Volume 57, Issue 1

W. J. Burger, E. Beise, S. Gilad, and R. P. Redwine, P. G. Roos, N. S. Chant, H. Breuer, G. Ciangaru, J. D. Silk, G. S. Blanpied, B. M. Preedom, B. G. Ritchie, M. Blecher, K. Gotow, D. M. Lee, and H. Ziock

Phys. Rev. Lett. 57, 58 (1986) - Published 7 July, 1986

Effect of alignments on the shape of ${}^{158}{Yb}$

S. B. Patel, F. S. Stephens, J. C. Bacelar, E. M. Beck, M. A. Deleplanque, R. M. Diamond, and J. E. Draper

Phys. Rev. Lett. 57, 62 (1986) - Published 7 July, 1986

Atomic, Molecular, and Optical Physics

Equilibrium atomic structure: Rotating atoms

H. Klar

Phys. Rev. Lett. 57, 66 (1986) - Published 7 July, 1986

Sympathetic cooling of trapped ions: A laser-cooled two-species nonneutral ion plasma

D. J. Larson, J. C. Bergquist, J. J. Bollinger, Wayne M. Itano, and D. J. Wineland

Phys. Rev. Lett. 57, 70 (1986) - Published 7 July, 1986

Evidence for correlated double-electron capture in low-energy collisions of $O^{6 +}$ with He

N. Stolterfoht, C. C. Havener, R. A. Phaneuf, J. K. Swenson, S. M. Shafroth, and F. W. Meyer

Phys. Rev. Lett. 57, 74 (1986) - Published 7 July, 1986

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, Etc.

Derivation of the equilibrium degree of polarization in high-energy electron storage rings

S. R. Mane

Phys. Rev. Lett. 57, 78 (1986) - Published 7 July, 1986

Condensed Matter: Structure, Etc.

Direct measurement of vortex diffusivity in thin films of ${}^{4}{He}$

P. W. Adams and W. I. Glaberson

Phys. Rev. Lett. 57, 82 (1986) - Published 7 July, 1986

Nonequilibrium molecular-dynamics studies on the anisotropic viscosity of perfectly aligned nematic liquid crystals

Dieter Baalss and Siegfried Hess

Phys. Rev. Lett. 57, 86 (1986) - Published 7 July, 1986

New universality for spatially disordered cellular automata and directed percolation

André J. Noest

Phys. Rev. Lett. 57, 90 (1986) - Published 7 July, 1986

Quantized layer growth at liquid-crystal surfaces

B. M. Ocko, A. Braslau, P. S. Pershan, J. Als-Nielsen, and M. Deutsch

Phys. Rev. Lett. 57, 94 (1986) - Published 7 July, 1986

Orientational and positional order in a tilted hexatic liquid-crystal phase

J. D. Brock, A. Aharony, R. J. Birgeneau, K. W. Evans-Lutterodt, J. D. Litster, P. M. Horn, G. B. Stephenson, and A. R. Tajbakhsh

Phys. Rev. Lett. 57, 98 (1986) - Published 7 July, 1986

Atomic structure of the (2×2) reconstructed GaAs(1¯1¯1¯) surface: A multivacancy model

D. J. Chadi

Phys. Rev. Lett. 57, 102 (1986) - Published 7 July, 1986

Variable stoichiometry surface reconstructions: New models for GaAs(1¯1¯1¯) (2×2) and (√1¯9¯×√1¯9¯)

E. Kaxiras, Y. Bar-Yam, J. D. Joannopoulos, and K. C. Pandey

Phys. Rev. Lett. 57, 106 (1986) - Published 7 July, 1986

Charge-density-wave state in α-U: A multiple-domain and single-q structure

C. H. Chen and G. H. Lander

Phys. Rev. Lett. 57, 110 (1986) - Published 7 July, 1986

Differential anomalous-x-ray-scattering study of icosahedral and amorphous ${Pd}_{58.8}$ $U_{20.6}$ ${Si}_{20.6}$

D. D. Kofalt, S. Nanao, T. Egami, K. M. Wong, and S. J. Poon

Phys. Rev. Lett. 57, 114 (1986) - Published 7 July, 1986

Condensed Matter: Electronic Properties, Etc.

Transport processes in heavy-fermion superconductors

C. J. Pethick and David Pines

Phys. Rev. Lett. 57, 118 (1986) - Published 7 July, 1986

Wave-vector– and magnetic-field–dependent spin fluctuations in the heavy-fermion system ${CeCu}_{6}$

G. Aeppli, H. Yoshizawa, Y. Endoh, E. Bucher, J. Hufnagl, Y. Onuki, and T. Komatsubara

Phys. Rev. Lett. 57, 122 (1986) - Published 7 July, 1986

Dissipation due to a ‘‘valley wave’’ channel in the quantum Hall effect of a multivalley semiconductor

Mark Rasolt, B. I. Halperin, and David Vanderbilt

Phys. Rev. Lett. 57, 126 (1986) - Published 7 July, 1986

Elementary excitations in the fractional quantum Hall effect and the spin-reversed quasiparticles

Tapash Chakraborty, Pekka Pietiläinen, and F. C. Zhang

Phys. Rev. Lett. 57, 130 (1986) - Published 7 July, 1986

Intermediate-frequency conduction in Si:As below the metal-insulator transition

R. J. Deri and T. G. Castner

Phys. Rev. Lett. 57, 134 (1986) - Published 7 July, 1986

Observation of resonant tunneling in silicon inversion layers

A. B. Fowler, G. L. Timp, J. J. Wainer, and R. A. Webb

Phys. Rev. Lett. 57, 138 (1986) - Published 7 July, 1986

Spin-polarized photoemission study of epitaxial Fe(001) films on Ag(001)

B. T. Jonker, K. -H. Walker, E. Kisker, G. A. Prinz, and C. Carbone

Phys. Rev. Lett. 57, 142 (1986) - Published 7 July, 1986

Time-resolved picosecond optical measurements of laser-excited graphite

A. M. Malvezzi, N. Bloembergen, and C. Y. Huang

Phys. Rev. Lett. 57, 146 (1986) - Published 7 July, 1986

Direct observation of spin waves above $T_{C}$ for nickel

H. A. Mook and J. W. Lynn

Phys. Rev. Lett. 57, 150 (1986) - Published 7 July, 1986

Origin of surface states on Si(111)(7×7)

John E. Northrup

Phys. Rev. Lett. 57, 154 (1986) - Published 7 July, 1986