barrier Resonant Tunneling Structures.

J.D. Albrecht, L. Cong, M.I. Nathan, P.P. Ruden (Department of Electrical Engineering, University of Minnesota, Minneapolis, MN 55455) and D.L. Smith (Los Alamos National Laboratory, Los Alamos, NM 87545)

08:12 A15.02 Intervalley Scattering in GaAs/AlAs Resonant Tunneling Diodes

Paul Sotirelis and Patrick Roblin (The Ohio State University, The Department of Electrical Engineering)

08:24 A15.03 Photon Assisted Intersubband Tunneling

G. Kminek, P.F.J Flierl, K. Unterrainer, B. Keay, S.J. Allen, K. Campman, A.C. Gossard and

08:36 A15.04 Alloy Dependence of Phonon-Assisted Tunneling Currents in GaAs/Al_xGa_1-xAs Double Barrier Structures*

C. R. Wallis, S. W. Teitsworth, L. J. Blue and T. Daniels-Race (Duke University)

08:48 A15.05 Phonon-Assisted Tunneling Due to Localized Modes in GaAs/ Al_xGa_1-xAs Double Barrier Structures with x \rm< 1 *

P. J. Turley and S. W. Teitsworth (Duke University)

09:00 A15.06 Nonparabolicity Effects on Resonant Tunneling Involving Triangular Quantum Well Quasi-Bound States

Kevin P. Clark, Wiley P. Kirk (NanoFab Center, Texas A&M University), Alan C. Seabaugh (CR and Texas Instruments) D

09:12 A15.07 Optical observation of a backgating effect of low temperature GaAs on pseudomorphic modulation-doped transistor heterostructures

P. A. Folkes, D. Smith, W. Zhou, P. Cooke, R. Lux and R. Thompson (Army Research Laboratory, Fort Monmouth, NJ)

09:24 A15.08 Nanoprobe-Induced Electrostatic Lateral Quantization in Near-Surface Double-Barrier Heterostructures.

G.C. WETSEL JR., M.D. TAYLOR, S.E. MCBRIDE (The Univ. of Texas at Dallas,) and A.C. SEABAUGH (Texas Instruments, Inc.)

09:36 A15.09 Numerical Modeling of High Frequency Characteristics of Tunneling Heterostructure Devices

Chenjing Fernando and William Frensley (University of Texas at Dallas)

09:48 A15.10 PATTERNS IN RESONANT TUNNELING (RT) SYSTEMS

V. Kochelap, B. Glavin (Institute of Semiconductors Physics, Kiev, Ukraine) and V. Mitin (Wayne State University)

10:00 A15.11 Transmission and current-voltage characteristics of conduction-band resonant-tunneling diodes: some surprises

Timothy B. Boykin (The University of Alabama in Huntsville), R. E. Carnahan and K. P. Martin (Georgia Institute of Technology)

10:12 A15.12 Effect of Incoherence on Current and Noise in Resonant Tunneling: An Exactly Solvable Model

J. CARLOS EGUES, JOHN W. WILKINS (Department of Physics, The Ohio State University, Columbus, OH 43210-1168) and JOHN H. DAVIES (Department of Electronics and Electrical Engineering, Glasgow University, Glasgow G12 8QQ, UK)

10:24 A15.13 The Dicke effect in the resonant tunneling through a pair of impurity states

T. V. Shahbazyan and M. E. Raikh (University of Utah)

10:36 A15.14 Capacitance and Tunneling in Mesoscopic Electron Systems.

Vladimir I. Valtchinov and Allan Widom (Northeastern University)

10:48 A15.15 Theoretical Three-Terminal Transistor-Like Device

A. PHILLIPS, JR. (Cornell University)

08:00 A16.01 Magnetic Properties of Cu_cCo_1-cCl_2-FeCl_3 Graphite bi-Intercalation Compounds

T. SHIMA, M. SUZUKI, B. OLSON and M. SUZUKI (SUNY-Binghamton)

08:12 A16.02 Electrical Resistivity of Stage-1 Co_cMn_1-cCl_2 Graphite Intercalation Compounds Near Critical Temperature

B. OLSON, T. SHIMA, M. SUZUKI and M. SUZUKI (SUNY-Binghamton)

08:24 A16.03 Effect of Turbostratic Disorder on the Intercalation in Graphitic Carbons

Tao Zheng and J. R. Dahn (Department of Physics, Simon Fraser University)

08:36 A16.04 Conducting Organic-Based Perovskites.*

D. B. Mitzi (IBM Thomas J. Watson Research Center.)

09:12 A16.05 Temperature and Composition Dependence of the Photoluminescence from the Guest Ion in Intercalated Layered Alumino-Silicate Compounds

M. Holtz (Texas Tech U.), Ta-Ryeong Park (Hoseo U.), Soonil Lee (Ajou U.) and S.A. Solin (NEC Research Inst.)

09:24 A16.06 Photoexcitation in Thin Solid Films: Ag on Ni(111)

T. Miller, A. Samsavar and T.-C. Chiang (University of Illinois at Urbana-Champaign)

09:36 A16.07 Magnetic Properties and Structural Transformation in Copper-304 Stainless Steel Multilayer Foils,

K. PARVIN, S.P. WEATHERSBY, C. BOEKEMA (Physics Dept., San Jose State University,), T.W. BARBEE JR., T.P. WEIHS and M.A. WALL (Lawrence Livermore National Laboratory,)

09:48 A16.08 International Tables for Layered Atom Arrangements

Daniel B. Litvin (The Pennsylvania State University - Berks Campus)

10:00 A16.09 Anomalous quantum corrections to the anomalous Hall effect im amporphous Fe/Si multilayers

