Program overview (TEST)

SUNDAY EVENING, 17 MARCH 1996

19:00 A'1.01 Jobs and Education: A Progress Report and Open Forum

Anthony V. Nero (Lawrence Berkeley National Laboratory)

19:36 A'1.02 Report on the AAPT/APS Department Chairs Conference on Physics Graduate Education for Diverse Career Options

Diandra L. Leslie-Pelecky (University of Nebraska)

20:12 A'1.03

Leonard J. Brillson (Xerox Webster Research Center)

20:48 A'1.04

James K. Freericks (Georgetown University)

08:00 A1.01 Magnetic Impurities, Pair-Breaking, and Implications for the Cuprate Energy Spectrum and Other Properties

Vladimir Kresin (Lawrence Berkeley Laboratory, Berkeley, CA 94720)

08:36 A1.02 Magnetic Impurities and Tunneling at YBa_2Cu_3O_7-\delta, Tl_2Ba_2CaCu_2O_8, and Nd_1.85Ce_0.15CuO_4 Interfaces

Jack W. Ekin (National Institute of Standards and Technology, Boulder)

09:12 A1.03 Microscopic X-Ray Characterization of Inhomogeneities in YBCO Crystals

Earl F. Skelton (Naval Research Laboratory)

09:48 A1.04 Correlation of the Microwave Properties of YBaCuO Crystals and Surface Defects

Steven M. Anlage (University of Maryland)

10:24 A1.05 Doping Effects on the Superfluid Density in High-T_c Superconducting Materials studied by \muSR.

J.L. Tallon (N.Z. Institute for Industrial Research, P.O. Box 31310, Lower Hunt, New Zealand.)

08:00 A2.01 Coherence and Phase Sensistive Measurements in a Quantum Dot

Amir Yacoby (ATamp;T Bell Laboratories, Murray Hill, New Jersey 07974)

08:36 A2.02 Ballistic Conductance Fluctuations in Shape Space

Charles M. Marcus (Department of Physics, Stanford University, Stanford CA 94305-4060.)

09:12 A2.03 Pair-Tunneling in Semiconductor Quantum Dots

Philip Phillips (University of Illinois at Urbana-Champaign)

09:48 A2.04 Energy Levels of Interacting Electrons in Single Nanometer-Scale Aluminum Particles

C.T. Black (Harvard University)

08:00 A3.01 AC and DC Light-Emitting Devices Based on Heterocyclic Aromatic Conjugated Polymers

Y. Z. Wang (Department of Physics, The Ohio State University, Columbus, OH 43210-1106)

08:36 A3.02 Polymer Light-Emitting Electrochemical Cells

Q. Pei (UNIAX Corporation, Santa Barbara, CA), A.J. Heeger, Y. Cao (UNIAX Corporation, Santa Barbara, CA)

09:12 A3.03 Modification of the Tunneling Barrier in Polymer Light-Emitting Diodes Through Doping

Danilo Romero (Physics Department, Swiss Federal Institute of Technology, CH-1015 Lausanne, Switzerland)

09:48 A3.04 Self-Assembled Organic Light-Emitting Devices

M.F. Rubner (Massachusetts Institute of Technology)

10:24 A3.05 Measurement of the Electronic Excitation Energies of Conjugated Organic Materials using Metal/Organic/Metal Structures.

Ian H. Campbell (Los Alamos National Laboratory)

08:00 A4.01 Public Policy Panel Discussion: Science Policy in an Era of Political Change

M.S. Lubell, D.A. Bromley (Yale University), E. Moniz (Office of Science and Technology Policy, The White House), T.R. Weimer (House Science Committee), P. Windham (Senate Commerce, Science, and Transportation Committee)

08:00 A5.01 Classical and Quantum Stochastic Resonance

Peter Hänggi (Universität Augsburg, Memminger Str. 6, D-86135 Augsburg)

08:36 A5.02 Experimental evidence for multi-element stochastic resonance in the system of membrane ion channels

Igor Vodyanoy (NIH, Bethesda; ONR (Europe), London)

09:12 A5.03 Stochastic Resonance In Visual Perception

Enrico Simonotto (INFM - Unit of Genoa and Department of Physics, University of Genoa, via Dodecaneso 33, 16146 Genova, Italy)

09:48 A5.04 Stochastic Resonance Improves Broadband Encoding in the Cricket Cercal System.

Jacob Levin (University of California, Berkeley)

10:24 A5.05 Spatiotemporal Stochastic Resonance:Theory and Experiment

Jung Peter (Department of Physics and Center for Complex Systems Research, University of Illinois, Urbana, IL 61801)

08:00 A6.01 Breaking Individual Bonds via STM-induced Excitations and Dissociative Electron Attachment

Phaedon Avouris (IBM Research Division, T.J. Watson Research Center, Yorktown Heights, NY 10598)

08:36 A6.02 Identity of Tip and Surface

Miquel Salmeron (Lawrence Berkeley Laboratory)

09:12 A6.03 Microscopic FMR Using Magnetic Resonance Force Microscopy

Z. Zhang, P.C. Hammel (Los Alamos National Laboratory), P.E. Wigen (Ohio State University)

09:24 A6.04 Near-Field Scanning Optical Microscopy(NSOM) Applied to Mole cular Thin Films of J-aggregates and Crystals of Pseudoisocy anine

J. Kerimo, D.A. Higgins, D.A. Vanden Bout, P.F. Barbara (University of Minnesota)

09:36 A6.05 Solvent Exclusion and Chemical Contrast in Scanning Force Microscopy

K. Sinniah, C.J. Miller, J.E. Reutt-Robey (University of Maryland, College Park)

09:48 A6.06 Chemical Force Microscopy : Probing and Imaging Interactions Between Functional Group Arrays.

Dmitri Vezenov (Harvard University)

10:24 A6.07 Probing Surface Forces of Atomic Layered SrTiO_3 Films b y Atomic Force Microscope

H. Tanaka, H. Tabata, T. Kawai (ISIR-Sanken, Osaka University), A. Morales, P. Yang, C.M. Lieber (Department of Chemistry, Harvard University)

10:36 A6.08 Spin Echoes Detected by Magnetic Resonance Force Microscopy

K. Wago, D. Botkin, O. Züger, R. Kendrick, C. S. Yannoni, D. Rugar (IBM Research Division, Almaden Research Center)

10:48 A6.09 Nanometer Scale Absorption Spectroscopy by Near-field Photodetection

R. C. Davis, C. C. Williams (Department of Physics, University of Utah), P. Neuzil (University of Illinois at Chicago)

08:00 A7.01 A Study of the Dopant Driven Transition of an Insulating Film of Molecular Icosahedra into a Semimetallic Phase

D. N. McIlroy, C. Waldfried, P. A. Dowben (Dept. of Physics and Astronomy, University of Nebraska-Lincoln), D. Heskett (Dept. of Physics and Astronomy, University of Rhode Island)

08:12 A7.02 Infrared Photodissociation Spectroscopy of Hydrogenated Iron Clusters

G. Koretsky, M. Knickelbein (Argonne National Laboratory)

08:24 A7.03 CO on Copper Clusters: Orbital Symmetry Rules

Lotta Holmgren, Henrik Grönbeck, Mats Andersson, Arne Rosén (Chalmers University of Technology and Göteborg University, Sweden)

08:36 A7.04 Resonant Ion-Dip Infrared Spectroscopy of Benzene-(Solvent)_n Clusters

R.N. Pribble, C.J. Gruenloh, F.C. Hagemeister, T.S. Zwier (Department of Chemistry, Purdue University)

08:48 A7.05 ab initio Calculations on Intramolecular and Intermolecular Hydrogen Bonded Clusters

F.C. Hagemeister, T.S. Zwier (Department of Chemistry, Purdue University), K.D. Jordan (Department of Chemistry, University of Pittsburgh)

09:00 A7.06 Energetics of Si_n and Si_nNa clusters

Siqing Wei, Robert Barnett, Uzi Landman (School of Physics, Georgia Institute of Technology)

09:12 A7.07 STM and AES Characterization of Si and Ge Clusters on Ordered C_60 Overlayers

Dimitri Klyachko, Dongmin Chen (The Rowland Institute for Science)

09:24 A7.08 Electric Field Gradients for Small Antimony Based Zintl Clusters by Ab Initio Investigations.

