Volume 52, Issue 10

I. P. Auer, E. Colton, W. R. Ditzler, D. Hill, H. Spinka, N. Tamura, J. -J. Tavernier, G. Theodosiou, K. Toshioka, D. Underwood, R. Wagner, and A. Yokosawa

Phys. Rev. Lett. 52, 808 (1984) - Published 5 March, 1984

Atoms and Molecules

Spin-Polarized Photoelectrons from Randomly Oriented Halogen Molecules by Unpolarized Radiation

G. Schönhense, V. Dzidzonou, S. Kaesdorf, and U. Heinzmann

Phys. Rev. Lett. 52, 811 (1984) - Published 5 March, 1984

Classical Phenomenology and Applications

Time-Resolved Spectroscopy of Vibrational Overtones and Two-Phonon States

M. L. Geirnaert, G. M. Gale, and C. Flytzanis

Phys. Rev. Lett. 52, 815 (1984) - Published 5 March, 1984

Fluids, Plasmas, and Electric Discharges

Observation of Rayleigh-Taylor-like Structures in a Laser-Accelerated Foil

R. R. Whitlock, M. H. Emery, J. A. Stamper, E. A. McLean, S. P. Obenschain, and M. C. Peckerar

Phys. Rev. Lett. 52, 819 (1984) - Published 5 March, 1984

Improvement of Beam Nonuniformity Smoothing Due to X Radiation in Laser-Driven Layered Targets

J. L. Bocher, M. Decroisette, P. A. Holstein, M. Louis-Jacquet, B. Meyer, A. Salères, and G. Thiell

Phys. Rev. Lett. 52, 823 (1984) - Published 5 March, 1984

Rotational Suppression of Pfirsch-Schlüter Ion Thermal Conductivity for a Plasma

Seung Kai Wong and F. L. Hinton

Phys. Rev. Lett. 52, 827 (1984) - Published 5 March, 1984

Condensed Matter: Structure, Etc.

Vibrational Modes in Granular Materials

Lawrence M. Schwartz, David Linton Johnson, and Shechao Feng

Phys. Rev. Lett. 52, 831 (1984) - Published 5 March, 1984

Crossover Phenomenon in Dynamical Scaling of Phase Separation in Fe-Cr Alloy

S. Katano and M. Iizumi

Phys. Rev. Lett. 52, 835 (1984) - Published 5 March, 1984

Approaches to the Tricritical Point in Quasibinary Fluid Mixtures

Roland Lindh, Ian L. Pegg, Charles M. Knobler, and Robert L. Scott

Phys. Rev. Lett. 52, 839 (1984) - Published 5 March, 1984

Enhancement of Backward-Wave Phonon Echoes by Structural Defects in Quartz

T. Miyasato, J. K. Wigmore, and D. J. Meredith

Phys. Rev. Lett. 52, 843 (1984) - Published 5 March, 1984

Momentum Density of hcp ${}^{4}{He}$

R. O. Hilleke, P. Chaddah, R. O. Simmons, D. L. Price, and S. K. Sinha

Phys. Rev. Lett. 52, 847 (1984) - Published 5 March, 1984

Condensed Matter: Electronic Properties, Etc.

Optical Properties of As-Antisite and $EL 2$ Defects in GaAs

B. K. Meyer, J. -M. Spaeth, and M. Scheffler

Phys. Rev. Lett. 52, 851 (1984) - Published 5 March, 1984

Highly Mobile Paraexcitons in Cuprous Oxide

D. P. Trauernicht, J. P. Wolfe, and A. Mysyrowicz

Phys. Rev. Lett. 52, 855 (1984) - Published 5 March, 1984

Theory of Two-Dimensional Magnetopolarons

S. Das Sarma

Phys. Rev. Lett. 52, 859 (1984) - Published 5 March, 1984

Prediction of Electronic Surface States in Layered Materials: Graphite

M. Posternak, A. Baldereschi, A. J. Freeman, and E. Wimmer

Phys. Rev. Lett. 52, 863 (1984) - Published 5 March, 1984

Time Decay of the Remanent Magnetization in Spin-Glasses

R. V. Chamberlin, George Mozurkewich, and R. Orbach

Phys. Rev. Lett. 52, 867 (1984) - Published 5 March, 1984

Physical Review Letters

Volume 52, Issue 10

LETTERS

Editorial

New Typography — and a New Production Method

Announcement

Page Charges Revisited: More Good News

General Physics

Quenching by Static Traps: Initial-Value and Steady-State Problems

Elementary Particles and Fields

Inelastic and Elastic Photoproduction of $\frac{J}{ψ} (3097)$

Observation of Radiative Decays of the $ϒ (2 S)$

Search for Admixtures of Massive Neutrinos in the Decay $π^{+} \to μ^{+} + \bar{ν}$

Measurement of the $p - p$ Elastic-Scattering Spin Parameter $C_{LL}$ at 11.75 GeV/c for $θ_{c . m .} = 48 ° - 90 °$