Y.K. Lin, T. Novet, D.C. Johnson (Materials science institute, University of Oregon Eugene) J.M. Valles, Jr. (Physics Department, Brown University)

10:12 A16.10 Elastic wave propagation in quasi-periodic superlattices

H. Guerrero, R. Esquivel-Sirvent, Cecilia Noguez and S. E. Ulloa (Physics Dept. CMSS Program,Ohio U.)

10:24 A16.11 Atomistic Study of Incoherent Interfaces in Noble-Metal Superlattices

Randall S. Jones (Loyola College in Maryland)

10:36 A16.12 Oblique Transport in Metallic Superlattices

Horacio E. Camblong (University of San Francisco)

10:48 A16.13 Lithium Insertion in Soft Carbon Precursors Containing Large Amounts of Hydrogen

Tao Zheng, Yinghu Liu and J. R. Dahn (Department of Physics, Simon Fraser University)

08:00 A17.01 Electronic characterization of nanowires machined from thin Au films with AFM.

Michael Falvo, Richard Superfine, Sean Washburn, Virginia Long (Dept. of Physics, Univ. of North Carolina at Chapel Hill), Mark Finch, Russell Taylor, Jonathan Halper, Vernon Chi, Fred Brooks (Dept. of Compter Science, Univ. of North Carolina at Chapel Hill) and Stan Williams (Dept. of Chemistry, Univ. California at Los Angeles)

08:12 A17.02 Use of an Atomic Force Microscope for Localized Catalysis

David Klein, Paul McEuen (Dept. of Physics, U.C. Berkeley, and Materials Science Division, Lawrence Berkeley Laboratory), Wolfgang Muller, Peter Schultz (Dept. of Chemistry, U.C. Berkeley, and Materials Science Division, Lawrence Berkeley Laboratory), Thomas Lee and John Clarke (Dept. of Physics, U.C. Berkeley)

08:24 A17.03 STM-CVD fabrication of nanometer-scale nickel wires and characterization of their electronic properties

S. Rubel, X.-D. Wang, U. Purbach and A.L. Lozanne (Dept. of Physics, University of Texas)

08:36 A17.04 AFM-Based Fabrication of Nanometer-Scale Side-Gated Silicon Field Effect Transistors

P. M. Campbell, E. S. Snow and P. J. McMarr (Naval Research Laboratory, Washington DC)

08:48 A17.05 Nanometer scale patterning of thin metal films with a combined scanning tunneling / atomic force microscope

Luc Langer, Bernard Nysten, Vincent Bayot and Jean-Paul Issi (Unité PCPM, Université Catholique de Louvain, Louvain-La-Neuve, Belgium)

09:00 A17.06 Fabrication of Metallic Nanostructures Using AFM-based Lithography

L. L. Sohn and R. L. Willett (AT&T Bell Laboratories)

09:12 A17.07 Nanochannel Glass Replicas for Parallel Patterning of Semiconductors

D.H. Pearson, R.J. Tonucci and C.R. Eddy, Jr. (Naval Research Laboratory)

09:24 A17.08 High Mobility GaAs FET for Nanofabrication in which Doping Induced Disorder is Eliminated.

B.E. KANE, L.N. PFEIFFER and K.W. WEST (AT&T Bell Laboratories.)

09:36 A17.09 Local Thermal Decoupling Using Silicon Micro-Machining

S.Y. Lee, Y.K. Kwong (Electronics Research Laboratory,Tektronix,Inc.,Beaverton,OR), E.S. Kim and E. Tran (Department of Electrical Engineering,Univ. of Hawaii, Honolulu)

09:48 A17.10 Mesoscopic High Frequency Mechanical Resonators

Cleland and Roukes (Condensed Matter Physics MS 114-36, California Institute of Technology, Pasadena CA 91125)

10:00 A17.11 Fabrication of Nanolithography Templates from Block Copolymer Thin Films by Microdomain Removal

Paul Mansky, Christopher Harrison, Paul Chaikin (Princeton University Department of Physics and Princeton Materials Institute), Richard Register (Princeton University Department of Chemical Engineering and Princeton Materials Institute) and Nan Yao (Princeton Materials Institute)

10:12 A17.12 Nanofabrication Using Self-Assembled Diblock- \\ Copolymers*

A. M. Urbas, T. L. Morkved, E. E. Ehrichs and H. M. Jaeger (James Franck Institute, The University of Chicago)

10:24 A17.13 Numerical Simulation of Nanopattern Formation from Protein Crystal Masks: Modeling by Curvature Dependent Ion Milling and Surface Self-Diffusion.

Thomas A. Winningham, Zhong Zou, Ryan Weekley, Kenneth Douglas and Noel A. Clark (University of Colorado, Boulder)

10:36 A17.14 Electron-focusing in Bismuth with Lithographic Point-Contacts.*

M. D. Jaeger, V. Tsoi, J. Bass and B. Golding (Michigan State University)

10:48 A17.15 Fabrication of Vertical Three-Terminal Structures in Semiconductor Heterostructure Quantum Wells Using a Sidewall Gating Technique

David B. Janes, Venkat Kolagunta, Guanlong Chen and Kevin J. Webb (Purdue University)

08:00 A18.01 Linear plasmon disperion relations in quasi-one dimensional system.

J. L. FRY (Univ. of Texas at Arlington,), E. C. ETHRIDGE (Naval Research Laboratory,) and M. ZAIDER (Columbia University.)

08:12 A18.02 Can a Plasma Instability prevent Bloch Oscillations?

