Volume 64, Issue 16

R. C. Allen, H. H. Chen, P. J. Doe, R. Hausamann, W. P. Lee, X-Q. Lu, H. J. Mahler, M. E. Potter, K. C. Wang, T. J. Bowles, R. L. Burman, R. D. Carlini, D. R. F. Cochran, J. S. Frank, E. Piasetzky, V. D. Sandberg, D. A. Krakauer, and R. L. Talaga

Phys. Rev. Lett. 64, 1871 (1990) - Published 16 April, 1990

Nuclear charge asymmetry and charge dependence and the ${}^{3}-^{3}$ He binding-energy difference

Y. Wu, S. Ishikawa, and T. Sasakawa

Phys. Rev. Lett. 64, 1875 (1990) - Published 16 April, 1990

Atomic, Molecular, and Optical Physics

Electric dipole moments of impact-excited He atoms

A. S. Aynacioglu, S. Heumann, and G. von Oppen

Phys. Rev. Lett. 64, 1879 (1990) - Published 16 April, 1990

Softening of the $H_{2}^{+}$ molecular bond in intense laser fields

P. H. Bucksbaum, A. Zavriyev, H. G. Muller, and D. W. Schumacher

Phys. Rev. Lett. 64, 1883 (1990) - Published 16 April, 1990

Transfer mechanisms for pionic hydrogen in organic liquids

M. R. Harston, D. S. Armstrong, D. F. Measday, S. Stanislaus, and P. Weber

Phys. Rev. Lett. 64, 1887 (1990) - Published 16 April, 1990

Plasma and Beam Physics

rf generation of stable high bootstrap current equilibria

David A. Ehst, Kenneth Evans Jr., and M. Klasky

Phys. Rev. Lett. 64, 1891 (1990) - Published 16 April, 1990

Role of edge magnetic shear on the limiter H-mode transition of the JIPP T-IIU tokamak

K. Toi et al.

Phys. Rev. Lett. 64, 1895 (1990) - Published 16 April, 1990

Condensed Matter: Structure, Etc.

Capture of neon atoms by ${}^{4}{He}$ clusters

A. Scheidemann, J. P. Toennies, and J. A. Northby

Phys. Rev. Lett. 64, 1899 (1990) - Published 16 April, 1990

Competing interactions and domain-shape instabilities in a monomolecular film at an air-water interface

M. Seul and M. J. Sammon

Phys. Rev. Lett. 64, 1903 (1990) - Published 16 April, 1990

Configuration transition in a nematic liquid crystal confined to a small spherical cavity

John H. Erdmann, Slobodan Žumer, and J. William Doane

Phys. Rev. Lett. 64, 1907 (1990) - Published 16 April, 1990

Critical behavior in anchoring transitions of nematic liquid crystals

J. Bechhoefer, J-L. Duvail, L. Masson, B. Jérme, R. M. Hornreich, and P. Pieranski

Phys. Rev. Lett. 64, 1911 (1990) - Published 16 April, 1990

Cellular-automaton-based simulation of 2D polymer dynamics

J. M. Vianney A. Koelman

Phys. Rev. Lett. 64, 1915 (1990) - Published 16 April, 1990

${}^{3}{He}$ films and the Ruderman-Kittel-Kasuya-Yosida interaction

R. A. Guyer

Phys. Rev. Lett. 64, 1919 (1990) - Published 16 April, 1990

New calculational method for epitaxial energy: Application to an axial commensurate interface

Sun M. Paik and Ivan K. Schuller

Phys. Rev. Lett. 64, 1923 (1990) - Published 16 April, 1990

Conservation laws, anisotropy, and ‘‘self-organized criticality’’ in noisy nonequilibrium systems

