Volume 81, Issue 17

H. Orihara, C. C. Yun, A. Terakawa, K. Itoh, A. Yamamoto, K. Kawami, H. Suzuki, Y. Mizuno, H. Kamurai, Y. Tajima, K. Ishii, Y. Fujii, H. Sagawa, T. Suzuki, and H. Ohnuma

Phys. Rev. Lett. 81, 3607 (1998) - Published 26 October, 1998

Atomic, Molecular, and Optical Physics

Photon Switching by Quantum Interference

S. E. Harris and Y. Yamamoto

Phys. Rev. Lett. 81, 3611 (1998) - Published 26 October, 1998

Collapse and Revivals of Wave Packets in Optical Lattices

G. Raithel, W. D. Phillips, and S. L. Rolston

Phys. Rev. Lett. 81, 3615 (1998) - Published 26 October, 1998

New Method for the Study of Dissociation Dynamics of State-Selected Doubly Charged Ions: Application to ${CO}^{2 +}$

F. Penent, R. I. Hall, R. Panajotović, J. H. D. Eland, G. Chaplier, and P. Lablanquie

Phys. Rev. Lett. 81, 3619 (1998) - Published 26 October, 1998

Dynamic Properties of N and O $1 s^{- 1} {σ_{u}}^{*}$ Shape Resonances in $N_{2}$ and ${CO}_{2}$ Molecules

A. A. Pavlychev, N. G. Fominykh, N. Watanabe, K. Soejima, E. Shigemasa, and A. Yagishita

Phys. Rev. Lett. 81, 3623 (1998) - Published 26 October, 1998

Momentum Images of Continuum Electrons from ${He}^{+}$ and ${He}^{2 +}$ on He: Ubiquity of $π$ Structure in the Continuum

M. A. Abdallah, C. L. Cocke, W. Wolff, H. Wolf, S. D. Kravis, M. Stöckli, and E. Kamber

Phys. Rev. Lett. 81, 3627 (1998) - Published 26 October, 1998

Deterministic Entanglement of Two Trapped Ions

Q. A. Turchette, C. S. Wood, B. E. King, C. J. Myatt, D. Leibfried, W. M. Itano, C. Monroe, and D. J. Wineland

Phys. Rev. Lett. 81, 3631 (1998) - Published 26 October, 1998

Observation of Squeezing in the Phase-Dependent Fluorescence Spectra of Two-Level Atoms

Z. H. Lu, S. Bali, and J. E. Thomas

Phys. Rev. Lett. 81, 3635 (1998) - Published 26 October, 1998

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, etc.

Weak Synchronization of Chaotic Coupled Map Lattices

F. S. de San Roman, S. Boccaletti, D. Maza, and H. Mancini

Phys. Rev. Lett. 81, 3639 (1998) - Published 26 October, 1998

Exactly Solvable Phase Oscillator Models with Synchronization Dynamics

L. L. Bonilla, C. J. Pérez Vicente, F. Ritort, and J. Soler

Phys. Rev. Lett. 81, 3643 (1998) - Published 26 October, 1998

Standing and Moving Gap Solitons in Resonantly Absorbing Gratings

Alexander E. Kozhekin, Gershon Kurizki, and Boris Malomed

Phys. Rev. Lett. 81, 3647 (1998) - Published 26 October, 1998

Subharmonic Bifurcation Cascade of Pattern Oscillations Caused by Winding Number Increasing Entrainment

Ch. Jung, B. Huke, and M. Lücke

Phys. Rev. Lett. 81, 3651 (1998) - Published 26 October, 1998

Plasma and Beam Physics

Increasing the Dynamic Aperture of Accelerator Lattices

Weishi Wan and John R. Cary

Phys. Rev. Lett. 81, 3655 (1998) - Published 26 October, 1998

Observation of Simultaneous Axial and Transverse Classical Heat Transport in a Magnetized Plasma

A. T. Burke, J. E. Maggs, and G. J. Morales

Phys. Rev. Lett. 81, 3659 (1998) - Published 26 October, 1998

Transport Barriers Formation and Subneoclassical Energy Fluxes: A Unified Theoretical Approach

André L. Rogister

Phys. Rev. Lett. 81, 3663 (1998) - Published 26 October, 1998

Condensed Matter: Structure, etc.