P. BAKSHI, K. KEMPA (Boston College) and E. GORNIK (Tech. U. Vienna)

08:24 A18.03 Self Energy of a Coupled One Dimensional Electron-Phonon System^*

Euyheon Hwang, Sankar Das Sarma (University of Maryland) and Ben Y. K. Hu (MIC, DTH, Denmark)

08:36 A18.04 Theoretical Study of a Quantum-Point-Contact Model

Sh. KOGAN (Los Alamos National Laboratory)

08:48 A18.05 Interaction Effects on Resonant Tunneling in Asymmetric Double Barrier Structures.^

Ernesto Cota (IFUNAM-Ensenada, México) and Sergio E. Ulloa (Ohio University)

09:00 A18.06 Bosonization rules in 1/2 +1 dimensions

Manuel Fuentes (Dept. of Physics, University of Illinois at Urbana-Champaign and MRL), Ana Lopez (Dept. of Theoretical Physics, Oxford University, United Kingdom), Enrique Moreno (Universitat de Barcelona, Spain) and Eduardo Fradkin (Dept. of Physics, University of Illinois at Urbana-Champaign and MRL)

09:12 A18.07 Bosonization of one-dimensional Fermi interacting systems coupled to quantum impurities.

Ana Lopez (Dept. of Theoretical Physics, Oxford University), Manuel Fuentes (Dept. of Physics, University of Illinois at Urbana-Champaign and MRL) and Eduardo Fradkin (Dept. of Physics, University of Illinois at Urbana-Champaign and MRL)

09:24 A18.08 Magnetic Impurity in a Luttinger Liquid: Conformal Field Theory Approach

Per Fröjdh (University of Washington, Seattle) and Henrik Johannesson (Chalmers University of Technology and Göteborg University, Sweden)

09:36 A18.09 Transport Properties of Dirty Luttinger Liquids

S.R. Renn and D.P. Arovas (University of California, San Diego)

09:48 A18.10 Topological Interference Effects of Hard-Core Anyons in One-Dimensional Mesoscopic Rings

Jian-Xin Zhu and Z. D. Wang (Department of Physics, University of Hong Kong, Hong Kong)

10:00 A18.11 Dynamics of a quantum ``conveyor''.

Marko V. Jari\'c (Texas A&M University), Yacov Kantor (Tel Aviv University) and Bala Sundaram (UT Austin)

10:12 A18.12 Direct Simulation of Photo-assisted Quantum Transport

K. Yakubo (Department of Applied Physics, Hokkaido University), S. Feng (Department of Physics, University of California, Los Angeles) and Q. Hu (Department of Electrical Engineering and Computer Science and Research Laboratory of Electronics, Massachusetts Institute of Technology)

10:24 A18.13 Propagation of Waves in Random One-dimensional Systems: A toy model

Gabriel A. Cwilich (Yeshiva University)

10:36 A18.14 Numerical Study of the Propagation of Waves in a Random System

Ophir Chernin (Columbia University - Yeshiva University) and Gabriel A. Cwilich (Yeshiva University)

10:48 A18.15 On a quantum particle in 1D random potential

Oleg K. Vorov (School of Physics, University of New South Wales, Sydney, 2052, NSW, Australia) and Alex V. Vagov (Theoretical Physics Department, Research School of Physical Sciences and Engineering, ANU, Canberra, ACT 0200, Australia)

08:00 A19.01 Ground state properties of HHTT discotic liquid crystals

A. Caillé, M. Hébert and M.L. Plumer (Centre de Recherche en Physique du Solide and Département de Physique, Université de Sherbrooke)

08:12 A19.02 Phase diagram of HHTT discotic liquid crystals

M. Hébert, A. Caillé and M.L. Plumer (Centre de Recherche en Physique du Solide and Département de Physique, Université de Sherbrooke)

08:24 A19.03 Diffuse X-ray Scattering from a Truxene-based Discotic Liquid Crystal

Surya S. Ghosh, Paul A. Heiney (Department of Physics, University of Pennsylvania), John Hynes, Jr., John P. McCauley, Jr. and Amos B. Smith, III (Department of Chemistry, University of Pennsylvania)

08:36 A19.04 Investigating the Nematic--Smectic-A Transition by Capillary-Length Measurements Near an Apparent Tricritical Point

J. Bechhoefer, N. Tamblyn, A. Miele (Simon Fraser University, Canada) and P. Oswald (Ecole Normale Supérieure de Lyon, France)

08:48 A19.05 Nematic Director Fluctuations as a Sensitive Probe of the Nematic--Smectic-A Transition.

Anand Yethiraj and John Bechhoefer (Simon Fraser University, Canada)

09:00 A19.06 Effects of a Stabilizing Magnetic Field in the Electric Field Induced Transitions in 5CB

Shila Garg, Salman Saeed (College of Wooster, Wooster, OH44691) and U.D. Kini (Raman Research Institute, Bangalore, India)

09:12 A19.07 Anomalous K_13 Distortions of a Nematic Liquid Crystal in a Magnetic Field*

V. M. Pergamenshchik, D. Subacius, H. Vithana and O. D. Lavrentovich (Kent State University)

09:24 A19.08 Stable And Metastable Cholesteric Structures -- What Can Computer Simulations Tell Us?

Philip L. Taylor, Donald J. Siegel, Xin-Yi Wang and Yi-Kuo Yu (Case Western Reserve University)

09:36 A19.09 Percus-Yevick Approximation for Fluids with Spontaneous Partial Order

Hua Zhong and Rolfe G. Petschek (Physics Department, Case Western Reserve University)

09:48 A19.10 A structural study of the lyotropic nematic phase of vanadium pentoxide gels

Patrick Davidson (Univ. of California Santa Barbara, Univ. Paris Orsay France), Claudie Bourgaux, Laetitia Schoutteten, Philippe Sergot, Claudine Williams (Univ. Paris, Orsay France) and Jacques Livage (Univ. Paris 6 France)

10:00 A19.11 Molecular Motions and Ordering of the Interfacial, Droplet and Binder Regions of Polymer Dispersed Liquid Crystal Displays:A Paramagnetic Resonance Study

E. GELERINTER, Y.C. KIM, S.H. LEE and J.L. WEST (Kent State University, Kent, OH 44242)

10:12 A19.12 Twist Exponents Obtained by D-C Voltage and Power Spectrum Measurements.

