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Physical Review Letters

Volume 67, Issue 1

1 July 1991

Browse Issues:

LETTERS

General Physics

Reliability of small matrices for large spectra with nonuniversal fluctuations

Georg Lenz and Fritz Haake

Phys. Rev. Lett. 67, 1 (1991) - Published 1 July, 1991

Gravitation and Astrophysics

Astrophysics and cosmology confront the 17-keV neutrino

Edward W. Kolb and Michael S. Turner

Phys. Rev. Lett. 67, 5 (1991) - Published 1 July, 1991

Elementary Particles and Fields

Bounds on the magnetic moment of the W boson

Mark A. Samuel, G. Li, Nita Sinha, Rahul Sinha, and M. K. Sundaresan

Phys. Rev. Lett. 67, 9 (1991) - Published 1 July, 1991

Nuclear Physics

Initial entropy generation in ultrarelativistic nuclear collisions

David Seibert

Phys. Rev. Lett. 67, 12 (1991) - Published 1 July, 1991

Time scale for emission of intermediate-mass fragments in ${}^{36}{Ar}$ $+^{197}$ Au collisions at E/A=35 MeV

Y. D. Kim, R. T. de Souza, D. R. Bowman, N. Carlin, C. K. Gelbke, W. G. Gong, W. G. Lynch, L. Phair, M. B. Tsang, F. Zhu, and S. Pratt

Phys. Rev. Lett. 67, 14 (1991) - Published 1 July, 1991

Mechanism of the reaction ${}^{4}{He}$ (e,e’d $)^{2}$ H

R. Ent, H. P. Blok, J. F. J. van den Brand, H. J. Bulten, E. Jans, L. Lapikás, and H. Morita

Phys. Rev. Lett. 67, 18 (1991) - Published 1 July, 1991

Atomic, Molecular, and Optical Physics

Observation of laser-induced recombination in merged electron and proton beams

U. Schramm, J. Berger, M. Grieser, D. Habs, E. Jaeschke, G. Kilgus, D. Schwalm, A. Wolf, R. Neumann, and R. Schuch

Phys. Rev. Lett. 67, 22 (1991) - Published 1 July, 1991

Experimental observation of laser-stimulated radiative recombination

F. B. Yousif, P. Van der Donk, Z. Kucherovsky, J. Reis, E. Brannen, J. B. A. Mitchell, and T. J. Morgan

Phys. Rev. Lett. 67, 26 (1991) - Published 1 July, 1991

Absolute, cascade-free cross sections for the ${}^{2}$ S $\to^{2}$ P transition in ${Zn}^{+}$ using electron-energy-loss and merged-beams methods

Steven J. Smith, K-F. Man, R. J. Mawhorter, I. D. Williams, and A. Chutjian

Phys. Rev. Lett. 67, 30 (1991) - Published 1 July, 1991

Optically induced coherence transfer echoes between Zeeman substates

Dieter Suter, Martin Rosatzin, and Jürgen Mlynek

Phys. Rev. Lett. 67, 34 (1991) - Published 1 July, 1991

Interferometric measurement of quantum noise in a Raman amplifier

R. C. Swanson, P. R. Battle, and J. L. Carlsten

Phys. Rev. Lett. 67, 38 (1991) - Published 1 July, 1991

Dissociative recombination of $H_{2}^{+}$

P. Van der Donk, F. B. Yousif, J. B. A. Mitchell, and A. P. Hickman

Phys. Rev. Lett. 67, 42 (1991) - Published 1 July, 1991

Continuous high-flux monovelocity atomic beam based on a broadband laser-cooling technique

M. Zhu, C. W. Oates, and J. L. Hall

Phys. Rev. Lett. 67, 46 (1991) - Published 1 July, 1991

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, Etc.

