Volume 54, Issue 25

A. Belkacem, M. Chevallier, A. Clouvas, M. J. Gaillard, R. Genre, R. Kirsch, J. C. Poizat, J. Remillieux, G. Bologna, J. P. Peigneux, D. Sillou, M. Spighel, N. Cue, J. C. Kimball, B. Marsh, and C. R. Sun

Phys. Rev. Lett. 54, 2667 (1985) - Published 24 June, 1985

Direct Calculation of Absolute Free Energy for Lattice Systems by Monte Carlo Sampling of Finite-Size Dependence

K. K. Mon

Phys. Rev. Lett. 54, 2671 (1985) - Published 24 June, 1985

Specific-Heat Spectroscopy of the Glass Transition

Norman O. Birge and Sidney R. Nagel

Phys. Rev. Lett. 54, 2674 (1985) - Published 24 June, 1985

Tunneling Images of Germanium Surface Reconstructions and Phase Boundaries

R. S. Becker, J. A. Golovchenko, and B. S. Swartzentruber

Phys. Rev. Lett. 54, 2678 (1985) - Published 24 June, 1985

Observation of New Short-Wavelength Collective Excitations in Heavy Water by Coherent Inelastic Neutron Scattering

J. Teixeira, M. C. Bellissent-Funel, S. H. Chen, and B. Dorner

Phys. Rev. Lett. 54, 2681 (1985) - Published 24 June, 1985

Au(110) (1 × 2)-to-(1 × 1) Phase Transition: A Physical Realization of the Two-Dimensional Ising Model

J. C. Campuzano, M. S. Foster, G. Jennings, R. F. Willis, and W. Unertl

Phys. Rev. Lett. 54, 2684 (1985) - Published 24 June, 1985

Quasiperiodic Patterns

Michel Duneau and André Katz

Phys. Rev. Lett. 54, 2688 (1985) - Published 24 June, 1985

Condensed Matter: Electronic Properties, Etc.

Magnetoresistance Fluctuations in Mesoscopic Wires and Rings

A. Douglas Stone

Phys. Rev. Lett. 54, 2692 (1985) - Published 24 June, 1985

Observation of $\frac{h}{e}$ Aharonov-Bohm Oscillations in Normal-Metal Rings

R. A. Webb, S. Washburn, C. P. Umbach, and R. B. Laibowitz

Phys. Rev. Lett. 54, 2696 (1985) - Published 24 June, 1985

Prediction of Strongly Enhanced Two-Dimensional Ferromagnetic Moments on Metallic Overlayers, Interfaces, and Superlattices

C. L. Fu, A. J. Freeman, and T. Oguchi

Phys. Rev. Lett. 54, 2700 (1985) - Published 24 June, 1985

Spin Separation in a Metal Overlayer

Roy Richter, J. G. Gay, and John R. Smith

Phys. Rev. Lett. 54, 2704 (1985) - Published 24 June, 1985

Pinning and Roughening of Domain Walls in Ising Systems Due to Random Impurities

David A. Huse and Christopher L. Henley

Phys. Rev. Lett. 54, 2708 (1985) - Published 24 June, 1985

Effects of Dissipation and Temperature on Macroscopic Quantum Tunneling

S. Washburn, R. A. Webb, R. F. Voss, and S. M. Faris

Phys. Rev. Lett. 54, 2712 (1985) - Published 24 June, 1985

Cross-Disciplinary Physics

Dissociative Chemisorption of C $H_{4}$ on W(110): Dramatic Activation by Initial Kinetic Energy

C. T. Rettner, H. E. Pfnür, and D. J. Auerbach

Phys. Rev. Lett. 54, 2716 (1985) - Published 24 June, 1985

Geophysics, Astronomy, and Astrophysics

Improved Astronomical Limits on the Neutrino Mass

Jes Madsen and Richard Epstein

Phys. Rev. Lett. 54, 2720 (1985) - Published 24 June, 1985

COMMENTS

Quantum Measurement Problem and Quantum Fluids

Robert H. Kraichnan

Phys. Rev. Lett. 54, 2723 (1985) - Published 24 June, 1985

Leggett and Garg Respond

A. J. Leggett and Anupam Garg

Phys. Rev. Lett. 54, 2724 (1985) - Published 24 June, 1985

Comment on "Experimental Study of Multiple Scattering in X-Ray-Absorption Near-Edge Structure"

D. D. Vvedensky and J. B. Pendry

Phys. Rev. Lett. 54, 2725 (1985) - Published 24 June, 1985

Bunker and Stern Respond

Grant Bunker and E. A. Stern

Phys. Rev. Lett. 54, 2726 (1985) - Published 24 June, 1985

Electronic Structure of NiO

R. Merlin

Phys. Rev. Lett. 54, 2727 (1985) - Published 24 June, 1985

Williams, Kübler, and Terakura Respond

A. R. Williams, J. Kübler, and K. Terakura

Phys. Rev. Lett. 54, 2728 (1985) - Published 24 June, 1985

ERRATA

Parity Nonconservation in Elastic $p α$ Scattering and the Determination of the Weak Meson-Nucleon Coupling Constants

J. Lang, Th. Maier, R. Müller, F. Nessi-Tedaldi, Th. Roser, M. Simonius, J. Sromicki, and W. Haeberli

Phys. Rev. Lett. 54, 2729 (1985) - Published 24 June, 1985

Electron Acceleration in High-Frequency Longitudinal Waves, Doppler-Shifted Ponderomotive Forces, and Landau Damping

Joseph Kupersztych

Phys. Rev. Lett. 54, 2729 (1985) - Published 24 June, 1985

Ultralow-Background Study of Neutrinoless Double $β$ Decay of ${}^{76}{Ge}$ : New Limit on the Majorana Mass of $ν_{e}$

F. T. Avignone, iii, R. L. Brodzinski, D. P. Brown, J. C. Evans, Jr., W. K. Hensley, H. S. Miley, J. H. Reeves, and N. A. Wogman

Phys. Rev. Lett. 54, 2729 (1985) - Published 24 June, 1985