Frank Hagelberg, Tara Prasad Das (State University of New York at Albany), Konrad G. Weil (The Pennsylvania State University)

09:36 A7.09 Structure and Energetics of Small Ni_n (n\le 23) Clusters

P. Jena, S.K. Nayak, S.N. Khanna, B.K. Rao (Virginia Commonwealth University)

09:48 A7.10 Spin Configuration of Gd_13 Clusters

D.P. Pappas, S.N. Khanna (Virginia Commonwealth University, Richmond, VA 23284), A.P. Popov, A.N. Anisimov (Moscow State Engineering Physics Institute, Moscow, Russia)

10:00 A7.11 Effect of Size and Composition on the Stability of Clusters.

C. Ashman, S.N. Khanna, P. Jena (Virginia Commonwealth U.), F. Liu (Materials Research Group, U. of Wisconsin), T. Kaplan, M. Mostoller (Oak Ridge National Laboratory)

10:12 A7.12 Chemisorption of CO, NO, N_2, and H_2 on Neutral and Charged Ni Clusters

S.E. Weber, B.K. Rao, P. Jena (Virginia Commonwealth University)

10:24 A7.13 Structure and Bonding of FeC_n Clusters

B. Nash, B.K. Rao, P. Jena (Virginia Commonwealth University)

10:36 A7.14 Measurement of Lithium Cluster Polarizabilities

Joseph Louderback, Keith Bonin, Evelyn Butler (Wake Forest University)

10:48 A7.15 MD Simulation of Phase Transitions in Molecular Clusters

Jian Chen, Wenhui Duan, Binglin Gu (Department of Physics, Tsinghua University, China)

08:00 A8.01 Realities of Today's Job Market

Roman Czujko (American Institute of Physics)

08:36 A8.02 What Industry Needs

E.N. Sickafus (Ford Motor Company)

09:12 A8.03 Building University/Industry Cooperative Contacts - A Case Study in Material Physics

Carlos Gutierrez (South Texas State University)

09:48 A8.04 Helping Physicists Find Jobs

Edwin Goldin (American Institute of Physics, College Park)

08:00 A11.01 Surface Trapped X-rays --- A Whispering-Gallery Waveguide at \lambda = 1 Å

Chien Liu, J. A. Golovchenko (Harvard Univ.)

08:12 A11.02 Enhancement of Bragg Scattered Intensity by Surface Acoustic Waves in Lithium Niobate

W. A. Hamilton, M. Yethiraj (Solid State Division, Oak Ridge National Laboratory)

08:24 A11.03 Measurement of Strains in Cubic Polycrystals using Pulsed Neutron Diffraction

R. A. Robinson, M. A. M. Bourke (Los Alamos National Laboratory)

08:36 A11.04 Obtaining Quantitative Local-Structural Information from Powder Diffraction Data: Real-Space Rietveld

Simon J. L. Billinge (Department of Physics and Astronomy, Michigan State University)

08:48 A11.05 New Insights on the morphology of ionomers revealed by novel Small Angle X-Ray Scattering data analysis

Ravi Verma (DuPont CR&D & NSF S&T Center, Virginia Tech.), Benjamin Hsiao, Amit Biswas (DuPont CR&D)

09:00 A11.06 Multi-Energy X-ray Holography Measurements on Hematite (Fe_2O_3)

T. Gog (Oak Ridge National Laboratory at the National Synchrotron Light Source, Brookhaven National Laboratory), P. M. Len (Department of Physics, University of California at Davis), C. S. Fadley (Material Sciences Division, Lawrence Berkeley National Laboratory), D. Bahr, C. Sanchez-Hanke, G. Materlik (Hamburger Synchrotronstrahlungslabor HASYLAB at Deutches Elektronen-Synchrotron (DESY))

09:12 A11.07 Direct Reconstruction of Atomic Images from Multi-Energy X-ray Holography Data Sets

P. M. Len (Department of Physics, University of California at Davis), T. Gog (Oak Ridge National Laboratory at the National Synchrotron Light Source, Brookhaven National Laboratory), C. S. Fadley (Material Sciences Division, Lawrence Berkeley National Laboratory), D. Bahr, C. Sanchez-Hanke, G. Materlik (Hamburger Synchrotronstrahlungslabor HASYLAB at Deutches Elektronen-Synchrotron (DESY))

09:24 A11.08 Fabrication and characterization of Bragg-Frenel optics for hard x-ray microfocusing

Youli Li, Stefan H. J. Idziak, Cyrus R. Safinya, Earnie Caine, Evelyn Hu (University of California, Santa Barbara)

09:36 A11.09 Orientational Alignment of Diverse Partially Ordered Complex Fluid Systems Using the X-Ray Surface Forces Apparatus

Stefan H.J. Idziak, Ilya Koltover, Patrick Davidson, Youli Li, Marina Ruths, Cyrus R. Safinya, Jacob N. Israelachvili (University of California, Santa Barbara)

09:48 A11.10 Development of a One-Dimensional Small-Angle Neutron Scattering Instrument at the University of Illinois TRIGA Reactor Laboratory

D.A. Monti, N.R. Guillermo, M.J. Hulin, B.J. Heuser, A. Toreja, T.L. Moschetti (Dept.\ Nuclear Engineering, University of Illinois, Urbana, IL)

10:00 A11.11 "q-Space" Formalism for High Temporal Resolution Angular Dispersive X-ray Diffraction

Ray H. O'Neal, Walter P. Lowe (Department of Physics, Howard University)

10:12 A11.12 Charge-Density Wave Relaxation from the Sliding State

K. L. Ringland, S. G. Lemay, R. E. Thorne, J. D. Brock (Cornell University)

10:24 A11.13 Atomic Resolution Microscope: A Solution to the Phase Problem

Gu Xu (McMaster University)

A11.14 Coherent Backscattering of a Scalar Wave off a Rough Surface

Mark D'Souza, J.C. Kimball (University at Albany, SUNY)

08:00 A12.01 Anomalous Magnetization in Layered Organic Superconductors

F. Zuo, S. Khizroev, G. C. Alexandrakis (University of Miami), J. A. Schlueter, U. Geiser, J. M. Williams (Argonne National Laboratory)

08:12 A12.02 Electronic Properties of ET-Based Organic Superconductors Probed by Positron Annihilation.

H.L. Yen, Y.M. Lou, Y.C. Jean, Y.-N Xu, W.Y. Ching (University of Missouri-Kansas City)

08:24 A12.03 Discovery of Superconductivity in \mbox\boldmath \kappa-(BEDT-TTF)_2Cu[N(CN)_2]I

H. S. Lee, D. O. Cowan (Department of Chemistry, Johns Hopkins University), R. Fainchtein, J. Bohandy (Applied Physics Laboratory, Johns Hopkins Univsrsity), U. Geiser, H. H. Wang, J. A. Schlueter, N. D. Kushch, J. P. Flynn, M. L. VanZile, J. M. Williams (Chemistry and Materials Science Divisions, Argonne National Laboratory)

08:36 A12.04 High frequency, high magnetic field, studies of the complex conductivity in the organic superconductor \kappa-(BEDT-TTF)_2Cu(NCS)_2

S.O. Hill, J.S. Brooks (National High Magnetic Field Laboratory, Florida State University, Tallahassee FL 32310), L. D. Seger (Department of Chemistry, Florida State University, Tallahassee FL 32306)

08:48 A12.05 Superconductivity in (BEDO)_2ReO_4H_2O

S.A. Ivanov, C.C. Agosta, C.H. Mielke, D.A. Howe (Clark University, Worcester, MA), E.B. Yagubskii, N.D. Kushch (Institute of Chemical Physics, Chernogolovka, Russia)

09:00 A12.06 Evidence for Vortex Lattice Melting in an Organic Supercondu ctor

N.H. Tea, R.W. Giannetta, S. Rao, M.B. Salamon, J.M. Williams, H.H. Wang, U. Geiser, C. Keener, M. Trawick, J.C. Garland

09:12 A12.07 Unusual Critical Field Behavior in (TMTSF)_2X

I.J. Lee, M.J. Naughton (SUNY Buffalo), G.M. Danner, P.M. Chaikin^1 (Princeton)

09:24 A12.08 Superconductivity Localization in \kappa-(BEDT-TTF)_2\- Cu[N(CN)_2]Cl

H. Ito, T. Ishiguro, M. Kubota, G. Saito (Kyoto University (Japan))

09:36 A12.09 Pinning Potentials, Vortex Dynamics, and Fluctuations in a Layered Molecular Superconductor

C. H. Mielke, C. C. Agosta, S. A. Ivanov, D. A. Howe, M. Bennet (Clark University Physics Department), L. K. Montgomery (Indiana University Department of Chemistry)

09:48 A12.10 Measurement of Penetration Depth for Josephson Vortices in \kappa-(ET)_2Cu[N(CN)_2]Br

