Volume 70, Issue 14

5 April 1993

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LETTERS

Elementary Particles and Fields

Savvidy ‘‘ferromagnetic vacuum’’ in three-dimensional lattice gauge theory

Howard D. Trottier and R. M. Woloshyn

Phys. Rev. Lett. 70, 2053 (1993) - Published 5 April, 1993

Measurement of the lifetime of the $Ξ_{c}^{0}$

P. L. Frabetti et al.

Phys. Rev. Lett. 70, 2058 (1993) - Published 5 April, 1993

Nuclear Physics

From sideward flow to nuclear compressibility

Qiubao Pan and Paweł Danielewicz

Phys. Rev. Lett. 70, 2062 (1993) - Published 5 April, 1993

Astrophysical S factor of ${}^{12}C$ (α,γ $)^{16}$ O from the beta-delayed alpha-particle emission of ${}^{16}N$

Z. Zhao, R. H. France, III, K. S. Lai, S. L. Rugari, M. Gai, and E. L. Wilds

Phys. Rev. Lett. 70, 2066 (1993) - Published 5 April, 1993

Are hot light nuclei liquid droplets?

A. Szanto de Toledo, E. M. Szanto, M. Wotfe, B. V. Carlson, R. Donangelo, W. Bohne, K. Grabish, H. Morgenstern, and S. Proshitzki

Phys. Rev. Lett. 70, 2070 (1993) - Published 5 April, 1993

Atomic, Molecular, and Optical Physics

Hyperfine effects on associative ionization of ultracold sodium

M. E. Wagshul, K. Helmerson, P. D. Lett, S. L. Rolston, W. D. Phillips, R. Heather, and P. S. Julienne

Phys. Rev. Lett. 70, 2074 (1993) - Published 5 April, 1993

Enhanced stability of magic clusters: A case study of icosahedral ${Al}_{12}$ X, X=B, Al, Ga, C, Si, Ge, Ti, As

X. G. Gong and Vijay Kumar

Phys. Rev. Lett. 70, 2078 (1993) - Published 5 April, 1993

Plasma and Beam Physics

Necessary and sufficient conditions for self-focusing of short ultraintense laser pulse in underdense plasma

X. L. Chen and R. N. Sudan

Phys. Rev. Lett. 70, 2082 (1993) - Published 5 April, 1993

H mode of the W 7-AS stellarator

V. Erckmann et al.

Phys. Rev. Lett. 70, 2086 (1993) - Published 5 April, 1993

Condensed Matter: Structure, Etc.

Hydrodynamics of the Renn-Lubensky twist grain boundary phase, and the decoupled lamellar phase

Yashodhan Hatwalne, Sriram Ramaswamy, and John Toner

Phys. Rev. Lett. 70, 2090 (1993) - Published 5 April, 1993

Bethe ansatz solution of the square-triangle random tiling model

M. Widom

Phys. Rev. Lett. 70, 2094 (1993) - Published 5 April, 1993

Nanoscale phase transitions induced by heat spikes in collision cascades

H. Van Swygenhoven and A. Caro

Phys. Rev. Lett. 70, 2098 (1993) - Published 5 April, 1993

Demonstration of 0.75 Gbar planar shocks in x-ray driven colliding foils

R. Cauble, D. W. Phillion, T. J. Hoover, N. C. Holmes, J. D. Kilkenny, and R. W. Lee

Phys. Rev. Lett. 70, 2102 (1993) - Published 5 April, 1993

Experimental investigation of solidification in ${}^{4}{He}$ , ${}^{3}{He}$ , and Ne at very high pressure

Paul Loubeyre, René Letoullec, and Jean-Pierre Pinceaux

Phys. Rev. Lett. 70, 2106 (1993) - Published 5 April, 1993

Spinodal decomposition in a binary fluid

Arthur E. Bailey and David S. Cannell

Phys. Rev. Lett. 70, 2110 (1993) - Published 5 April, 1993

Vortex nucleation in superfluid ${}^{4}{He}$ probed by ${}^{3}{He}$ impurities

E. Varoquaux, G. G. Ihas, O. Avenel, and R. Aarts

Phys. Rev. Lett. 70, 2114 (1993) - Published 5 April, 1993

Observation of jump diffusion of isolated sodium atoms on a Cu(001) surface by helium atom scattering

J. Ellis and J. P. Toennies

Phys. Rev. Lett. 70, 2118 (1993) - Published 5 April, 1993

Why monatomic steps on Si(001) are always rough

H. J. W. Zandvliet, H. Wormeester, D. J. Wentink, A. van Silfhout, and H. B. Elswijk

Phys. Rev. Lett. 70, 2122 (1993) - Published 5 April, 1993

Condensed Matter: Electronic Properties, Etc.

