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Physical Review Letters

Volume 74, Issue 20

15 May 1995

Browse Issues:

LETTERS

General Physics

Collapse of Chern-Simons–Gauged Matter Fields

L. Bergé, A. de Bouard, and J. C. Saut

Phys. Rev. Lett. 74, 3907 (1995) - Published 15 May, 1995

Thomas-Fermi Method for Particles Obeying Generalized Exclusion Statistics

Diptiman Sen and R. K. Bhaduri

Phys. Rev. Lett. 74, 3912 (1995) - Published 15 May, 1995

Classical $XY$ Model in 1.99 Dimensions

Tohru Koma and Hal Tasaki

Phys. Rev. Lett. 74, 3916 (1995) - Published 15 May, 1995

Elementary Particles and Fields

Universal Fluctuations in Spectra of the Lattice Dirac Operator

M. A. Halasz and J. J. M. Verbaarschot

Phys. Rev. Lett. 74, 3920 (1995) - Published 15 May, 1995

Two-Dimensional String-Theory Model with No Folds

Jacek Pawełczyk

Phys. Rev. Lett. 74, 3924 (1995) - Published 15 May, 1995

$CP$ Violation in Hyperon Decays due to Left-Right Mixing

Darwin Chang, Xiao-Gang He, and Sandip Pakvasa

Phys. Rev. Lett. 74, 3927 (1995) - Published 15 May, 1995

Vacuum Structure and Spectrum of $N = 2$ Supersymmetric $SU (n)$ Gauge Theory

Philip C. Argyres and Alon E. Faraggi

Phys. Rev. Lett. 74, 3931 (1995) - Published 15 May, 1995

Nuclear Physics

Smooth Termination of Collective Rotational Bands

I. Ragnarsson, V. P. Janzen, D. B. Fossan, N. C. Schmeing, and R. Wadsworth

Phys. Rev. Lett. 74, 3935 (1995) - Published 15 May, 1995

Microscopic Description of Alpha Decay to Intruder $0_{2}^{+}$ States in Pb, Po, Hg, and Pt Isotopes

D. S. Delion, A. Florescu, M. Huyse, J. Wauters, P. Van Duppen, A. Insolia, and R. J. Liotta (ISOLDE Collaboration)

Phys. Rev. Lett. 74, 3939 (1995) - Published 15 May, 1995

Splitting of the Isoscalar $E 2$ Giant Resonance and Evidence of Low-Lying $E 0$ Strength in ${}^{40}C a$

S. Kamerdzhiev, J. Speth, and G. Tertychny

Phys. Rev. Lett. 74, 3943 (1995) - Published 15 May, 1995

Atomic, Molecular, and Optical Physics

Stopping Powers for Positrons and Electrons

W. N. Lennard, G. R. Massoumi, Peter J. Schultz, P. J. Simpson, and G. C. Aers

Phys. Rev. Lett. 74, 3947 (1995) - Published 15 May, 1995

Topography and Dynamics of Multidimensional Interatomic Potential Surfaces

R. Stephen Berry and Ralph Breitengraser-Kunz

Phys. Rev. Lett. 74, 3951 (1995) - Published 15 May, 1995

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, Etc.

Trajectory (Phase) Selection in Multistable Systems: Stochastic Resonance, Signal Bias, and the Effect of Signal Phase

Weiming Yang, Mingzhou Ding, and Hu Gang

Phys. Rev. Lett. 74, 3955 (1995) - Published 15 May, 1995

Dynamical Localization: Classical vs Quantum Oscillations in Momentum Spread of Cold Atoms

P. J. Bardroff, I. Bialynicki-Birula, D. S. Krähmer, G. Kurizki, E. Mayr, P. Stifter, and W. P. Schleich

Phys. Rev. Lett. 74, 3959 (1995) - Published 15 May, 1995

Study of Quantum Dynamics in the Transition from Classical Stability to Chaos

J. C. Robinson, C. Bharucha, F. L. Moore, R. Jahnke, G. A. Georgakis, Q. Niu, M. G. Raizen, and Bala Sundaram

Phys. Rev. Lett. 74, 3963 (1995) - Published 15 May, 1995

From Fermi's Golden Rule to the Vacuum Rabi Splitting: Magnetopolaritons in a Semiconductor Optical Microcavity

J. Tignon, P. Voisin, C. Delalande, M. Voos, R. Houdré, U. Oesterle, and R. P. Stanley

Phys. Rev. Lett. 74, 3967 (1995) - Published 15 May, 1995

Structural Similarity and Transition from Newtonian to Non-Newtonian Behavior for Clay-Water Suspensions