R.W. Giannetta, N.H Tea, M.B. Salamon, J.M. Williams, H.H. Wang, U. Geiser

08:00 A13.01 Correlations in the Two-Dimensional Hubbard Model: a Quantum Monte Carlo Study

J.E. Gubernatis, J. Carlson (Los Alamos National Laboratory), Shiwei Zhang (The Ohio State University)

08:12 A13.02 Quantum Monte Carlo study of the one-dimensional Holstein model of spinless fermions

Ross H. McKenzie, C. J. Hamer, D. W. Murray (University of New South Wales, Sydney, Australia)

08:24 A13.03 Quantum Monte Carlo Simulations of the Disordered, -U Hubbard Model

Nandini Trivedi, Mohit Randeria (Tata Institute, Bombay, India), Carey Huscroft, Richard T. Scalettar (University of California, Davis)

08:36 A13.04 Constrained Path Monte Carlo and Its Application to the 2-D Hubbard Model

Shiwei ZHANG (The Ohio State University)

09:12 A13.05 Divide-and-Conquer Treatments of Correlated Electrons

Shoudan Liang (Department of Physics and Center for Materials Physics, Pennsylvania State University)

09:24 A13.06 Green's Function Monte Carlo for Lattice Fermions

C. Stephen Hellberg, Efstratios Manousakis (Florida State University)

09:36 A13.07 Renormalization Group for the Two-Dimensional Hubbard Model near Half-Filling

D. Zanchi, H. J. Schulz (Laboratoire de Physique des Solides, Université Paris-Sud,% 91405 Orsay, France)

09:48 A13.08 Charge and spin dynamics of Hubbard chains

Youngho Park, Shoudan Liang (Department of Physics and Center for Materials Physics, Pennsylvania State University)

10:00 A13.09 A new class of collective excitations of the Hubbard model: \eta excitation of the negative-U model

Eugene Demler, Shou-Cheng Zhang (Stanford University), Nejat Bulut, Douglas J. Scalapino (UC at Santa Barbara)

10:12 A13.10 Theory for Shadow States in One- and Two-Layer Cuprates

Grabowski S. Schmalian J. (Institut für Theoretische Physik, Freie Universität Berlin, Arnimallee 14, 14195 Berlin , Germany)

10:24 A13.11 Theory for Superconducting Properties of the Cuprates: Doping Dependence of the Electronic Excitations and Shadow States

Schmalian J. Grabowski S. (Institut für Theoretische Physik, Freie Universität Berlin, Arnimallee 14, 14195 Berlin , Germany)

10:36 A13.12 Dependence of T_c on d, the separation between cuprate-p lane Cu and the closest charge-reservoir oxygen

P. Beeli, Howard A. Blackstead, John D. Down

10:48 A13.13 Pr Pair-breaking in Y123 vs. Y124

Ann E. Klunzinger, Howard A. Blackstead, John D. Dow

08:00 A14.01 Photon-Assisted Tunneling in a Resonant Tunneling Diode: Stimulated Emission and Absorption in the THz Range

H. Drexler, K. Lehnert, J.S. Scott, S.J. Allen (Center for Free-electron Laser Studies, UC Santa Barbara), K.L. Campman, A.C. Gossard (Materials Department, UC Santa Barbara)

08:12 A14.02 Broadband Microwave Noise Characterization of Resonant Tunneling Diodes

ANDREAS PRZADKA, HAW-JYE UENG, NIEN-PO CHEN, KEVIN WEBB, DAVID JANES, MICHAEL MELLOCH (Purdue University)

08:24 A14.03 Conductance fluctuations in a double barrier resonant tunneling structure

Lamya Ghenim (CNRS, Toulouse, France), D. L. Sivco, A. Y. Cho (ATamp; T Bell Laboratories, Murray Hill, NJ 07974), G. Hill (Department of Electrical Engineering, University of Sheffield, U.K.)

08:36 A14.04 Conductance Fluctuations in Resonant Tunneling

E.E. Mendez (SUNY Stony Brook), F.P. Milliken (IBM), P.C. van Son (U. Delft)

08:48 A14.05 Magnetotunneling in InAs/AlSb/GaSb Resonant Interband Tunneling Structures.

J.L. Huber, M.A. Reed (Yale University), J. Shen, G. Kramer (Motorola, PCRL)

09:00 A14.06 Tunneling Into the Edge of a Two-Dimensional Electron System Reveals LO-Phonon Oscillations: Evidence for the Grinberg-Luryi Model

M. Grayson, D. C. Tsui, S. Parihar, S. Lyon, M. Shayegan (Princeton University)

09:12 A14.07 Nonequilibrium Green function for the photoassisted tunneling in quantum well systems

Cheng Niu, Y. K. Jiang, J. L. Zhu, D. L. Lin (SUNY-Buffalo), T. H. Lin (Peking U., Beijing)

09:24 A14.08 Time Domain Capacitance Spectrocopy of a 2DEG

H.B. Chan, R.C. Ashoori (M.I.T.), M.R. Melloch (Purdue Univ.)

09:36 A14.09 Observation of strain relaxation and spatially non-uniform strain in p-Si/SiGe double-barrier tunneling microstructures.

B. Ferland, A. Zaslavsky, C.D. Aky\ddotuz, L.B. Freund (Brown University), K.R. Milkove, Y.H. Lee (IBM Research), T.O Sedgwick (SiBone L.L.C.)

09:48 A14.10 Effect of A.C. Field on Charge Trapped in a Double Barrier Heterostructure

William W. Davidson, Ashok Puri (University of New Orleans)

10:00 A14.11 Coulomb scattering lifetime of a two-dimensional electron gas

Lian Zheng, S. Das Sarma (University of Maryland)

10:12 A14.12 Full Band-Structure Theory for Transmission of Electrons Through Semiconductor Quantum Wells and Barriers.

S. Krishnamurthy, A. Sher (SRI International), A.-B. Chen (Auburn University)

10:24 A14.13 Tunneling conductance between two 2D electron liquids in the presence of correlated disorder.

I.L. Aleiner, L.I. Glazman, A.M. Rudin (U. of Minnesota)

10:36 A14.14 Magnetoplasmons in Double Quantum Wells in a Parallel Magnetic Field

G. R. A\vizin, Godfrey Gumbs (Hunter College/CUNY, 695 Park Avenue, New York, NY 10021)

10:48 A14.15 Quantum Signatures of the Transition to Chaos in a Quantum Well in a Tilted Magnetic Field

E. Narimanov, A. Douglas Stone (Applied Physics, Yale University, P.O. Box 208284, New Haven CT 06520-8284)

08:00 A15.01 Structure of Amorphous Solids Studied by Phase-Contrast TEM

Peter D. Miller, J. Murray Gibson (University of Illinois at Urbana-Champaign)

08:12 A15.02 A Theoretical Study of Defect States in a-Silica

Udo C. Pernisz (Dow Corning Corp., Midland, MI), Ravi Pandey (Michigan Technol. University, Houghton, MI)

08:24 A15.03 Electron States in a Near-perfect Model of a-SiO_2 Glass

Ming-Zhu Huang, W.Y. Ching (Univ. of Missouri-Kansas City)

08:36 A15.04 Obervation of Floppy Modes in Silicates

Martin T Dove (Department of Earth Sciences, University of Cambridge, UK)

08:48 A15.05 Optical Studies of Low Density Silica Aerogels

SALLY A. CAHILL, HOWARD W.H. LEE, LAWRENCE R. HRUBESH

09:00 A15.06 Laser Induced Permanent grating in Eu^3+-Doped Dual Alkaline Modified Silicate Glasses

A.Y. Hamad, J.P. WIcksted, G.S. Dixon (Department of Physics, Center for Laser Research, Oklahoma State University, Stillwater, OK 74078), L.P. de Rochemont (C^2Technologies, Hampton, NH 03843)

09:12 A15.07 Two separate Li^+ ionic motions observed by ^7Li and ^11B NMR in x Li_2S + (1 - x) B_2S_3 glassy fast ionic conductors.