Rizwan Mahmood, Dietrich A. Fellner, Hans G. Fellner (Physics Department, Slippery Rock University, Slippery Rock, PA 16057.) and Iqbal Khan (University of Karachi, Karachi Pakistan)

10:24 A19.13 Orientationof Liquid Crystal Molecules on Polar substrates

X. ZHUANG, D. WILK, L. MARRUCI and Y.R. SHEN (University of California at Berkeley)

10:36 A19.14 Liquid Crystalline Hydrogels Comprised of Entangled Defects

H.E. Warriner, S.H.J. Idziak, N.L. Slack and C.R. Safinya (University of California, Santa Barbara)

10:48 A19.15 Turbulent Flow and Interfacial Patterning in Salt Crystal Dissolution

Robert Ecke , Yuchou Hu {\bf, Guenter Ahlers {\bf (Los Alamos National Laboratory ), Yuan-Ming Liu and Robert Ecke (Los Alamos National Laboratory)

08:00 A20.01 Useful Holograms for Surface Imaging: An Assessment

Barry L. Petersen (Lawrence Berkeley Lab and UC Berkeley), Louis J. Terminello (Lawrence Livermore National Lab) and David A. Shirley (Pennsylvania State University)

08:12 A20.02 Issues regarding the images inverted from electron holograms of the simple metals.

I.H. HONG, Y.C. CHOU (Department of Physics, National Tsing-Hua University, Hsinchu, Taiwan 30043, ROC}) and C.M. WEI (Institute of Physics, Academia Sinica, Nankang, Taipei, Taiwan 11529, ROC})

08:24 A20.03 Diffusion Monte Carlo study of Jellium Surfaces - Pair Correlation Functions and Electronic Densities

Paulo H. Acioli and David M. Ceperley (Department of Physics, University of Illinois at Urbana-Champaign and National Center for Supercomputing Applications)

08:36 A20.04 On the Theory of Brownian Motion of Monolayer Pits on Surfaces^*

S.V. Khare, T.L. Einstein and N.C. Bartelt (Univ.\ of Maryland, College Park)

08:48 A20.05 Equilibrium Interphase-Interfaces and Premelting of the Pb(110) Surface

A. Landa, P. Wynblatt (Dept. of Mater. Sci. and Engineering, Carnegie Mellon University), H. Hakkinen and R.N. Barnett (School of Physics, Georgia Institute of Technology)

09:00 A20.06 Vicinal surfaces of fcc(111) transition metals

S. Papadia, M.C. Desjonquères (CEA, DSM/DRECAM/SRSIM, Centre d'Etudes de Saclay, France) and D. Spanjaard (Laboratoire de Physique des Solides, Université Paris Sud, France)

09:12 A20.07 Interaction Between an Electron and its Exchange-Correlation Hole at a Metal Surface

itarke Pitarke (), J. M. and guiluz Eguiluz (*), A. G.

09:24 A20.08 Plasma modes in layered metallic systems

Stamatios Kyrkos and K. Kempa (Boston College)

09:36 A20.09 Effects of an electric field on a dispersion of plasma modes in metallic clusters

J. Maczuba and K. Kempa (Boston College)

09:48 A20.10 The origin of anisotropic surface plasmon dispersion

K. Kempa (Boston College), E. W. Plummer and G. Lee (University of Tennessee)

08:00 A21.01 Magnetic and Magneto-Optical Properties of Mn_xPt_(1-x) Thin Films.

K.W. Wierman, R.F. Sabirianov, S.S. Jaswal and R.D. Kirby (University of Nebraska, Lincoln)

08:12 A21.02 Magnetic Anisotropy Energy and Variation of Kerr Rotation with Magnetic Anisotropy in FePt(001) films

S.P. LIM, RUQIAN WU (California State University, Northridge) and B.R. COOPER (West Virginia University)

08:24 A21.03 Growth and Magneto-Optical Properties of MnBi_xSb_y Films

Z. CELINSKI, DINO PARDO-GUZMAN, BRAD N. ENGEL and CHARLES M. FALCO (University of Arizona, Tucson, AZ 85721)

08:36 A21.04 Electronic Structure and Magneto-optical Properties of MnBiAl_x.

R. F. Sabirianov, S. S. Jaswal and R. D. Kirby (University of Nebraska, Lincoln)

08:48 A21.05 Magnetic anisotropies in body centered cubic cobalt films

X.H. Liu, R.L. Stamps, R. Sooryakumar (Dept of Physics,The Ohio State University) and G.A. Prinz (Naval Research Laboratory)

09:00 A21.06 Determination of Surface Spin Pinning in a Bi-Doped YIG Single Crystal Using Brillouin Light Scattering

Z. Wang, J.R. Dutcher (Dept. of Physics, Univ. of Guelph, Guelph, ON Canada N1G 2W1), M.G. Cottam, P.X. Zhang (Dept. of Physics, Univ. of Western Ontario, London, ON Canada N6A 3K7) and D.J. Lockwood (IMS, National Research Council of Canada, Ottawa, ON Canada K1A 0R6)

09:12 A21.07 Magneto-optical Effect in Diluted Magnetic Fluids.

DAVID Y. CHUNG (Howard University)

09:24 A21.08 Perpendicular magnetic anisotropy and strong magneto-optic properties of SrRuO_3 epitaxial films

L. Klein, J. S. Dodge, T. H. Geballe, A. Kapitulnik, A. F. Marshall (Stanford University), L. Antognazza and K. Char (Conductus Inc.)