Direct Observation of a Phason Gap in an Incommensurate Molecular Compound

J. Ollivier, J. Etrillard, B. Toudic, C. Ecolivet, P. Bourges, and A. P. Levanyuk

Phys. Rev. Lett. 81, 3667 (1998) - Published 26 October, 1998

Atomic Motion in Quasicrystalline ${Al}_{70} {Re}_{8.6} {Pd}_{21.4}$ : A Two-Dimensional Exchange NMR Study

J. Dolins̆ek, B. Ambrosini, P. Vonlanthen, J. L. Gavilano, M. A. Chernikov, and H. R. Ott

Phys. Rev. Lett. 81, 3671 (1998) - Published 26 October, 1998

Impurity-Induced Structural Transformation of a MgO Grain Boundary

Y. Yan, M. F. Chisholm, G. Duscher, A. Maiti, S. J. Pennycook, and S. T. Pantelides

Phys. Rev. Lett. 81, 3675 (1998) - Published 26 October, 1998

Dynamics of Ultrafast Phase Changes in Amorphous GeSb Films

K. Sokolowski-Tinten, J. Solis, J. Bialkowski, J. Siegel, C. N. Afonso, and D. von der Linde

Phys. Rev. Lett. 81, 3679 (1998) - Published 26 October, 1998

Random Phononic Structure and Indirect Optical Transitions: An Explanationfor the Hydrogen Dependence of the Amorphous Silicon Band Gap?

C. M. Fortmann

Phys. Rev. Lett. 81, 3683 (1998) - Published 26 October, 1998

Vibrational Pocket Modes: Predictions by the Embedded Crystallite Method and Their Experimental Observation

A. R. Grant, A. J. Sievers, J. H. Harding, and M. J. L. Sangster

Phys. Rev. Lett. 81, 3687 (1998) - Published 26 October, 1998

Nonequilibrium Phase Transitions in Models of Aggregation, Adsorption, and Dissociation

Satya N. Majumdar, Supriya Krishnamurthy, and Mustansir Barma

Phys. Rev. Lett. 81, 3691 (1998) - Published 26 October, 1998

Coil-Globule Transition in Gas-Liquid Nucleation of Polar Fluids

Pieter Rein ten Wolde, David W. Oxtoby, and Daan Frenkel

Phys. Rev. Lett. 81, 3695 (1998) - Published 26 October, 1998

Unusual Coarsening during Phase Separation in Polymer Systems

C. B. Muratov

Phys. Rev. Lett. 81, 3699 (1998) - Published 26 October, 1998

Nonappearance of Vortices in Fast Mechanical Expansions of Liquid $^{4} He$ through the Lambda Transition

M. E. Dodd, P. C. Hendry, N. S. Lawson, P. V. E. McClintock, and C. D. H. Williams

Phys. Rev. Lett. 81, 3703 (1998) - Published 26 October, 1998

Reexamination of Quenches in $^{4} He$ (and $^{3} He$ )

G. Karra and R. J. Rivers

Phys. Rev. Lett. 81, 3707 (1998) - Published 26 October, 1998

Transversely Driven Charge-Density Waves and Striped Phases of High- $T_{c}$ Superconductors: The Current-Effect Transistor

Leo Radzihovsky and John Toner

Phys. Rev. Lett. 81, 3711 (1998) - Published 26 October, 1998

Energetic Impact of Size-Selected Metal Cluster Ions on Graphite

S. J. Carroll, S. G. Hall, R. E. Palmer, and R. Smith

Phys. Rev. Lett. 81, 3715 (1998) - Published 26 October, 1998

Condensed Matter: Electronic Properties, etc.

Novel Metallic State Carrying Localized Spins in the Molecular Conductor $(DMET)_{2} Fe {Br}_{4}$

Toshiaki Enoki, Takashi Umeyama, Akira Miyazaki, Hiroyuki Nishikawa, Isao Ikemoto, and Koichi Kikuchi

Phys. Rev. Lett. 81, 3719 (1998) - Published 26 October, 1998

Theory of Unconventional Spin Density Wave: A Possible Mechanism of the Micromagnetism in U-based Heavy Fermion Compounds

Hiroaki Ikeda and Yoji Ohashi

Phys. Rev. Lett. 81, 3723 (1998) - Published 26 October, 1998

Ab Initio Calculation of the Hall Conductivity: Positive Hall Coefficient of Liquid Fe

Hiroshi Tanaka and Masaki Itoh

Phys. Rev. Lett. 81, 3727 (1998) - Published 26 October, 1998

Time Resolved Electron Motion on Isolated Polymer Chains in Solution

K. J. Donovan, P. Hargrave, K. Scott, M. Somerton, and S. Spagnoli

Phys. Rev. Lett. 81, 3731 (1998) - Published 26 October, 1998

Delocalization in the 1D Anderson Model with Long-Range Correlated Disorder

Francisco A. B. F. de Moura and Marcelo L. Lyra

Phys. Rev. Lett. 81, 3735 (1998) - Published 26 October, 1998

Charge Quantization in a Normal Coulomb Island Strongly Coupled to a Superconductor