K. H. Kim, D. R. Torgeson, F. Borsa (Ames Laboratory and Physics Department, Iowa State University, Ames, IA 50011), S. W. Martin (Ames Laboratory and Department of Materials Science and Engineering, Iowa State University, Ames, IA 50011)

09:24 A15.08 Structural Modification of Borate and Tellurite Glasses

Josef W. Zwanziger (Department of Chemistry, Indiana University, Bloomington, IN 47405)

09:36 A15.09 Crystallization Behavior in Na_2O.CaO.3SiO_2 Glasses

K. Lakshmi Narayan, K. F. Kelton (Dept. of Physics, Washington University, St. Louis, Missouri 63130.)

09:48 A15.10 Infrared Spectral Holeburning in Amorphous Ice

C. Davison, U. Happek (Department of Physics and Astronomy, The University of Georgia, Athens, GA 30602)

10:00 A15.11 Electron Spin Resonance Studies in Amorphous Boron Nitride Films

I.M. Brown, S.H. Lin, B.J. Feldman (Center for Molecular Electronics,University of Missouri-St.Louis,St.Louis,MO63121)

10:12 A15.12 On the Structure of Iron-Phosphate Glasses: A Medium for Disposing of High Level Nuclear Waste.

G.K. MARASINGHE, D.E. DAY, GARY J. LONG (University of Missouri-Rolla.), Z. HU, W.B. YELON (University of Missouri-Columbia)

08:00 A16.01 Magnetoresistance of Composite Fermions near \bf\nu=1/2.

L. P. Rokhinson, V. J. Goldman (Department of Physics, SUNY at Stony Brook)

08:12 A16.02 Composite Fermions \nu=3/4

A.S. Yeh, R.R. Du, H.L. Stormer, D.C. Tsui, L.N. Pfeiffer, K.W. West

08:24 A16.03 Large Wavevector Probes of the 2DES Conductivity Examining C omposite Fermions

R.L. Willett, L.N. Pfeiffer, K.W. West (AT&T Bell Labs)

08:36 A16.04 Duality and Universality for the Chern-Simons bosons

Leonid Pryadko, Shou-Cheng Zhang (Stanford University)

08:48 A16.05 Formation of the Fermi Surface in a Half-Filled Landau Level.

F. D. M. Haldane (Princeton University), E. H. Rezayi (CSULA)

09:00 A16.06 (Non) Fermi liquid behavior of compressible states of spin-polarized electrons on the lowest Landau level

D.V. Khveshchenko (NORDITA Copenhagen)

09:12 A16.07 Shell Model of Composite Fermions in Quantum Hall Systems and the "Fermi--Liquid" Interaction Between Quasiparticles

P. Sitko, S. N. Yi, J. J. Quinn (University of Tennessee-Knoxville, TN 37996-1501)

09:24 A16.08 Composite fermion theory of collective excitations in fractional quantum Hall effect

Rajiv K. Kamilla, Xiao-Guang Wu, Jainendra K. Jain (Department of Physics, SUNY @ Stony Brook, NY 11794)

09:36 A16.09 Singular Behaviour of Electrons and of Composite Fermions in a Finite Effective Field

S. Curnoe, P.C.E. Stamp (University of British Columbia)

09:48 A16.10 Quasi-Particle Excitations in a Half-Filled Landau Level.

E. H. Rezayi (CSULA), F. D. M. Haldane (Princeton University)

10:00 A16.11 Results from the Singular Fermi Liquid Theory of the Chern-Simons Fermion Model

Steven H. Simon (Massachusetts Institute of Technology), Ady Stern (Weizmann Institute), Bertrand I. Halperin (Harvard University)

10:12 A16.12 Universality and Phase Diagram around \nu = 1øver2

L. W. Wong^\ast, H. W. Jiang^\ast (University of California at Los Angeles)

10:24 A16.13 Passive scalars and random flux

J. Miller (California Institute of Technology)

10:36 A16.14 P-Wave Pairing in a Double Layer Composite Fermion Metal

N.\ E. Bonesteel, V. Melik-Alaverdian (NHMFL and Dept. of Physics, FSU, Tallahassee, FL 32306)

A16.15 Phonon emission in the composite fermion regime

E. Chow, H.P. Wei (Indiana Univ.), B.E. Kane, L.N. Pfeiffer, K.W. West (ATamp;T Bell Lab.), M. Shayegan (Princeton Univ.)

08:00 A17.01 Retardation of Liquid Crystal Electro-Optic Switching as a Result of Dielectric Relaxtion

Z. ZOU, H. TAKANASHI, G.M. DANNER, J. MACLENNAN, N.A. CLARK (University of Colorado, Physics Department and OCS Center, Boulder, CO)

08:12 A17.02 Director Orientation by Optically Induced Electric Fields in Dye Doped Nematic Liquid Crystals

A.F. Klittnick, T. Bellini, N.A. Clark (University of Colorado)

08:24 A17.03 Enhanced Optical Kerr Effect in Dye-doped Isotropic Liquid Crystals

R. Meunster, X. zhuang, M. Jarasch, Y. R. Shen (Department of Physics, University of California)

08:36 A17.04 Ultrafast Electro-optic Switching in Nematic Liquid Crystals

H. Takanashi, G.M. Danner, Z. Zou, N.A. Clark (University of Colorado, Boulder)

08:48 A17.05 Switching Dynamics of a Twisted Nematic Liquid Crsytal Film

Syed Jamal (Department of Physics, Kent State Univ., Kent, OH 44242), Jack Kelly (Liquid Crystal Institute, Kent State Univ.)

09:00 A17.06 Diffractive Elements Using Optically Aligned Nematic Liquid Crystals

T. Kosa, P. Palffy-Muhoray (Liquid Crystal Institute, Kent State Univ., Kent,OH 44242)

09:12 A17.07 Theoretical Scattering Cross Sections of Small Nematic Droplets

H. Karacali, S.M. Risser (East Texas State University)

09:24 A17.08 Director Fluctuations in a Radial Nematic Droplet

Jack Kelly, Peter Palffy-Muhoray (Liquid Crystal Institute, Kent State Univ., Kent,OH 44242), Hong Ding (Department of Physics, Kent State Univ.)

09:36 A17.09 Dual-frequency nematic liquid crystal mixtures.

MING XU, DENG-KE YNG (Liquid Crystal Institute and Chemical Physics Program, Kent State Univejrsity, Kent, OH 44242)

09:48 A17.10 Light Diffusion and Correlation Transport in Nematic Liquid Crystals

K.A. Jester, M.H. Kao, A.G. Yodh (University of Pennsylvania), P.J. Collings (Swarthmore College)

10:00 A17.11 Large-scale simulation studies of cyanobiphenyls

Yves Lansac, Matthew A. Glaser, Noel A. Clark (Department of Physics, University of Colorado, Boulder)

10:12 A17.12 Novel Physical Properties of Highly Perfluorinated Liquid- Crystal Compounds

M. MACH, P. STOEBE (), T. HUANG (Univ. of Minn.)

10:24 A17.13 Direct Evidence of "Zig-Zag" shape of liquid crystal molecular structure in Chiral SmC phase using FTIR spectroscopy.

C. S. Park, W. G. Jang, K. H. Kim, and N. A. Clark (Department of Physics, University of Colorado at Boulder)

10:36 A17.14 Intra- and Inter-Molecular Interactions in Ferroelectric Liquid Crystals Observed by Hydrogen Bonding

W. G. Jang, K. H. Kim, C. S. Park, and Noel A. Clark (Department of Physics, University of Colorado at Boulder)

10:48 A17.15 A mean-field model for FTIR spectra of liquid crystals

Matthew A. Glaser, Noel A. Clark (Department of Physics, University of Colorado, Boulder), Edgardo Garcia (Department of Chemistry and Biochemistry, University of Colorado, Boulder)

08:00 A18.01 Transverse force on a quantized vortex in a superfluid

David J. Thouless (University of Washington, Seattle), Ping Ao (Umeå\ University, SWEDEN), Qian Niu (University of Texas, Austin)

08:12 A18.02 Vortex Dynamics in Superfluids

Ertugrul Demircan (Department of Physics, University of Texas at Austin), Ping Ao (Department of Theoretical Physics, Umea University, Sweeden), Qian Niu (Department of Physics, University of Texas at Austin)

08:24 A18.03 The Helicity of Vortex Filaments.