08:00 A22.01 Spin-polarization induced structural selectivity in Pd_3X for X= Cr, Mn, and Fe

Z. W. Lu, Barry M. Klein (University of California at Davis) and Alex Zunger (National Renewable Energy Laboratory)

08:12 A22.02 Tight-Binding Model for Gallium Nitride with Total Energy Capability

Derrick E. Boucher, Gary G. DeLeo and W. Beall Fowler (Lehigh University)

08:24 A22.03 Molecular Dynamics and Cell Model Computations on Transition Metals Using an Accurate Tight-Binding Model

E. Wasserman, L. Stixrude (Georgia Institute of Technology) and R.E. Cohen (Carnegie Institution of Washington)

08:36 A22.04 He adsorption on NaCl (001): band structure

M. Cristina Vargas (FC-UAEM, Cuernavaca, Morelos, México) and W. Luis Mochán (IF-UNAM, Cuernavaca, Morelos, México)

08:48 A22.05 Elementary Excitations in the Alkali Metals

A. Fleszar (SSD, ORNL, A. A. Quong (Sandia Livermore), R. Stumpf (Sandia Albuquerque) and guiluz Eguiluz (*), A. G.

09:00 A22.06 Tight Binding Analysis of Spin Polarized Quantum Wells

Neville V. Smith (University of California-Berkeley)

09:36 A22.07 ANHARMONIC DECAY OF PHONONS IN SEMICONDUCTORS FROM FIRST-PRINCIPLES CALCULATIONS.

Alberto Debernardi, Stefano Baroni (Scuola Internazionale Superiore di Studi Avanzati, Trieste, Italy) and Elisa Molinari (Dipartimento di Fisica, Università di Modena, Modena, Italy)

09:48 A22.08 Effect of Many-Atom Interactions on the Equilibrium Morphology of the Pt(111) Surface.

M. C. Fallis and C. Y. Fong (University of California at Davis)

10:00 A22.09 Defect Formation Energies in Simple Metal Aluminum

Z.Z. Zhu, Dave Turner and C.T. Chan (Ames Laboratory)

10:12 A22.10 Elementary Excitations in the Alkali Metals.

A. FLESZAR (SSD, ORNL , and Universität Würzburg;), A. A. QUONG (Sandia Livermore;), R. STUMPF (Sandia Albuquerque;) and A. G. EGUILUZ (Univ. of Tennessee, and SSD, ORNL.)

08:00 A23.01 The DMRG ground state as a variational problem.

Stefan Rommer and Stellan Ostlund (Chalmers University of Technology, Göteborg, Sweden)

08:12 A23.02 An improved variational method for approximating energy levels

V. Fessatidis, Q. Haider, J.D. Mancini (Fordham University, Bronx NY) and Y. Zhou (University of Zurich, Switzerland)

08:24 A23.03 Dynamical Properties: An Approach from Density Matrix Renormalization Group and The Maximum Entropy

Hanbin Pang and Mark Jarrell (University of Cincinnati)

08:36 A23.04 Numerical method computing large-scale non-Hermitian matrices.

T. Nakayama, T. Terao and K. Yakubo (Department of Applied Physics, Hokkaido University)

08:48 A23.05 A new numerical algorithm for the analytic continuation of the physical Green's function

Morrel H. Cohen and Vincent D. Natoli (Exxon Research and Engineering Route 22 East Annandale NJ 08801)

09:00 A23.06 Direct minimization of Kohn-Sham equations using preconditioned conjugated gradient methods

Ming-Wen Sung, Maria Elizabeth Ong and John Weare (U. of California, San Diego)

09:12 A23.07 An Order-N Method for Calculating Electronic Structures of Surfaces and Interfaces with Large Unit Cells^

G. LI and Y. C. CHANG (University of Illinois at Urbana-Champaign)

09:24 A23.08 IMPROVED CALCULATION OF FREQUENCY SUMS IN PROPAGATOR-RENORMALIZED PERTURBATION THEORY

J.W. SERENE, J.J. DEISZ (Department of Physics, Georgetown University) and D.W. HESS (Complex Systems Theory Branch, Naval Research Laboratory)

09:36 A23.09 Numerical Study of KPZ Equation With Spatial Correlated Noise

Minchun Wu (Physics Department, Princeton University), K. Y. R. Billah (Department of Civil, Environmental and Coastal Engineering, Stevens Institute of Technology) and Masanobu Shinozuka (Department of Civil Engineering and Operations Research, Princeton University)

09:48 A23.10 Parallel Molecular Dynamics Simulations with Dynamic Load Balancing.

S.G. Srinivasan , I. Ashok , H. Jonsson , J. Zahorjan and G. Kalonji (University of Washington)

10:00 A23.11 Developing An Emipirical Potential for S\lowercasei from \textitAb-Initio Force Data

David F. Richards and James B. Adams (University of Illinois at Urbana-Champaign)

10:12 A23.12 Anomalous compressibility of forsterite

Renata Wentzcovitch (Department of Chemical Engineering and Materials Science, U. of Minnesota)

10:24 A23.13 An order-N spectral method for electromagnetic waves

C.\ T. Chan, Q.\ L. Yu and K.\ M. Ho (Ames Laboratory-USDOE and ISU Physics)

10:36 A23.14 Fast Multipole Algorithm for Simulations of Polarizable Charged Dipolar Systems

Ramzi Kutteh and John B. Nicholas (Environmental Molecular Sciences Laboratory, Pacific Northwest Laboratory, Richland, WA 99352)

10:48 A23.15 Numerical study of the q-coloring problem on regular lattices by series expansions and a stochastic method