G. Grinstein, D.-H. Lee, and Subir Sachdev

Phys. Rev. Lett. 64, 1927 (1990) - Published 16 April, 1990

Probing the surface forces of monolayer films with an atomic-force microscope

Nancy A. Burnham, Dawn D. Dominguez, Robert L. Mowery, and Richard J. Colton

Phys. Rev. Lett. 64, 1931 (1990) - Published 16 April, 1990

Phase dynamics in directional solidification

K. Brattkus and C. Misbah

Phys. Rev. Lett. 64, 1935 (1990) - Published 16 April, 1990

Orientational phase transitions in hydrogen at megabar pressures

Hector E. Lorenzana, Isaac F. Silvera, and Kenneth A. Goettel

Phys. Rev. Lett. 64, 1939 (1990) - Published 16 April, 1990

Dislocation-free Stranski-Krastanow growth of Ge on Si(100)

D. J. Eaglesham and M. Cerullo

Phys. Rev. Lett. 64, 1943 (1990) - Published 16 April, 1990

Condensed Matter: Electronic Properties, Etc.

Surface photovoltage effects in photoemission from metal-GaP(110) interfaces: Importance for band bending evaluation

M. Alonso, R. Cimino, and K. Horn

Phys. Rev. Lett. 64, 1947 (1990) - Published 16 April, 1990

Magnetic-field-guided motion of electrons in a bulk semiconductor

H. Sigg, K. Ploog, Qiu-Yi Ye, and F. Koch

Phys. Rev. Lett. 64, 1951 (1990) - Published 16 April, 1990

Force fields for silicas and aluminophosphates based on ab initio calculations

B. W. H. van Beest, G. J. Kramer, and R. A. van Santen

Phys. Rev. Lett. 64, 1955 (1990) - Published 16 April, 1990

Quantization of the acoustoelectric current in a two-dimensional electron system in a strong magnetic field

A. L. Efros and Yu. M. Galperin

Phys. Rev. Lett. 64, 1959 (1990) - Published 16 April, 1990

Band-edge properties of quasi-one-dimensional HgTe-CdTe heterostructures

J. R. Meyer, F. J. Bartoli, C. A. Hoffman, and L. R. Ram-Mohan

Phys. Rev. Lett. 64, 1963 (1990) - Published 16 April, 1990

X-ray optical activity and the Faraday effect in cobalt and its compounds

D. P. Siddons, M. Hart, Y. Amemiya, and J. B. Hastings

Phys. Rev. Lett. 64, 1967 (1990) - Published 16 April, 1990

Suppression of scattering in electron transport in mesoscopic quantum Hall systems

Thierry Martin and Shechao Feng

Phys. Rev. Lett. 64, 1971 (1990) - Published 16 April, 1990

Observation of magnetic order in the heavy-fermion superconductor ${UBe}_{13}$

R. N. Kleiman, D. J. Bishop, H. R. Ott, Z. Fisk, and J. L. Smith

Phys. Rev. Lett. 64, 1975 (1990) - Published 16 April, 1990

Cross-Disciplinary Physics

Observation of polymerlike phase separation of protein-surfactant complexes in solution

Xuan-Hui Guo and Sow-Hsin Chen

Phys. Rev. Lett. 64, 1979 (1990) - Published 16 April, 1990

Symmetric tricritical point in a living polymer solution

J. Ruiz-Garcia and S. C. Greer

Phys. Rev. Lett. 64, 1983 (1990) - Published 16 April, 1990

Fixed-point attractors in analog neural computation

F. R. Waugh, C. M. Marcus, and R. M. Westervelt

Phys. Rev. Lett. 64, 1986 (1990) - Published 16 April, 1990

COMMENTS

Electrical conductivity in the infinite-dimensional Hubbard model

Anil Khurana

Phys. Rev. Lett. 64, 1990 (1990) - Published 16 April, 1990

Comment on ‘‘Zeeman bifurcation of quantum-dot spectra’’

R. H. Silsbee and R. C. Ashoori

Phys. Rev. Lett. 64, 1991 (1990) - Published 16 April, 1990

Hansen, Smith, and Lee reply

W. Hansen, T. P. Smith III, and K. Y. Lee

Phys. Rev. Lett. 64, 1992 (1990) - Published 16 April, 1990

ERRATA

Scaling Theory of the Fractional Quantum Hall Effect

J. K. Jain, S. A. Kivelson, and Nandini Trivedi

Phys. Rev. Lett. 64, 1993 (1990) - Published 16 April, 1990