Dean Petrich (California Institute of Technology), Louis Tao (Cambridge University)

08:36 A18.04 Heat Transport Experiments in Superfluid Helium

Daniel Murphy, Horst Meyer (Duke University)

08:48 A18.05 Measurements of the Helium-4 Lambda-Point in a Ground Based Low Gravity Simulator

Melora Larson, Feng Chuan Liu, Ulf E. Israelsson (Jet Propulsion Laboratory, California Institute of Technology)

09:00 A18.06 Precision Density Measurements Near the Helium Lambda Transition Using High-Q Microwave Cavities

D. M. Strayer (Jet Propulsion Laboratory, Caltech), W. Jiang, N.-C. Yeh, N. Asplund (Caltech)

09:12 A18.07 Analytic Calculation of Temperature Error in Sidewall Thermometry Measurements near T_\lambda in ^4He Thermal Conductivity Cells

M. Zofka (University of New Mexico), S.T.P. Boyd (Sandia National Laboratories), V.M. Kenkre (University of New Mexico), R.V. Duncan (Sandia National Laboratories and University of New Mexico)

09:24 A18.08 High Resolution Measurements of the Thermal Conductivity in ^4He Near the Superfluid Transition

William A. Moeur (University of New Mexico), Mary Jayne Adriaans, Robert V. Duncan (Sandia National Laboratories)

09:36 A18.09 Measurements of Critical Velocities and Phase Slips in Superfluid ^4He Flow Through a 2 x 2 \mum Aperture

C. A. Lindensmith, J. A. Flaten, W. Zimmermann Jr (University of Minnesota)

09:48 A18.10 A Simple Argument for Critical Heat Flow Near T _\lambda

David Goodstein, Alexa Harter (Caltech), Talso Chui (Jet Propulsion Laboratory)

10:00 A18.11 The Heat Capacity of \ ^4He under Superfluid Flow Conditions Near T _\lambda

Talso Chui (Jet Propulsion Laboratory), Alexa Harter, David Goodstein (Caltech)

10:12 A18.12 The Heat Capacity of \ ^4He under Rotation Near T _\lambda

Yury Mukharsky, Talso Chui (Jet Propulsion Laboratory), Ranjan Mukhopadhyay, David Goodstein (Caltech)

10:24 A18.13 Nucleation of a Non-Equilibrium Phase in a First Order Phase Transition; BCC ^4He from Superfluid

T.A. Johnson, C. Elbaum (Brown University)

08:00 A19.01 Conductance of an Artificial Molecule

Daniela Pfann\-kuche, Robert H. Blick, Rolf J. Haug, Klaus von Klitz\-ing, Karl Eberl (Max Planck Institut für Festkörperforschung)

08:12 A19.02 Direct Observation of Effects of Nuclear Spin Polarization o n Exciton Zeeman Splittings in Single Quantum Dots

S.W. Brown, T.A. Kennedy, D. Gammon, E.S. Snow (The Naval Research Laboratory)

08:24 A19.03 Nanoscale Quantum Devices from an Atomic Physics Perspective

John L. Bohn (Quantum Physics Division, NIST, Boulder, CO)

08:36 A19.04 Tunneling in Double Quantum Well Wires

M.H. Degani, I.C. da Cunha Lima (Universidade São Francisco, Itatiba, Brazil)

08:48 A19.05 Quantum Brownian Motion in a Periodic Potential and the Multichannel Kondo Problem

Hangmo Yi, C.\ L. Kane (University of Pennsylvania)

09:00 A19.06 Ultrafast Relaxation Upon One- and Two-Photon Absorption in the >Halogen-Bridged Transition Metal (MX) Compound PtCl

Gary Kanner, Geoff Strouse, Basil Swanson (Los Alamos National Laboratory)

09:12 A19.07 Boundary Effects in One-Dimensional Interacting Electron Systems: Consequences for Photoemission Experiments

Sebastian Eggert, Henrik Johannesson, Ann Mattsson (Chalmers Inst. of Technology and Göteborg University, Sweden)

09:24 A19.08 Ensemble and Non-local Multi-Sequential-Scattering Assisted Tunneling

Patrick Roblin, Paul Sotirelis, Gene Cao (The Ohio State University)

09:36 A19.09 Terahertz Transport in Single Microstructures Studied with a Conducting-Tip Atomic Force Microscope

Naser Qureshi, S. James Allen (Physics Department, University of California, Santa Barbara), David Chow (Hughes Research Laboratory, Malibu, CA), Itaru Kamiya (QTP, University of Tokyo, Japan)

A19.10 Quantum Computing and Nanoscale Electrostatic Locking

Alexander A. Berezin

09:48 A19.11 Exciton Binding and Delocalization in T-shaped Quantum Wires

Garnett W. Bryant, Paul S. Julienne (National Institute of Standards and Technology, Gaithersburg, MD), Yehuda B. Band (Ben-Gurion University, Beer Sheva, Israel)

08:00 A20.01 Electronic Structure of Thin Cu Layers Deposited on Co

E. D. Hansen, T. Miller, T.-C. Chiang (University of Illinois at Urbana-Champaign)

08:12 A20.02 Scanning Tunneling Microscopy of Multilayer Thin Film Solar Cell Materials^\ast

J.G. Mantovani, R. Friedfeld, R.P. Raffaelle (Florida Institute of Technology)

08:24 A20.03 Oscillations in the wavelength dependence of the Kerr-rotation angle for Pd/(Pt/Co/Pt) modulated multilayers grown on oxidized Si

Jun-Hao Xu, Ctirad Uher, Fred L. Terry (University of Michigan, Ann Arbor, MI 48109), Ying Xiao, B. J. Josson, K. V. Rao (Royal Institute of Technology, S-100 44 Stockholm, Sweden)

08:36 A20.04 Anisotropic Conduction and Inelastic Scattering in Ag/Ge Multilayers

David V. Baxter, Yuhong Mao, Gamini U. Sumanasekera, John P. Carini (Physics Department, Indiana University)

08:48 A20.05 Interplay of Surface Scattering and Superlattice Effect in the Electrical Resistivity of Co/Ni Superlattices

Ivan K. Schuller, Sihong Kim (Physics Department, University of California - San Diego)

09:00 A20.06 Magnetic Moment Distribution in Layered Materials

D. M. C. Nicholson, X. -G. Zhang, Y. Wang, W. A. Shelton, W. H. Butler, G. M. Stocks (Oak Ridge National Laboratory), J. M. MacLaren (Tulane University)

09:12 A20.07 Superconducting Properties of Nb/Pd(Mn) Superlattices*

J. M. Slaughter, James Eickmann, U. Hiller, S. Kaneko, Charles M. Falco (The University of Arizona), C. Coccorese, C. Attanasio, L. Maritato, M. Salvato (Dipartimento di Fisica, Universita' di Salerno, Italy)

09:24 A20.08 Calculation of the Angular Dependence of the Coupling Energy and Conductivity in CoCu Sandwiches

R. H. Brown, W. H. Butler, D. M. C. Nicholson, X. G. Zhang, Y. Wang (Oak Ridge National Laboratory), T. C. Schulthess (Lawrence Livermore National Laboratory), J. M. MacLaren (Tulane University)

09:36 A20.09 Magnetic Resonance Studies of Ferromagnetic Metal-Alkali Metal Bilayers

J.S. Payson, G.L. Dunifer (Wayne State University)

09:48 A20.10 Theory of perpendicular hot electron spin-valve effect

A.M. Bratkovsky, E.Y. Tsymbal (Department of Materials, Oxford University, Oxford OX1 3PH, United Kingdom)

10:00 A20.11 The electronic band and magnetic properties of Fe_nAg_m Superlattices

Shan-ying Wang, Q.Q. Zheng (Institute of Solid State Physics, Academia Sinica, P.O.Box 1129, Hefei 230031, China), C.Y. Pan (Physics Department, Center of Magnetism in Information, Technology, Utah State University, Logan, Utah, 84332, USA)

10:12 A20.12 EXAFS Study of Co/Mo Multilayers.

M.R. FRANKLIN, C.L. FOILES, R. LOLOEE (Michigan State University)

08:00 A21.01 CHARGE DYNAMICS OF INCOMMENSURATE CHROMIUM ALLOYS.

V.S. Viswanath, R.S. Fishman (Solid State Division, P.O.Box 2008, Oak Ridge National Laboratory, Oak Ridge, TN 37831-6032.)

08:12 A21.02 CHARGE-DENSITY WAVE AND STRONG FIRST-ORDER PARAMAGNETIC TO COMMENSURATE PHASE TRANSITION IN CHROMIUM ALLOYS.

X.W. Jiang (Physics Department, North Dakota State University, Fargo, ND 58105.), R.S. Fishman (Solid State Division, P.O.Box 2008, Oak Ridge National Laboratory, Oak Ridge, TN 37831-6032.)

08:24 A21.03 Spatial Modulation of the Single-Particle Resistivity of NbSe_3 by a Sliding Charge-Density Wave

M.C. de Lind Van Wijngaarden, T.L Adelman, S.G. Lemay, R.E. Thorne (Cornell University)

08:36 A21.04 The Structure of the Sliding Charge-Density Wave

K. L. Ringland, S. G. Lemay, R. E. Thorne, J. D. Brock (Cornell University)

08:48 A21.05 Photoelectron spectroscopy of SmTe_3

G.-H. Gweon, J.A. Clack, J.W. Allen, E. DiMasi, B. Foran, M.C. Aronson, S. Lee (Univ. Michigan), F. Reinert, R. Claessen, S. Hüfner (Univ. Saarbrücken), W.P. Ellis (LANL), D.M. Poirier, C.G. Olson (Ames Lab), Z.X. Shen (Stanford Univ.)