Filling dependence of electronic properties on the verge of metal–Mott-insulator transition in ${Sr}_{1 - x}$ ${La}_{x}$ ${TiO}_{3}$

Y. Tokura, Y. Taguchi, Y. Okada, Y. Fujishima, T. Arima, K. Kumagai, and Y. Iye

Phys. Rev. Lett. 70, 2126 (1993) - Published 5 April, 1993

Numerical study of fractional quantum Hall electron-hole systems: Evidence of stable anyonic ions

X. M. Chen and J. J. Quinn

Phys. Rev. Lett. 70, 2130 (1993) - Published 5 April, 1993

Reformulation of steady state nonequilibrium quantum statistical mechanics

Selman Hershfield

Phys. Rev. Lett. 70, 2134 (1993) - Published 5 April, 1993

Jumps in electronic conductance due to mechanical instabilities

T. N. Todorov and A. P. Sutton

Phys. Rev. Lett. 70, 2138 (1993) - Published 5 April, 1993

Spin accumulation in gold films

Mark Johnson

Phys. Rev. Lett. 70, 2142 (1993) - Published 5 April, 1993

Coulomb coupling between spatially separated electron and hole layers: Generalized random-phase approximation

H. C. Tso, P. Vasilopoulos, and F. M. Peeters

Phys. Rev. Lett. 70, 2146 (1993) - Published 5 April, 1993

New phases of the 2D electron system in the ultra-quantum limit observed by cyclotron resonances

G. M. Summers, R. J. Warburton, J. G. Michels, R. J. Nicholas, J. J. Harris, and C. T. Foxon

Phys. Rev. Lett. 70, 2150 (1993) - Published 5 April, 1993

Giant magnetic suppression of tunneling out of a 2D electron system

L. Menna, S. Yücel, and E. Y. Andrei

Phys. Rev. Lett. 70, 2154 (1993) - Published 5 April, 1993

Berry’s phase and the Magnus force for a vortex line in a superconductor

Ping Ao and David J. Thouless

Phys. Rev. Lett. 70, 2158 (1993) - Published 5 April, 1993

Vortex-lattice melting in Nb

Matthew F. Schmidt, N. E. Israeloff, and A. M. Goldman

Phys. Rev. Lett. 70, 2162 (1993) - Published 5 April, 1993

Giant magnetostriction in ${Bi}_{2}$ ${Sr}_{2}$ ${CaCu}_{2}$ $O_{8}$ single crystal in the superconducting state and its mechanism

H. Ikuta, N. Hirota, Y. Nakayama, K. Kishio, and K. Kitazawa

Phys. Rev. Lett. 70, 2166 (1993) - Published 5 April, 1993

Cross-Disciplinary Physics

Grain growth in three dimensions depends on grain topology

James A. Glazier

Phys. Rev. Lett. 70, 2170 (1993) - Published 5 April, 1993

Detonations at nanometer resolution using molecular dynamics

D. W. Brenner, D. H. Robertson, M. L. Elert, and C. T. White

Phys. Rev. Lett. 70, 2174 (1993) - Published 5 April, 1993

Viscoelasticity in dense hard sphere colloids

I. M. de Schepper, H. E. Smorenburg, and E. G. D. Cohen

Phys. Rev. Lett. 70, 2178 (1993) - Published 5 April, 1993

Instabilities of a propagating pulse in a ring of excitable media

Marc Courtemanche, Leon Glass, and James P. Keener

Phys. Rev. Lett. 70, 2182 (1993) - Published 5 April, 1993

Fractal distribution of earthquake hypocenters and its relation to fault patterns and percolation

Muhammad Sahimi, Michelle C. Robertson, and Charles G. Sammis

Phys. Rev. Lett. 70, 2186 (1993) - Published 5 April, 1993

Nonlinear wave evolution in the expanding solar wind

Roland Grappin, Marco Velli, and André Mangeney

Phys. Rev. Lett. 70, 2190 (1993) - Published 5 April, 1993

COMMENTS

Comment on ‘‘Three-dimensional model for particle size segregation by shaking’’

G. C. Barker, Anita Mehta, and M. J. Grimson

Phys. Rev. Lett. 70, 2194 (1993) - Published 5 April, 1993

Jullien, Meakin, and Pavlovitch reply

Rémi Jullien, Paul Meakin, and André Pavlovitch

Phys. Rev. Lett. 70, 2195 (1993) - Published 5 April, 1993

Comment on ‘‘Evidence for vacancies in amorphous silicon’’

G. Weyer

Phys. Rev. Lett. 70, 2196 (1993) - Published 5 April, 1993

van den Hoven et al. reply

G. N. van den Hoven, Z. N. Liang, L. Niesen, and J. S. Custer

Phys. Rev. Lett. 70, 2197 (1993) - Published 5 April, 1993

Comment on ‘‘Macroscopic quantum tunneling in magnetic proteins’’

Anupam Garg

Phys. Rev. Lett. 70, 2198 (1993) - Published 5 April, 1993

Awschalom et al. reply

David D. Awschalom, Joseph F. Smyth, G. Grinstein, D. P. DiVincenzo, and D. Loss

Phys. Rev. Lett. 70, 2199 (1993) - Published 5 April, 1993

ERRATA

Diffraction of Rydberg Atoms by Laser Light

G. Alber

Phys. Rev. Lett. 70, 2200 (1993) - Published 5 April, 1993