P. Coussot

Phys. Rev. Lett. 74, 3971 (1995) - Published 15 May, 1995

Experiments with Turbulent Soap Films

H. Kellay, X-l. Wu, and W. I. Goldburg

Phys. Rev. Lett. 74, 3975 (1995) - Published 15 May, 1995

Plasma and Beam Physics

Narrowing of the Bennett Hole In Collisional Plasma

E. V. Podivilov, D. A. Shapiro, and M. G. Stepanov

Phys. Rev. Lett. 74, 3979 (1995) - Published 15 May, 1995

Saturation Spectra of the Two-Plasmon Decay Instability

D. F. DuBois, D. A. Russell, and Harvey A. Rose

Phys. Rev. Lett. 74, 3983 (1995) - Published 15 May, 1995

Characterization of Magnetic Turbulence in Tokamak Plasmas through Hard X-Ray Spectra

L. Rodríguez-Rodrigo and F. Castejón

Phys. Rev. Lett. 74, 3987 (1995) - Published 15 May, 1995

Electron Density Measurements of High Density Plasmas Using Soft X-Ray Laser Interferometry

L. B. Da Silva, T. W. Barbee, Jr., R. Cauble, P. Celliers, D. Ciarlo, S. Libby, R. A. London, D. Matthews, S. Mrowka, J. C. Moreno, D. Ress, J. E. Trebes, A. S. Wan, and F. Weber

Phys. Rev. Lett. 74, 3991 (1995) - Published 15 May, 1995

Condensed Matter: Structure, Etc.

Plastic Deformation of Nanometer-Scale Gold Connective Necks

N. Agraït, G. Rubio, and S. Vieira

Phys. Rev. Lett. 74, 3995 (1995) - Published 15 May, 1995

Atomic-Scale Variations of the Tunneling Distribution in a Scanning Tunneling Microscope Observed by Ballistic-Electron-Emission Microscopy

H. Sirringhaus, E. Y. Lee, and H. von Känel

Phys. Rev. Lett. 74, 3999 (1995) - Published 15 May, 1995

Fluctuating Bond Aggregation: A Model for Chemical Gel Formation

Rémi Jullien and Anwar Hasmy

Phys. Rev. Lett. 74, 4003 (1995) - Published 15 May, 1995

Antisite-Related Defects in GaAs Grown at Low Temperatures

J. I. Landman, C. G. Morgan, and J. T. Schick

Phys. Rev. Lett. 74, 4007 (1995) - Published 15 May, 1995

Infrared Properties of Ortho and Mixed Crystals of Solid Deuterium at Megabar Pressures and the Question of Metallization in the Hydrogens

Lijing Cui, Nancy H. Chen, and Isaac F. Silvera

Phys. Rev. Lett. 74, 4011 (1995) - Published 15 May, 1995

Pressure-Induced Transformation Path of Graphite to Diamond

S. Scandolo, M. Bernasconi, G. L. Chiarotti, P. Focher, and E. Tosatti

Phys. Rev. Lett. 74, 4015 (1995) - Published 15 May, 1995

Melting in Two-Dimensional Lennard-Jones Systems: Observation of a Metastable Hexatic Phase

Kun Chen, Theodore Kaplan, and Mark Mostoller

Phys. Rev. Lett. 74, 4019 (1995) - Published 15 May, 1995

Self-Diffusion in Supercooled Binary Liquids

J. Bosse and Y. Kaneko

Phys. Rev. Lett. 74, 4023 (1995) - Published 15 May, 1995

Superfluid Precursor Effects in a Model of Hybridized Bosons and Fermions

J. Ranninger, J. M. Robin, and M. Eschrig

Phys. Rev. Lett. 74, 4027 (1995) - Published 15 May, 1995

Morphological Stability of Alloy Thin Films

J. E. Guyer and P. W. Voorhees

Phys. Rev. Lett. 74, 4031 (1995) - Published 15 May, 1995

Condensed Matter: Electronic Properties, Etc.

Density-Polarization Functional Theory of the Response of a Periodic Insulating Solid to an Electric Field

X. Gonze, Ph. Ghosez, and R. W. Godby

Phys. Rev. Lett. 74, 4035 (1995) - Published 15 May, 1995

Phase Diagram of Correlated Electrons in a Lattice of Berry Phase Molecules

Giuseppe Santoro, Marco Airoldi, Nicola Manini, Erio Tosatti, and Alberto Parola

Phys. Rev. Lett. 74, 4039 (1995) - Published 15 May, 1995

Ultranarrow Luminescence Lines from Single Quantum Dots

M. Grundmann, J. Christen, N. N. Ledentsov, J. Böhrer, D. Bimberg, S. S. Ruvimov,‡, P. Werner, U. Richter, U. Gösele, J. Heydenreich, V. M. Ustinov, A. Yu. Egorov, A. E. Zhukov, P. S. Kop'ev, and Zh. I. Alferov