09:00 A21.06 Cyclotron Resonance Transmission of Potassium in a Perpendic ular Magnetic Field: Effects of the Charge Density Wave

Mi-Ae Park, A.W. Overhauser (Purdue U.)

09:12 A21.07 \ \ Car-Parrinello Molecular Dynamics Study of the Charge Density Wave PtX Linear Chain Systems

M. Alouani, P. E. Blöchl, J. W. Wilkins (Ohio State University and IBM Zurich)

09:24 A21.08 The Role of Initial Conditions and the Effect of Spatially Non-Uniform Pinning on Phase Organization

Xinlei Wu, Tom Jones, John McCarten (Clemson University)

09:36 A21.09 Experimental Observation of Hidden Fermi Surface Nesting in a Two Dimensional Conductor.

KLAUS BREUER, Cristian Stagarescu, Kevin E. Smith (Department of Physics, Boston University), K. Ramanujachary, M. Greenblatt (Department of Chemistry, Rutgers University)

09:48 A21.10 Multiple Pulse Duration Memory Effect

John McCarten, Tom Jones, Xinlei Wu (Clemson University)

10:00 A21.11 Dynamical Transition in Sliding Charge-density Waves with Quenched Disorder

L.-W. Chen, M. C. Marchetti (Department of Physics, Syracuse University), L. Balents, M. P. A. Fisher (Institute for Theoretical Physics, UCSB)

10:12 A21.12 Settling the Issue of Quantum Tunnelling in Charge-Density-Wave Systems

Ji-Min Duan (Department of Physics, University of California at San Diego, La Jolla, California, 92093-0319)

10:24 A21.13 De Haas-van Alphen Effect in an Icosahedral Quasicrystal

E. G. Haanappel (National High Magnetic Field Laboratory), D. A. Rabson, F. M. Mueller (Los Alamos National Laboratory)

08:00 A22.01 The Role of the Interface in the Exchange Coupling of Magnetic Layers

Daniel T. Pierce (Electron Physics Group, NIST, Gaithersburg, MD 20899)

08:36 A22.02 The Role of Interfaces in the Exchange Coupling of Fe/Cr/Fe(001) Systems

B. Heinrich, J. F. Cochran, K. Myrtle (Physics Dept., Simon Fraser University, Burnaby, B.C.,V5A-1S6, Canada)

08:48 A22.03 Spin-density-wave antiferromagnetism of Cr in Fe/Cr(001) superlattices^*

S.D. Bader, Eric E. Fullerton (Materials Science Division, Argonne National Laboratory), J.L. Robertson (Solid State Division, Oak Ridge National Laboratory)

09:00 A22.04 Structural, Field, and Temperature Dependence of Non-Collinear Magnetic Coupling in Fe/Cr(001) Superlattic\-es

J.F. Ankner, H. Kaiser, K. Hamacher (Missouri University Research Reactor), A. Schreyer, Th.\ Zeidler, P. Bödeker, H. Zabel (Ruhr Universität Bochum), M. Schäfer, P. Grünberg (Forschungszentrum Jülich)

09:12 A22.05 Interlayer exchange coupling in Fe/Cr multilayers

L. TSETSERIS, B. C. LEE, Y. C. CHANG (University of Illinois at Urbana-Champaign)

09:24 A22.06 Spin-dependent interface reflection in Cr/Fe multilayers

M. D. Stiles (Electron Physics Group, National Institute of Standards and Technology, Gaithersburg, MD 20899)

09:36 A22.07 Magnitude of the Oscillatory Exchange Coupling in Fe/Au/Fe(100)

J. Unguris, R. J. Celotta, D. T. Pierce (National Institute of Standards and Technology)

09:48 A22.08 Electron Localization in Co/Ni Superlattices

Sihong Kim, D. Lederman, J. M. Gallego, Ivan K. Schuller (Physics Department, University of California - San Diego)

10:00 A22.09 Superlattice versus Quantum-Size effects in Ni/Co multilayers

M. Carmen Muñoz, M. Pilar López Sancho (Instituto de Ciencia de Materiales de Madrid, Consejo Suoerior de Investigaciones Científicas)

08:00 A23.01 Diffuse Scattering Investigations of Orientational Pair Potentials in C_60

Peter Wochner (Brookhaven National Laboratory)

08:36 A23.02 Diffuse Scattering and Orientational Correlations in Solid C_60.

Sylvain Ravy, Pascale Launois, Roger Moret (Laboratoire de physique des solides, CNRS URA2, Université Paris-Sud, Orsay, France)

08:48 A23.03 The new model for the interaction potential of C_60 molecules in solids.

S. Savin, A. B. Harris (Department of Physics and Astronomy, University of Pennsylvania, Philadelphia, PA 19104), T. Yildirim (National Institute of Standards and Technology, Gaithersburg, MD 20899)

09:00 A23.04 Thermoelastic Phenomena Around the Orientational Ordering Transition in Crystalline Fullerenes

Michael A. Fradkin (Department of Mechanical and Aerospace Engineering, Carleton University, Ottawa, Canada)

09:12 A23.05 The Effect of Impurities and Crystal Defects on the fcc-sc Transition in C_60

A.K. Gangopadhyay, T. Kowalewski, J.S. Schilling (Dept. Physics & Chemistry, Washington Univ., St. Louis, MO)

09:24 A23.06 Thermal Stability of Solid C_60

M. R. Stetzer, P. A. Heiney, A. R. McGhie, J. E. Fischer (University of Pennsylvania)

09:36 A23.07 Orientational Phase Transition in Solid Cubane

D. A. NEUMANN (National Institute of Standards and Technology (NIST), Gaithersburg, MD 20899), T. YILDIRIM (University of Maryland and NIST), P. M. GEHRING (NIST), P. E. EATON, D. P. VANMEURS (University of Chicago,Chicago, IL 60637)

09:48 A23.08 Lattice Dynamics of Solid Cubane and Dodecahedrane

P. M. GEHRING (National Institute of Standards and Technology (NIST), Gaithersburg, MD 20899), T. YILDIRIM (University of Maryland, College Park, MD 20742, and NIST), D. A. NEUMANN (NIST), P. E. EATON, D. P. VANMEURS (University of Chicago, Chicago, IL 60637)

10:00 A23.09 Intercalation Kinetics for Ne into C_60 Measured by in s itu Neutron Powder Diffraction

J.D. Jorgensen, S. Short (Argonne National Laboratory), B. Morosin, J.E. Schirber (Sandia National Laboratories), G.H. Kwei (Lawrence Livermore National Laboratory)

10:12 A23.10 Search for Intercalation of \(^4\)He into \(C_60\)

W. Teizer, R. B. Hallock (University of Massachusetts, Amherst, MA), A. F. Hebard (ATT Bell Labs, Murray Hill, NJ)

A23.11 Orientational Ordering of Solid C_70

Young Hee Lee, Dong-Hwa Oh (Department of Physics, Jeonbuk National University, Korea)

08:00 A24.01 The X-ray Plastic Effect

Victor F. Petrenko, Niyaz N. Khusnatdinov, Ian Baker (Thayer School of Engineering, Dartmouth College, Hanover, NH 03755)

08:12 A24.02 Interpretation of X-ray line profiles from heavily dislocated fcc single crystals

Robb Thomson (National Institute of Standards and Technology), L. E. Levine (Washington State University)

08:24 A24.03 In situ measurements of dislocation structure evolution in plastically deformed single-crystal aluminum

L. E. Levine (Washington State University), R. J. Fields, D. R. Black, H. Burdette, G. G. Long (National Institute of Standards and Technology)

08:36 A24.04 SANS and TEM Analysis of Dislocations in Deformed Single Crystal Copper

J.W. Althauser, B.J. Heuser (Dept.\ Nuclear Engineering, University of Illinois, Urbana, IL)

08:48 A24.05 Nature of Dislocations in Si, Ge, and C

Lars B. Hansen, Bengt I. Lundqvist (Department of Applied Physics, Chalmers University of Technology and Göteborg University, Göteborg, S-412 96 Sweden), Kurt Stokbro, Karsten W. Jacobsen (CAMP, The Technical University of Denmark, DK-2800 Lyngby, Denmark)

09:00 A24.06 Fundamental Energies of Liquid Metal Embrittlement: Ga/Al

Peter J. Feibelman, Roland Stumpf, T. A. Michalske (Sandia National Laboratories)

09:12 A24.07 Acoustic Response of Laminated SiC Ceramics

Raul Esquivel-Sirvent, Cecilia Noguez (Department of Physics and Astronomy, CMSS Program Ohio University.)