A. V. Bakaev and V. I. Kabanovich (Computing Center of the Russian Academy of Science)

08:00 A24.01 Double Exchange Induced Spin-Polaron in Perovskite Compounds^*

Shufeng Zhang (New York University)

08:12 A24.02 Magnetotransport of Mn-O Layered Perovskite

Y. Moritomo, A. Asamitsu, Y. Tomioka and Y. Tokura (Joint Reserach Center for Atom Technology

08:24 A24.03 Percolative GMR: A Model for Magneto-Transport in \bfLa_0.67Ca_0.33MnO_3 and Other Double-Exchange Ferromagnets

Jeff Byers and Mark Rubinstein (Materials Physics, Naval Research Laboratory)

08:36 A24.04 Ferromagnetic Resonance (FMR) in La_0.7Ca_0.3MnO_3 Aligned Powder

J.S. RAMACHANDRAN, S.M. BHAGAT (University of Maryland, College Park, MD 20742) and MARK RUBINSTEIN (Naval Research Lab, Washington, DC 20375)

08:48 A24.05 Ferromagnetic Resonance (FMR) in La_2/3Ba_1/3MnO_3 Films

S.E. LOFLAND, S.M. BHAGAT, H.L. JU, G.C. XIONG, T. VENKATESAN and R.L. GREENE (Center for Superconductivity Research, University of Maryland, College Park, MD 20742)

09:00 A24.06 Effect of Structure on Magnetic Properties in La-xCa-1 - -xMnO3 Thin Films

R.E. Treece, P. Dorsey, M. Rubinstein, J.S. Horwitz and D.B. Chrisey (Naval Research Laboratory)

09:12 A24.07 Ferromagnetic Resonance in La_.67Ca_.33MnO_3 - A Material Displaying Colossal Magnetoresistance.

MARK RUBENSTEIN, RANDOLPH E. TREECE, P. DORSEY, J.S. HORWITZ and D.B. CHRISEY (Naval Research Laboratory, Washington, DC)

09:24 A24.08 Giant Magnetoresistance Behavior in Doped Manganese Oxide Films,

G.C. XIONG, Q. LI, H.L. JU, R.L. GREENE and T. VENKATESAN (Center for Superconductivity Research, Dept. of Physics, University of Maryland, College Park, MD 20742.)

09:36 A24.09 Dependence of Giant Magnetoresistance on Oxygen stoichiometry and Magnetization in polycrystalline La_0.67Ba_0.33MnO_3

H.L. Ju, Qi Li, G.C. Xiong, T. Venkatesan and R.L. Greene (Center for Superconductivity Resesarch University of Maryland at College Park)

09:48 A24.10 Electronic transport, magnetic, and structural properties of La_1-xM_xMnO_3 (M = Ba, Ca, Sr) films

M.F. Hundley, J.J. Neumeier, J.D. Thompson, R.H. Heffner, Q.X. Jia and X.D. Wu (Los Alamos National Laboratory, Los Alamos, NM)

10:00 A24.11 Magnetic and electrical transport properties of sintered La_0.67M_0.33MnO_3+y (where M = Ca, Sr, or Ba)

J.J. Neumeier, M.F. Hundley, J.D. Thompson and R.H. Heffner (Los Alamos National Laboratory, Los Alamos, NM)

10:12 A24.12 Giant Magnetoresistance and super-unitary scattering in thin-film La_1-xCa_xMnO_7-\delta*

Y.F. Yan, N.P. Ong (Princeton University,), Y.Q. Li, J. Zhang, S. Pombrik, S. DiMascio and W. Stevens (Advanced Technology Materials, Danbury CT 06810)

10:24 A24.13 High Tc superconductor / ferromagnetic oxide structures: spin injection versus Cooper pairs ?

Michel Viret, Laurent Ranno and John Michael David Coey (Department of Pure and Applied Physics, Trinity College, Dublin 2, Ireland)

10:36 A24.14 Giant Magnetoresistance and the Metal - Insulator Transition

T.V. Ramakrishnan (Indian Institute of Science, Bangalore 560 012, INDIA)

10:48 A24.15 Combinatorial Search for Perovskite GMR Materials

Gabriel Briceno, Xiao-Dong Xiang (Materials Sciences Division, Lawrence Berkeley Laboratory), Xiaodong Sun, Huayee Chang and Peter G. Schultz (Department of Chemistry,University of California, Berkeley)

08:00 A25.01 Electronic Structure of 1000 Atom Semiconductor Quamtum Structures via Pseudopotential Calculations*

LIN-WANG WANG (National Renewable Energy Laboratory, Golden,CO,80401)

08:36 A25.02 A Self-Consistent First-Principles Linear-Scaling Technique

Mike Gillan and Edward Hernández (Physics Dept., Keele University, U.K.)

08:48 A25.03 Generalization of the density-matrix method to a non-orthogonal basis.

Ricardo W. Nunes and David Vanderbilt (Rutgers U.)

09:00 A25.04 Total energy global optimizations using non orthogonal localized orbitals*

J. KIM (Dept. of Physics, OSU,), F. MAURI and G. GALLI (IRRMA, Lausanne, Switzerland)

09:12 A25.05 O(N) Tight Binding Molecular Dynamics on Massively Parallel Computers^*.

\underline{Andrew} Canning (CRAY Research Switzerland), Giulia Galli, Francesco Mauri, Alessandro De Vita and Roberto Car (IRRMA, Lausanne Switzerland)

09:24 A25.06 Tight-Binding Molecular Dynamics on Massively Parallel Computers

Dave Turner and S.Y. Qiu (Ames Laboratory)

09:36 A25.07 Density Functional Theory - Non-Orthogonal Localized Orbits on a Variable Spaced Mesh

E.B. STECHEL (Sandia Nat'l Labs)

09:48 A25.08 Real-space adaptive-coordinate electronic structure calculations on a massively parallel computer

Francois Gygi and Giulia Galli (IRRMA, Lausanne, Switzerland)

10:00 A25.09 Large Scale Electronic-Structure Calculations with Multigrid Acceleration.