K. A. Matveev and L. I. Glazman

Phys. Rev. Lett. 81, 3739 (1998) - Published 26 October, 1998

Quantum Hall Effect at Half-Filled Landau Level: Pairing of Composite Fermions

Takao Morinari

Phys. Rev. Lett. 81, 3741 (1998) - Published 26 October, 1998

$c$ -axis Conductivity in the Normal State of Cuprate Superconductors

P. Prelovšek, A. Ramšak, and I. Sega

Phys. Rev. Lett. 81, 3745 (1998) - Published 26 October, 1998

Evidence for Bulk Superconductivity in $K_{3} C_{60}$ Single Crystals

V. Buntar, F. M. Sauerzopf, C. Krutzler, and H. W. Weber

Phys. Rev. Lett. 81, 3749 (1998) - Published 26 October, 1998

Quantum Decay from Josephson $π$ States

Noriyuki Hatakenaka

Phys. Rev. Lett. 81, 3753 (1998) - Published 26 October, 1998

Nonequilibrium Dynamic Phase Diagram for Vortex Lattices

C. J. Olson, C. Reichhardt, and Franco Nori

Phys. Rev. Lett. 81, 3757 (1998) - Published 26 October, 1998

Simple Model of Superconducting Vortex Avalanches

Kevin E. Bassler and Maya Paczuski

Phys. Rev. Lett. 81, 3761 (1998) - Published 26 October, 1998

Enhancement of Superconductivity of ${Sr}_{2} {RuO}_{4}$ to 3 K by Embedded Metallic Microdomains

Y. Maeno, T. Ando, Y. Mori, E. Ohmichi, S. Ikeda, S. NishiZaki, and S. Nakatsuji

Phys. Rev. Lett. 81, 3765 (1998) - Published 26 October, 1998

Observation of Spatiotemporal Self-Focusing of Spin Waves in Magnetic Films

M. Bauer, O. Büttner, S. O. Demokritov, B. Hillebrands, V. Grimalsky, Yu. Rapoport, and A. N. Slavin

Phys. Rev. Lett. 81, 3769 (1998) - Published 26 October, 1998

Thermal Fluctuations in the Magnetic Ground State of the Molecular Cluster ${Mn}_{12} O_{12}$ Acetate from $μ SR$ and Proton NMR Relaxation

A. Lascialfari, Z. H. Jang, F. Borsa, P. Carretta, and D. Gatteschi

Phys. Rev. Lett. 81, 3773 (1998) - Published 26 October, 1998

Permanent Dipole Contribution to the Linear Electro-optic Effect and Valence Band Dispersion in Zinc-Blende Semiconductors

Jacob B. Khurgin and Paul Voisin

Phys. Rev. Lett. 81, 3777 (1998) - Published 26 October, 1998

Microscopic Theory of Second Harmonic Generation at Si(100) Surfaces

Bernardo S. Mendoza, Andrea Gaggiotti, and Rodolfo Del Sole

Phys. Rev. Lett. 81, 3781 (1998) - Published 26 October, 1998

Cross-Disciplinary Physics

Low-Field MRI of Laser Polarized Noble Gas

C. H. Tseng, G. P. Wong, V. R. Pomeroy, R. W. Mair, D. P. Hinton, D. Hoffmann, R. E. Stoner, F. W. Hersman, D. G. Cory, and R. L. Walsworth

Phys. Rev. Lett. 81, 3785 (1998) - Published 26 October, 1998

Coherent Control of Reactive Scattering

Alexander Abrashkevich, Moshe Shapiro, and Paul Brumer

Phys. Rev. Lett. 81, 3789 (1998) - Published 26 October, 1998

New Rectifying Electrohydrodynamic Instability at the Boundary of Charged Gels in Alternating Electric Fields

Benoit Ladoux, Hervé Isambert, Jean-François Léger, and Jean-Louis Viovy

Phys. Rev. Lett. 81, 3793 (1998) - Published 26 October, 1998

Experimental Features of Self-Organization in Traffic Flow

B. S. Kerner

Phys. Rev. Lett. 81, 3797 (1998) - Published 26 October, 1998

Volume 81, Issue 17

LETTERS

General Physics

Gravitation and Astrophysics

Elementary Particles and Fields