Magnetic-fluid oscillator: Observation of nonlinear period doubling

J.-C. Bacri, U. d’Ortona, and D. Salin

Phys. Rev. Lett. 67, 50 (1991) - Published 1 July, 1991

Self-similar drop-size distributions produced by breakup in chaotic flows

F. J. Muzzio, M. Tjahjadi, and J. M. Ottino

Phys. Rev. Lett. 67, 54 (1991) - Published 1 July, 1991

Plasma and Beam Physics

Observation of parallel viscosity in a stellarator

K. Ida, H. Yamada, H. Iguchi, K. Itoh, and CHS Group

Phys. Rev. Lett. 67, 58 (1991) - Published 1 July, 1991

Fluctuation and electron-heat transport in a reversed-field-pinch plasma

H. Ji, H. Toyama, K. Miyamoto, S. Shinohara, and A. Fujisawa

Phys. Rev. Lett. 67, 62 (1991) - Published 1 July, 1991

Scaling of confinement with major and minor radius in the Tokamak Fusion Test Reactor

L. R. Grisham, S. D. Scott, R. J. Goldston, M. G. Bell, R. Bell, N. L. Bretz, C. E. Bush, B. Grek, G. H. Hammett, K. Hill, F. Jobes, D. Johnson, S. Kaye, D. Mansfield, D. Mueller, H. K. Park, A. Ramsey, J. Schivell, B. Stratton, E. J. Synakowski, G. Taylor, and H. H. Towner

Phys. Rev. Lett. 67, 66 (1991) - Published 1 July, 1991

Interaction of lower hybrid wave with fast ions injected by neutral beam on the JT-60 tokamak

M. Nemoto, K. Ushigusa, T. Imai, Y. Ikeda, O. Naito, Y. Kusama, K. Tobita, and H. Takeuchi

Phys. Rev. Lett. 67, 70 (1991) - Published 1 July, 1991

Condensed Matter: Structure, Etc.

Exactly solvable model of statistical mechanics with a countable set of phases

E. D. Belokolos, A. K. Kolezhuk, and O. A. Musienko

Phys. Rev. Lett. 67, 74 (1991) - Published 1 July, 1991

Fractal interfaces in heterogeneous Eden-like growth

Qi-zhong Cao and Po-zen Wong

Phys. Rev. Lett. 67, 77 (1991) - Published 1 July, 1991

Direct observation of the nonaxisymmetric vortex in superfluid ${}^{3}B$

Y. Kondo, J. S. Korhonen, M. Krusius, V. V. Dmitriev, Y. M. Mukharsky, E. B. Sonin, and G. E. Volovik

Phys. Rev. Lett. 67, 81 (1991) - Published 1 July, 1991

Transitions to periodic structures in block copolymer melts

Monica Olvera de la Cruz

Phys. Rev. Lett. 67, 85 (1991) - Published 1 July, 1991

Quasicrystallinity in twist-grain-boundary phases

T. C. Lubensky, Tetsuji Tokihiro, and S. R. Renn

Phys. Rev. Lett. 67, 89 (1991) - Published 1 July, 1991

Glasslike thermal properties and isotope effect in ${Rb}_{1 - x}$ ( ${NH}_{4}$ $)_{x}$ $H_{2}$ ${PO}_{4}$ mixed crystals

J.-F. Berret, M. Meissner, Susan K. Watson, R. O. Pohl, and E. Courtens

Phys. Rev. Lett. 67, 93 (1991) - Published 1 July, 1991

Structure of covalently bonded glass-forming melts: A full partial-structure-factor analysis of liquid ${GeSe}_{2}$

Ian T. Penfold and Philip S. Salmon

Phys. Rev. Lett. 67, 97 (1991) - Published 1 July, 1991

Terrace-width-induced domain transition on vicinal Si(100) studied with microprobe diffraction

X. Tong and P. A. Bennett

Phys. Rev. Lett. 67, 101 (1991) - Published 1 July, 1991

Condensed Matter: Electronic Properties, Etc.