Phys. Rev. Lett. 74, 4043 (1995) - Published 15 May, 1995

Coherence and Phase Sensitive Measurements in a Quantum Dot

A. Yacoby, M. Heiblum, D. Mahalu, and Hadas Shtrikman

Phys. Rev. Lett. 74, 4047 (1995) - Published 15 May, 1995

Observation of Supercurrent Drag between Normal Metal and Superconducting Films

Xiaokang Huang, Greg Bazàn, and Gary H. Bernstein

Phys. Rev. Lett. 74, 4051 (1995) - Published 15 May, 1995

Universal Fluctuations of Chern Integers

Paul N. Walker and Michael Wilkinson

Phys. Rev. Lett. 74, 4055 (1995) - Published 15 May, 1995

Observation of Highly Enhanced Curie Temperature at Ni-Al Alloy Surfaces

M. Polak, L. Rubinovich, and J. Deng

Phys. Rev. Lett. 74, 4059 (1995) - Published 15 May, 1995

Theory of Oscillatory Exchange Coupling in Fe/(V,Cr) and Fe/(Cr,Mn)

Mark van Schilfgaarde, Frank Herman, Stuart S. P. Parkin, and Josef Kudrnovský

Phys. Rev. Lett. 74, 4063 (1995) - Published 15 May, 1995

First-Principles Determination of Chain-Structure Instability in KNb $O_{3}$

Rici Yu and Henry Krakauer

Phys. Rev. Lett. 74, 4067 (1995) - Published 15 May, 1995

Cross-Disciplinary Physics

Pulse Propagation in the Catalytic Oxidation of Carbon Monoxide on Platinum

S. Y. Yamamoto, C. M. Surko, M. B. Maple, and R. K. Pina

Phys. Rev. Lett. 74, 4071 (1995) - Published 15 May, 1995

Network of Neural Oscillators for Retrieving Phase Information

Toshio Aoyagi

Phys. Rev. Lett. 74, 4075 (1995) - Published 15 May, 1995

Superradiance of High Density Frenkel Excitons at Room Temperature

H. Z. Wang, X. G. Zheng, F. L. Zhao, Z. L. Gao, and Z. X. Yu

Phys. Rev. Lett. 74, 4079 (1995) - Published 15 May, 1995

Conditional Quantum Dynamics and Logic Gates

Adriano Barenco, David Deutsch, Artur Ekert, and Richard Jozsa

Phys. Rev. Lett. 74, 4083 (1995) - Published 15 May, 1995

Realizable Universal Quantum Logic Gates

Tycho Sleator and Harald Weinfurter

Phys. Rev. Lett. 74, 4087 (1995) - Published 15 May, 1995

Quantum Computations with Cold Trapped Ions

J. I. Cirac and P. Zoller

Phys. Rev. Lett. 74, 4091 (1995) - Published 15 May, 1995

COMMENTS

Superfluidity of Hydrogenlike Gas in a Strong Magnetic Field?

Dong Lai

Phys. Rev. Lett. 74, 4095 (1995) - Published 15 May, 1995

Korolev and Liberman Reply:

A. V. Korolev and M. A. Liberman

Phys. Rev. Lett. 74, 4096 (1995) - Published 15 May, 1995

Comment on “Crystal Field Model of the Magnetic Properties of UR $u_{2}$ S $i_{2}$ ”

M. B. Walker and W. J. L. Buyers

Phys. Rev. Lett. 74, 4097 (1995) - Published 15 May, 1995

Santini and Amoretti Reply:

P. Santini and G. Amoretti

Phys. Rev. Lett. 74, 4098 (1995) - Published 15 May, 1995

ERRATA

Isospin Structure of Penguin Diagrams and Their Consequences in $B$ Meson Physics

N. G. Deshpande and Xiao-Gang He

Phys. Rev. Lett. 74, 4099 (1995) - Published 15 May, 1995

Branching Processes in the Dissociative Recombination of $H_{3}^{+}$

S. Datz, G. Sundström, Ch. Biedermann, L. Broström, H. Danared, S. Mannervik, J. R. Mowat, and M. Larsson

Phys. Rev. Lett. 74, 4099 (1995) - Published 15 May, 1995

Wiggly Relativistic Strings [Phys. Rev. Lett. 69, 2611 (1992)]

Jooyoo Hong, Jaewan Kim, and Pierre Sikivie

Phys. Rev. Lett. 74, 4099 (1995) - Published 15 May, 1995