09:24 A24.08 Mobile Dislocations and Chaos

JI-FU KUNG, HONGYONG BAO, J.M. GALLIGAN (University of Connecticut Storrs, CT)

09:36 A24.09 Nanometer-scale mechanical behavior of metallic surfaces

G.E. Franklin, J.E. Houston, T.A. Michalske (Sandia National Laboratories)

09:48 A24.10 Electron-Lubrication Theory of Electroplastic Processing

Renji ZHANG, Yao SHEN, Mingxing ZHENG, Huatiang ZHANG (Tsinghua University, Beijing, China), Naican WHANG (Beijing Institute of Electroprocessing, Beijing, China)

08:00 A25.01 First Satellite NMR Spectroscopy

A.F. McDowell, Mark S. Conradi (Washington University, St. Louis), J. Haase (University of Leipzig)

08:12 A25.02 Raman Heterodyne Detection of Nuclear Magnetic Resonance (RHDNMR) as a Probe of Defects in Crystals and Glasses

G.K. Liu, C.-K. Loong, J. Huang, Y. Chen, J.V. Beitz (Argonne National Laboratory, Argonne IL)

08:24 A25.03 An Agile Direct Digital Synthesized Radio Frequency Control System for Solid State NMR.

E. Lee, D. R. Torgeson (Ames Laboratory, Dept. of Physics and Astronomy, Iowa State University, Ames, IA 50011)

08:36 A25.04 NMR/NQR Studies of Oxygen Doped La_2CuO_4: Inhomogeneous Structure and Hole Localization

P. Chris Hammel (Condensed Matter and Thermal Physics Group, Los Alamos National Lab, Los Alamos, NM 87545)

09:12 A25.05 Nuclear Relaxation Enhancement of Metallic Antimony by ^3He at Low Temperatures^\ast

E.B. Genio, J.W. Xu, G.G. Ihas, N.S. Sullivan (Department of Physics and Center for Ultralow Temperature Research, University of Florida, Gainesville, FL 32611)

09:24 A25.06 NMR Determination of Deuterium Sites in YD_x

Natalie L. Adolphi, John J. Balbach, Mark S. Conradi (Washington University, Department of Physics)

09:36 A25.07 Nitrogen Nuclear Quadrupole Interactions in Cocaine

RANJIT PATI, N. SAHOO, T.P. DAS (State University of New York at Albany), S.N. RAY (Software Corporation of American, Lanham, MD)

09:48 A25.08 Nitrogen Nuclear Quadrupole Interaction in \beta-HMX.

RANJIT PATI, N. SAHOO, T.P. DAS (State University of New York at Albany), S.N. RAY (Software Corp. of America, Lanham, MD)

08:00 A26.01 Epitaxial Magnetic and Nonmagnetic Compounds Integrated with III-V Semiconductors

Masaaki Tanaka (Department of Electronic Engineering, University of Tokyo)

08:36 A26.02 Spin Polarization in Rare Earth Pnictides

Walter R. L. Lambrecht (Case Western Reserve University)

09:12 A26.03 Electronic states in ErAs quantum wells

A. G. Petukhov (Dept. of Physics, South Dakota School of Mines and Technology), W. R. L. Lambrecht, B. Segall (Dept. of Physics, Case Western Reserve University)

09:24 A26.04 Electronic Structure and Conductivity of Fe|Ge|Fe

W. H. Butler, X.-G. Zhang (Oak Ridge National Laboratory), J. M. MacLaren (Tulane University)

09:36 A26.05 Magneto-Transport and Metal-Insulator Transition (MIT) in amorphous RE-Si alloys^*

M. Q. Tran, E. M. Wilcox, A. E. Gebala, F. Hellman (UCSD Physics Department)

09:48 A26.06 Patterning of Submicron Magnets in GaAs by Focused Ion Beam Implantation of Mn

J.M. Kikkawa, J. Shi, P.M. Petroff, D.D. Awschalom (Univ. of California, Santa Barbara), K. Babcock (Digital Instruments, Santa Barbara, CA)

10:00 A26.07 Magnetic and Magnetoresistance measurements on Fe_3GaAs Precipitates in GaAs

T.M. Pekarek, B.C. Crooker, I. Lahiri, D.D. Nolte, S. Li, M. McElfresh, J.C.P. Chang, E.S. Harmon, M.R. Melloch, J.M. Woodall (Purdue University)

10:12 A26.08 Experimental Determination of the Electronic Structure of Buried Silicides in

A. Chaiken, J.A. Carlisle, R.P. Michel, L.J. Terminello (Lawrence Livermore National Lab, Livermore, CA 94550), J.J. Jia, T.A. Callcott (University of Tennessee, Knoxville, TN 37996), D.L. Edererer (Tulane University, New Orleans, LA 70118)

10:24 A26.09 Magneto-mechanical Properties of Terfenol-D Films on Si

Q. Su, Y. Zheng, A. Roytburd, Y. Wen, M. Wuttig (Department of Mat. and Nuc. Eng., Univ. of Maryland)

08:00 A27.01 Water Induced Effects On The Moderation Efficiency Of Rare Gas Solids

Mihail P. Petkov, Kelvin G. Lynn (Brookhaven National Laboratory), Leonard O. Roellig (City College, CUNY)

08:12 A27.02 Nonthermal Diffusion of Impurities in Silicon and Diamond

Mark T. Graham, Royal G. Albridge, Alan Barnes, Brian Barnes, Al Beth, Jim Davidson, Jonathan Gilligan, Jim McKinley, Sokrates Pantelides, Norman Tolk, Frank Yan (Vanderbilt University)

08:24 A27.03 NMR Studies of Molecular Motions in the Zintl Compounds NaSn and CsPb

R. D. Stoddard, M. S. Conradi (Washington University), A. F. McDowell (Knox College), M.-L. Saboungi, D. L. Price (Argonne Nat'l Labs)

08:36 A27.04 Extended electrical transport measurements on the mixed ioni c-electronic conductor Ag_xCS_2

P.K. Lemaire, R. Ruotolo, R. Speel (Physics Department, Central Connecticut State University)

08:48 A27.05 Carbon Segregation from Melt-Grown MgO Single Crystals and Formation of Organic Molecules

Alka Gupta, Devendra Kumar, Friedemann Freund, Minoru M. Freund (SETI Institute and NASA Ames Research Center)

09:00 A27.06 Laser Desorption of Energetic Positive Ions from Inorganic Single Crystals

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

09:12 A27.07 Preparation of Fe-Cr-Ni Alloy Powders Used in Selective Laser Sintering (SLS) Process

Renji ZHANG, Guanghua SUI, Qingjun DIAO, Haibin GUO, Yongnian YAN (Tsinghua University, Beijing, China), Yumming ZHU, Shek Kiu CHAN (University of Macau, Macau)

08:00 A28.01 Role of Structure and Morphology in the Semiconducting Properties of Thiophen-Based Thin-Film-Transitor Materials.

A.J. Lovinger (AT&T Bell Laboratories)

08:36 A28.02 Surface Areas and Pore Structure of Porous Isotactic Polypropylene Crystallized from Supercritical Propane Solution

P.D. Whaley, R.S. Stein, H.H. Winter, P. Ehrlich (University of Massachusetts - Amherst)

08:48 A28.03 White-Beam Synchrotron X-ray Topography (WBSXT) of Diacetylene Single Crystals and Bicrystals

J. Liao (General Electric), D. C. Martin, J. C. Bilello (The University of Michigan)

09:00 A28.04 New Insight of Isothermal Polymer Crystallization By Synchrotron Time-Resolved SAXS Measurements

Benjamin Hsiao, Ravi Verma (DuPont CR&D)

09:12 A28.05 Simultaneous SAXS/WAXS study of crystallization of PEEK/PEKK blends.