Spikes in condensed rare gases induced by keV-atom bombardment

Herbert M. Urbassek and K. Thomas Waldeer

Phys. Rev. Lett. 67, 105 (1991) - Published 1 July, 1991

Low-temperature properties of interacting particles in disordered media: A method with application to Coulomb glass

M. Mochena and M. Pollak

Phys. Rev. Lett. 67, 109 (1991) - Published 1 July, 1991

Photoluminescence studies of the EL2 defect in gallium arsenide under external perturbations

M. K. Nissen, A. Villemaire, and M. L. W. Thewalt

Phys. Rev. Lett. 67, 112 (1991) - Published 1 July, 1991

Enhanced vibrational broadening of core-level photoemission from the surface of Na(110)

D. M. Riffe, G. K. Wertheim, and P. H. Citrin

Phys. Rev. Lett. 67, 116 (1991) - Published 1 July, 1991

Crystal-field splitting and charge flow in the buckled-dimer reconstruction of Si(100)2×1

G. K. Wertheim, D. M. Riffe, J. E. Rowe, and P. H. Citrin

Phys. Rev. Lett. 67, 120 (1991) - Published 1 July, 1991

Layer-by-layer sputtering and epitaxy of Si(100)

P. Bedrossian, J. E. Houston, J. Y. Tsao, E. Chason, and S. T. Picraux

Phys. Rev. Lett. 67, 124 (1991) - Published 1 July, 1991

Hot-exciton relaxation in ${Cd}_{x}$ ${Zn}_{1 - x}$ Te/ZnTe multiple quantum wells

R. P. Stanley, J. Hegarty, R. Fischer, J. Feldmann, E. O. Göbel, R. D. Feldman, and R. F. Austin

Phys. Rev. Lett. 67, 128 (1991) - Published 1 July, 1991

Theory of quantum conduction of supercurrent through a constriction

Akira Furusaki, Hideaki Takayanagi, and Masaru Tsukada

Phys. Rev. Lett. 67, 132 (1991) - Published 1 July, 1991

Effect of a magnetic field on the critical conductivity exponent at the metal-insulator transition

Peihua Dai, Youzhu Zhang, and M. P. Sarachik

Phys. Rev. Lett. 67, 136 (1991) - Published 1 July, 1991

Observation of two different oscillation periods in the exchange coupling of Fe/Cr/Fe(100)

J. Unguris, R. J. Celotta, and D. T. Pierce

Phys. Rev. Lett. 67, 140 (1991) - Published 1 July, 1991

Coupling of phonons to crystal-field excitations in ${NdBa}_{2}$ ${Cu}_{3}$ $O_{7 - δ}$

E. T. Heyen, R. Wegerer, and M. Cardona

Phys. Rev. Lett. 67, 144 (1991) - Published 1 July, 1991

Gap anisotropy and critical temperature of anisotropic superconductors

R. Combescot

Phys. Rev. Lett. 67, 148 (1991) - Published 1 July, 1991

Observation of the conductivity coherence peak in superconducting ${Bi}_{2}$ ${Sr}_{2}$ ${CaCu}_{2}$ $O_{8}$ single crystals

K. Holczer, L. Forro, L. Mihály, and G. Grüner

Phys. Rev. Lett. 67, 152 (1991) - Published 1 July, 1991

COMMENTS

Comment on ‘‘Light-induced drift of quantum-confined electrons in semiconductor heterostructures’’

A. A. Grinberg and S. Luryi

Phys. Rev. Lett. 67, 156 (1991) - Published 1 July, 1991

Stockman, Pandey, and George reply

Mark I. Stockman, Lakshmi N. Pandey, and Thomas F. George

Phys. Rev. Lett. 67, 157 (1991) - Published 1 July, 1991

Dynamical quasidegeneracies and quantum tunneling

Asher Peres

Phys. Rev. Lett. 67, 158 (1991) - Published 1 July, 1991

Lin and Ballentine reply

W. A. Lin and L. E. Ballentine

Phys. Rev. Lett. 67, 159 (1991) - Published 1 July, 1991