Volume 61, Issue 4

D. T. Baran, B. F. Filippone, D. Geesaman, M. Green, R. J. Holt, H. E. Jackson, J. Jourdan, R. D. McKeown, R. G. Milner, J. Morgenstern, D. H. Potterveld, R. E. Segel, P. Seidl, R. C. Walker, and B. Zeidman

Phys. Rev. Lett. 61, 400 (1988) - Published 25 July, 1988

Atomic, Molecular, and Optical Physics

Variational Calculation of Multiphoton Ionization Processes for the H Atom

Bo Gao and Anthony F. Starace

Phys. Rev. Lett. 61, 404 (1988) - Published 25 July, 1988

Fundamental Phenomenology and Applications

Global Bifurcation to Traveling Waves in Axisymmetric Convection

Laurette S. Tuckerman and Dwight Barkley

Phys. Rev. Lett. 61, 408 (1988) - Published 25 July, 1988

Condensed Matter: Structure, Etc.

Effects of Hydrodynamics on Growth: Spinodal Decomposition under Uniform Shear Flow

C. K. Chan, F. Perrot, and D. Beysens

Phys. Rev. Lett. 61, 412 (1988) - Published 25 July, 1988

Theory of Hexatic-to-Hexatic Transitions

Jonathan V. Selinger and David R. Nelson

Phys. Rev. Lett. 61, 416 (1988) - Published 25 July, 1988

Longitudinal Magnetic Resonance in Superfluid ${}^{3}{He} - B$ at High Fields

D. Candela, D. O. Edwards, A. Heff, N. Masuhara, Y. Oda, and D. S. Sherrill

Phys. Rev. Lett. 61, 420 (1988) - Published 25 July, 1988

Universal Jump of Gaussian Curvature at the Facet Edge of a Crystal

Yasuhiro Akutsu, Noriko Akutsu, and Takao Yamamoto

Phys. Rev. Lett. 61, 424 (1988) - Published 25 July, 1988

Scaling of the Droplet-Size Distribution in Vapor-Deposited Thin Films

Fereydoon Family and Paul Meakin

Phys. Rev. Lett. 61, 428 (1988) - Published 25 July, 1988

Melting in Two Dimensions: The Ethylene-on-Graphite System

J. Z. Larese, L. Passell, A. D. Heidemann, D. Richter, and J. P. Wicksted

Phys. Rev. Lett. 61, 432 (1988) - Published 25 July, 1988

Phonons in the Commensurate Monolayer of $D_{2}$ on Graphite

V. L. P. Frank, H. J. Lauter, and P. Leiderer

Phys. Rev. Lett. 61, 436 (1988) - Published 25 July, 1988

Disordering and Melting of Aluminum Surfaces

P. Stoltze, J. K. Nørskov, and U. Landman

Phys. Rev. Lett. 61, 440 (1988) - Published 25 July, 1988

Mechanism of Intrinsic Si $E^{'}$ -Center Photogeneration in High-Purity Silica

T. E. Tsai, D. L. Griscom, and E. J. Friebele

Phys. Rev. Lett. 61, 444 (1988) - Published 25 July, 1988

Fermi-Level Pinning at the Sb/GaAs(110) Surface Studied by Scanning Tunneling Spectroscopy

R. M. Feenstra and P. Mårtensson

Phys. Rev. Lett. 61, 447 (1988) - Published 25 July, 1988

Condensed Matter: Electronic Properties, Etc.

Anderson Localization of Electrons in Dense ${}^{4}{He}$ Gas

P. W. Adams and M. A. Paalanen

Phys. Rev. Lett. 61, 451 (1988) - Published 25 July, 1988

Effective Mass and Impurity States of Quasiperiodic Systems

Kenneth W. -K. Shung, L. M. Sander, and R. Merlin

Phys. Rev. Lett. 61, 455 (1988) - Published 25 July, 1988

Macroscopic Approach to Correlations in the Electronic Transmission and Reflection from Disordered Conductors

Pier A. Mello, E. Akkermans, and B. Shapiro

Phys. Rev. Lett. 61, 459 (1988) - Published 25 July, 1988

Ground-State Energy of Heisenberg Antiferromagnet for Spins $s = \frac{1}{2}$ and $s = 1$ in $d = 1 and 2$ Dimensions

Daniel C. Mattis and C. Y. Pan

Phys. Rev. Lett. 61, 463 (1988) - Published 25 July, 1988

Mobile Vacancies in a Quantum Heisenberg Antiferromagnet

Boris I. Shraiman and Eric D. Siggia

Phys. Rev. Lett. 61, 467 (1988) - Published 25 July, 1988

Direct Evidence for Triple-Q Spin-Density Wave in fcc Antiferromagnetic Mn-Ni Alloy

Shuzo Kawarazaki, Kazuhiro Fujita, Katsumi Yasuda, Yutaka Sasaki, Takao Mizusaki, and Akira Hirai

Phys. Rev. Lett. 61, 471 (1988) - Published 25 July, 1988

Magnetism of Epitaxial fcc-Fe(100) Films on Cu(100) Investigated in Situ by Conversion-Electron Mössbauer Spectroscopy in Ultrahigh Vacuum

W. A. A. Macedo and W. Keune

Phys. Rev. Lett. 61, 475 (1988) - Published 25 July, 1988

COMMENTS

Comment on "Specific Heat of Single Crystals of $Y {Ba}_{2} {Cu}_{3} O_{7 - δ}$ : Fluctuation Effects in a Bulk Superconductor"

Paul Muzikar

Phys. Rev. Lett. 61, 479 (1988) - Published 25 July, 1988

Specific Heat and the Number of Components of the Order Parameter in the 90-K Superconductors

Helmut R. Brand and Mauro M. Doria

Phys. Rev. Lett. 61, 480 (1988) - Published 25 July, 1988

Inderhees et al. Reply

S. E. Inderhees, M. B. Salamon, Nigel Goldenfeld, J. P. Rice, B. G. Pazol, D. M. Ginsberg, J. Z. Liu, and G. W. Crabtree

Phys. Rev. Lett. 61, 481 (1988) - Published 25 July, 1988

Zero-Point Motion and the Isotope Effect in Oxide Superconductors

Daniel S. Fisher, A. J. Millis, B. Shraiman, and R. N. Bhatt

Phys. Rev. Lett. 61, 482 (1988) - Published 25 July, 1988