E. L. Briggs, D. J. Sullivan and J. Bernholc (Dept. of Physics, North Carolina State University, Raleigh.)

10:12 A25.10 Molecular Dynamics with Multigrid Acceleration Using a Real-Space Basis.

D. J. Sullivan, E. L. Briggs and J. Bernholc (N. C. State Univ., Raleigh.)

10:24 A25.11 Wavelet Bases in Self-consistent Electronic Structure Calculations

Siqing WEI and M.Y. CHOU (School of Physics, Georgia Institute Of Technology)

10:36 A25.12 The Davidson algorithm in planewave total-energy calculations

Andrew Gibson (Environmental Molecular Sciences Laboratory, Pacific Northwest Laboratory, Richland, WA 99352.)

10:48 A25.13 Scalable Parallel Numerical Methods and Software Tools for Material Design

E. Bylaska, S. Kohn, S. Baden, M.E.G. Ong, J. Weare (University of California, San Diego), A. Edelman (Massachusetts Institute of Technology) and R. Kawai (University of Alabama at Birmingham)

11:00 A25.14 Large Scale Electronic Structure Calculations Using the Lanczos Method\ast

Lin-WANG WANG and Alex ZUNGER (National Renewable Energy Laboratory, Golden, CO 80401)

08:00 A26.01 Synthesis of Diamond and Boron Nitride Films in a Supersonic DC-Arcjet CVD System

Michael H. Loh and Mark A. Cappelli (High Temparature Gasdynamics Laboratory, Stanford University)

08:12 A26.02 Steps on the C(100) Diamond Surface

B.N. Davidson and W.E. Pickett (Naval Research Laboratory, Washington, DC)

08:24 A26.03 Modification of the Optical and Electrical Properties of Diamond Using a Novel Doping Technique

Keith Jamison (SI Diamond Technology, Inc.)

09:00 A26.04 Effect of Substrate Bias on the Properties on Diamond-Like Cabon Films Deposited Using Unbalanced Magnetron Sputtering

Sooncheon Seo, David C. Ingram and Hugh H. Richardson (Ohio University)

09:12 A26.05 Growth of CVD Diamond Film on Titanium by High Density Plasma

Shane A. Catledge and Yogesh K. Vohra (Department of Physics University of Alabama at Birmingham

09:24 A26.06 Hydrogen Abstraction of Fluorine From Diamond Surfaces

Ciaran A. Fox, Michael A. Kelly, Stig B. Hagstrom (Stanford University) and Wen L. Hsu (Sandia National Laboratories)

09:36 A26.07 Nitridation of Diamond (100) by Reaction with HN_3 and N_2H_4

B.D. THOMS and J.N. RUSSELL, JR (Code 6174, Naval Research Laboratory)

09:48 A26.08 The Role of Energetic Ion Bombardment During The Bias-Enhanced Nucleation of Diamond

Sean P. McGinnis, Michael A. Kelly and Stig B. Hagstrom (Stanford University)

10:00 A26.09 Effects of Infrared Irradiation on Growth of Diamond Films

A.V. Barnes, R. G. Albridge, D. R. Brown, J.T. McKINLEY, J. STURMAN and N. Tolk (Department of Physics and Astronomy, Vanderbilt University)

10:12 A26.10Withrawn.

10:24 A26.11 Properties of \rmB_2O -- An Unsymmetrical Analogue of Carbon^*

Matthew P. Grumbach, Otto F. Sankey and Paul F. McMillan (Arizona State University)

10:36 A26.12 Application of Hyperthermal Beams to Achieve Adsorption and/or Abstraction of Adsorbates on Diamond Surfaces

D. Haggerty, C. Bandis and B. B. Pate (Washington State University, Pullman, WA 99164-2814)

10:48 A26.13 Supersonic jet co-deposition of CH_3 radicals and H atoms on diamond (100) surfaces.

Dominic Alfonso and Sergio Ulloa (Ohio University, Athens, OH)

08:00 A28.01 Lasers: Yesterday, Today and Tomorrow

Arthur L. Schawlow (Stanford University)

08:36 A28.02 Laser Ablation Mechanism of Metals with Core-Electron Excitation.

H. NISHIKAWA, M. KANAI and T. KAWAI. (ISIR-Sanken, Osaka University Japan)

08:48 A28.03 Simultaneous Exposure of Wide Bandgap Materials to uv laser and electron beam irradiation: the role of defects in laser ablation*

J.T. Dickinson, R.C. Webb, J-J. Shin and S.C. Langford (Washington State University, Pullman, WA.)

09:00 A28.04 Laser Interactions with an Ionic Molecular Crystal: Sodium Nitrate Ablation in the 6 eV Valence Band^a

R.A. Bradley, E. Lanzendorf, M.I. McCarthy, T.M. Orlando and W.P. Hess (Environmental Molecular Science Lab., Pacific Northwest Lab., Richland, WA)

09:12 A28.05 Microscopic Dynamics and Mesoscale Response in Laser-Surface Interactions

RICHARD F. HAGLUND, Jr. (Vanderbilt University, Nashville, TN)

09:48 A28.06 New Moldel to Simulate Plasma Hydrodynamics During Laser Ablation of Materials.