W. Wang, J.M. Schultz (Materials Science Program, University of Delaware, Newark, DE 19716), B.S. Hsiao (Central Research and Development, E.I. DuPont de Nemour amp; Co., Inc. Experimental Station, Wilmington, DE 19880)

09:24 A28.06 Morphology and Phase Behavior of poly(ethylene oxide) Blends

S. BALIJEPALLI, J.M. SCHULTZ (Department of Chemical Engineering, University of Delaware, Newark, DE 19716)

09:36 A28.07 An Analysis of the 1060 cm^-1 band of the Raman Spectrum of Polyethylene

J.T. Graham, L. Mandelkern (Florida State University), R.G. Alamo (FAMU/FSU College of Engineering)

09:48 A28.08 The Observation of A Longitudinal Acoustic Mode in a Biodegradable Polyester, Poly(\beta-hydroxybutyrate) (PHB)

B.T. CHIEN, S.L. HSU (University of Massachusetts(Amherst))

10:00 A28.09 Positron Annihilation Lifetime Spectroscopy of Highly Crystalline Polymers

H.A. Hristov, A.F. Yee, D.W. Gidley (University of Michigan), Y. Kitano (Toray Inc., Japan)

10:12 A28.10 Optical Diffraction from Spherulitic Bands in Polyester Blends.

S. Rane, G. Beaucage (University of Cincinnati), M. M. Satkowski (The Procter and Gamble Company), H. Aoki, Y. Doi (RIKEN, The Institute for Physical and Chemical Research, Waco-shi, Saitama, Japan)

10:24 A28.11 Crystallization from Segregated Block Copolymer Melts

D.J. Quiram, R.A. Register (Department of Chemical Engineering, Princeton University), G.R. Marchand (Dow Chemical Company), A.J. Ryan (University of Manchester Institute of Science and Technology)

10:36 A28.12 Molecular and Lamellar Orientation of the Transcrystalline Region in Fiber-Reinforced Polypropylene Composites.

D.M. Dean, R.A. Register, L. Rebenfeld (TRI/Princeton and Department of Chemical Engineering, Princeton University), B.S. Hsiao (DuPont Central Ramp;D)

10:48 A28.13 Morphological Characterization of High Performance Polymer Fibers Via SAXS Technique

Benjamin Hsiao, Amit Biswas (DuPont), Malcolm Capel (BNL), Stephen Cheng (U. Akron)

08:36 A'29.01 Tackifier Segregation in Model Pressure Sensitive Adhesive Systems

Xiaoqing Li, Mark D. Foster (The University of Akron), C. Majkrzak (NIST)

08:48 A'29.02 Surface Modification via Chain End Segregation in Polymer Blends

G.J. Kellogg, T.F. Schaub, A.M. Mayes (Department of Materials Science and Engineering, Massachusetts Institute of Technology), R. Kulasekere, J.F. Ankner, H. Kaiser (Reasearch Reactor Center, University of Missouri-Columbia)

09:00 A'29.03 Surface Modification via Chain End Segregation in Branched/Linear Polymer Blends

D.G. Walton, P.P. Soo, A.M. Mayes (Department of Materials Science and Engineering, Massachusetts Institute of Technology), J.F. Ankner, H. Kaiser (Research Reactor Center, University of Missouri--Columbia)

09:12 A'29.04 SHEAR OF CONFINED PERFLUORINATED MOLECULES

YOON-KYOUNG CHO, A. LEVENT DEMIREL, STEVE GRANICK (University of Illinois at Urbana-Champaign)

09:24 A'29.05 Deformation of Absorbed and Grafted Polymer Layers in Shear Flows

James L. Harden, Miguel Aubouy, Michael E. Cates (Department of Physics, University of Edinburgh)

09:36 A'29.06 Dynamics of Phase Seperation of PBrS and PS Homo and Block Copolymer Blends

D. Slep (Hilord Chemical and SUNY Stony Brook), N.Y.N. Totsuka, J. Li, M.H. Rafailovich, J. Sokolov (SUNY Stony Brook), S.A. Schwarz (Queens College), Y. Liu (IBM, San Jose)

09:48 A'29.07 ENHANCEMENT of INTERFACIAL ADHESION VIA SURFACE SEGREGATION AT PS/SAN INTERFACES

M. Schaefer (Commack High School, Commack, NY), R.S. Stein, V. Janarthanan (Dept. of Polymer Sci. amp; Eng., U. of Mass., Amherst, MA), L. Guo, M.H. Rafailovich, S. Sokolov (Dept. of Materials Scie. amp; Eng., SUNY Stony Brook, NY), S.A. Schwarz (Queens College, Flushing, NY)

10:00 A'29.08 Enhancement of Surface Enrichment in Miscible Polymer Blends Near the Critical Point

J. GENZER, R.J. COMPOSTO (Department of Materials Science and Engineering, The University of Pennsylvania, Philadelphia)

10:12 A'29.09 Segregation in Miscible Blends of Random Copolymers

R.J. COMPOSTO, R. OSLANEC, J. GENZER (Department of Materials Science and Engineering, University of Pennsylvania, Philadelphia), A. FALDI (Exxon Chemical Corporation, Baytown), A. WONG (Argonne National Laboratory, Argonne)

10:24 A'29.10 Molecular/hydrodynamic origin of spurt flow instability

S.Q. Wang, P.A. Drda (Case Western Reserve University)

10:36 A'29.11 Measurement and Modeling of Thermal Contact Resistance at a Plastic-Metal Interface

L SRIDHAR, KWABENA A. NARH (New Jersey Institute of Technology)

10:48 A'29.12 Surface melt fracture in linear low density polyethylene (LLDPE)

P.A. Drda, S.Q. Wang (Case Western Reserve University)

08:36 A'30.01 Simulation of Nematic Ordering and Spinodal Decomposition in a Polymer/Liquid-Crystal Blend

S.C. Glotzer, C. Castellano, S.A. Langer (Materials Theory Center, NIST, Gaithersburg, MD 20899), A.J. Liu (Dept. of Chemistry and Biochemistry, UCLA, Los Angeles, = CA 90095), R.C. Desai (Dept. of Physics, Univ. of Toronto, Toronto, Ontario, CA= N), P. Palffy-Muhoray (Liquid Crystal Institute, KSU, Kent, OH, 44242)

08:48 A'30.02 Surface-directed Spinodal Decomposition: Hydro-dynamic Effects.

H. CHEN, A. CHAKRABARTI (Department of Physics, Kansas State University)

09:00 A'30.03 Density Functional Theory of Polymer-Polymer Phase Separation Behavior

J.D. McCoy, S.K. Nath (New Mexico Institute of Mining and Technology), J.G. Curro, R.S. Saunders (Sandia National Laboratories)

09:12 A'30.04 Transient Surface Roughening of Thin Films of Phase Separating Polymer Mixtures^*

Jakob Heier, Klaus D. Jandt, Edward J. Kramer (Cornell University), Frank S. Bates (University of Minnesota)

09:24 A'30.05 Dynamics of Phase Separation under Shear Flow in Polymer Mixtures

TAO SUN, DAVID JASNOW, ANNA C. BALAZS (Materials Science Engineering Department, The University of Pittsburgh, Pittsburgh, PA, 15261)

09:36 A'30.06 Effect of the Onsager coefficient on spinodal decomposition in the isotopic blend polystyrene/deutero- polystyrene studied with SANS

G. Muller, D. Schwahn, H. Eckerlebe, J. Rieger, T. Springer

09:48 A'30.07 Phase Behavior and Phase-Separation of Strongly Interacting Polymer= Blends

Robert Weiss, Yi Feng (University of Connecticut), Charles Han (N.I.S.T.)

10:00 A'30.08 Small-Angle Neutron Scattering Investigations of Liquid- Liquid Phase Separation in Heterogeneous Linear Low-Density Polyethylene

G.D. WIGNALL, J.D. LONDONO (Oak Ridge National Laboratory), F.C. STEHLING (Exxon Chemical Company), R.G. ALAMO, L. MANDELKERN (Florida State University)

10:12 A'30.09 Nucleation Initiated Spinodal Decomposition in a Polymerizing System

Thein Kyu, Jae-Hyung Lee (Institute of Polymer Engineering, The University of Akron)

10:24 A'30.10 Quantifying the Rheological Behavior of Polymer Blends near the Phase Separation^#

D. Vlassopoulos, M. Kapnistos, I. Chira, S. H. Anastasiadis (FO.R.T.H.-I.E.S.L., Greece)

10:36 A'30.11 Polymer Solution Coarsening in Restricted Dimensions: Dependence on Distance from Criticality and Interfacial Tension

C.K. HAAS, J.M. TORKELSON (Northwestern Univ.)

10:48 A'30.12 Dynamics of Phase Separation in Crosslinked Polymer Blends

V.G. Benza, Riva, M.P. (Università degli Studi di Milano -ITALY-)

10:12 A'4.01 Public Private Partnerships, Corporate Welfare or Building the Nation's Scientific Infrastructure?

C.V. Shank (Ernest Orlando Lawrence Berkeley National Laboratory, Berkeley)