R. K. SINGH (Department of Materials Science and Engineering, University of Florida, Gainesville, FL 32611)

10:00 A28.07 Modeling and Simulation of Pulsed Laser Deposition of Thin Films,

C.L. Liu, J.N. Leboeuf, R.F. Wood, D.B. Geohegan, J.M. Donato, K.R. Chen and A.A. Puretzky (Oak Ridge National Laboratory, Oak Ridge, TN 37831.)

08:00 A29.01 Excited State Probes of Conjugated Polymers

Z.V. Vardeny (University of Utah, Salt Lake City)

08:36 A29.02 Ultrafast Dynamics of Photoexcitations in Poly(p-py\-ri\-dyl vi\-nyl\-ene)^*

J.W. Blatchford, L.-B. Lin, J.-J. Lih, T.L. Gustafson, A.J. Epstein (Ohio State U.), T.M. Swager, A.G. MacDiarmid (U.\ Pennsylvania), T. Yuzama and H. Hamaguchi (Kanagawa Acad.\ of Sci.\ and Tech.)

08:48 A29.03 Femtosecond Relaxation of Localized Photoexcited States in the Halogen-Bridged Transition Metal (MX) Compound PtCl

G.S. Kanner, D. McBranch, M. Sinclair and B.I. Swanson (Los Alamos National Laboratory)

09:00 A29.04 A Photoinduced Absorption (PA) and PA-detected Magnetic Resonance (ADMR) Study of \alpha-sexithiophene (\alpha-6T)

P.A. LANE, X. WEI, Z.V. VARDENY (Univ. of Utah), J. POPLAWSKI, E. EHRENFREUND (Technion) and A.J. FRANK (Natl. Renewable Energy Laboratory)

09:12 A29.05 Phonon Dispersion in Resonant Raman Scattering of Luminescent and Non-Luminescent Conducting Polymers

M. OZAKI, R.E. BENNER, Z.V. VARDENY (University of Utah), K. YOSHINO (Osaka University), Y. DING and T.J. BARTON (Iowa State University)

09:24 A29.06 Studies of Photoexcitations in Poly(phenyleneacetylene) (PPA)

X. Wei, J. Leng, S. Jeglinski, P. A. Lane, Z. V. Vardeny (University of Utah), Y. Ding and T.J. Barton (Iowa State University)

09:36 A29.07 Femtosecond Time-Resolved Dynamical Studies of PPV Oligomers

H.W.H. Lee, T.W. Hagler, K. Pakbaz, H.B. Radousky (Lawrence Livermore National Laboratory, Livermore, CA 94551), D.D.C. Bradley and I.H. Campbell (University of Sheffield, Sheffield, U.K. & Los Alamos National Laboratory, Los Alamos, NM 87545)

09:48 A29.08 Near Steady State Photoinduced Absorption of Pyridine-Based Polymers

S.W. Jessen, T.L. Gustafson, A.J. Epstein (Ohio State Univ.), H.L. Wang, T.M. Swager, A.G. MacDiarmid (Univ. of Pennsylvania), T. Yuzama and H. Hamaguchi (Kanagwa Acad. of Sci. and Tech.)

10:00 A29.09 Picosecond photomodulation studies in nonluminescent conducting polymers.

S.V Frolov, Z.V. Vardeny (University of Utah), M. Ozaki and K. Yoshino (Osaka University)

10:12 A29.10 A Photoinduced Absorption (PA) and PA-detected Magnetic Resonance (ADMR) Study of \alpha-sexithiophene (\alpha-6T).

P. A. Lane, X. Wei, Z. V. Vardeny (University of Utah), J. Poplawski, E. Ehrenfreund (Technion) and A. J. Frank (Natl. Renewable Energy Laboratory)

08:00 A31.01 Friction Coefficient and Intrinsic Viscosity of Polymers and Other Complex-Shaped Particles

J.F. Douglas (NIST)

08:36 A31.02 Polyelectrolytes in Disordered Media

D. Bratko and A.K. Chakraborty (U. California, Berkeley)

08:48 A31.03 n Structure of Spherical Polyelectrolyte Brushes (and Stars) Collapsed in Poor Solvents

S. Misra, W.L. Mattice (U. Akron) and D.H. Napper (U. Sidney)

09:00 A31.04 n Ion Condensation in Salt-Free Dilute Polyelectrolyte Solutions

M. Olevera De La Cruz and P. Gonzalez-Mozuelos (Northwestern U.)

09:12 A31.05 Conformational Properties of Polyelectrolytes in Dilute Solution

A. Grishaev and A. Yethiraj (U. Wisconsin)

09:24 A31.06 How to Create Polymers with Protein-like Capabilities: A Theoretical Suggestion.

Pande Vijay S., Grosberg Alexander Yu. and Tanaka Toyoichi (Massachusetts Institute of Technology)

09:36 A31.07 Interaction of Lithium Salts with Polyethers Based Upon Ab Initio Quantum Chemistry Calculations

R.L. Jaffe (NASA Ames Research Center)

09:48 A31.08 Molecular Dynamics Simulations of Ions in Polyethylene Oxide

Bin Lin and J. Woods Halley (University of Minnesota)

10:00 A31.09 High field variable-range hopping in molecularly doped polymers

D. H. Dunlap (University of New Mexico) and P. E. Parris (University of Missouri, Rolla)

10:12 A31.10 Theory and Simulations of the Stretching of a Tethered Polymer in a Uniform Flow

R.G. Larson (AT&T Bell Lab), T.T. Perkins, D.E. Smith and S. Chu (Stanford U.)

10:24 A31.11 Bulk Perturbations in Polymer Brushes

F.J. Solis (U,. Chicago)

10:36 A31.12 A Diffused-Constraint Theory for the Elasticity of Amorphous Polymer Networks

A. Kloczkowski, J.E. Mark (U. Cincinnati) and B. Erman (Bogazici U.)