Volume 74, Issue 9

L. G. Moretto, L. Phair, K. Tso, K. Jing, G. J. Wozniak, R. T. Souza, D. R. Bowman, N. Carlin, C. K. Gelbke, W. G. Gong, Y. D. Kim, M. A. Lisa, W. G. Lynch, G. F. Peaslee, M. B. Tsang, and F. Zhu

Phys. Rev. Lett. 74, 1530 (1995) - Published 27 February, 1995

Nuclear Collective Flow in $^{197}$ Au-Emulsion Interactions at 10.6 $A$ GeV

P. L. Jain, G. Singh, and A. Mukhopadhyay

Phys. Rev. Lett. 74, 1534 (1995) - Published 27 February, 1995

Atomic, Molecular, and Optical Physics

Closed Orbit Bifurcations in Continuum Stark Spectra

Michael Courtney, Hong Jiao, Neal Spellmeyer, Daniel Kleppner, J. Gao, and J. B. Delos

Phys. Rev. Lett. 74, 1538 (1995) - Published 27 February, 1995

Adiabatic Cooling of Cesium to 700 nK in an Optical Lattice

A. Kastberg, W. D. Phillips, S. L. Rolston, R. J. C. Spreeuw, and P. S. Jessen

Phys. Rev. Lett. 74, 1542 (1995) - Published 27 February, 1995

Accurate Analytical He-He van der Waals Potential Based on Perturbation Theory

K. T. Tang, J. P. Toennies, and C. L. Yiu

Phys. Rev. Lett. 74, 1546 (1995) - Published 27 February, 1995

Stopping of Heavy Ions in a Hydrogen Plasma

J. Jacoby, D. H. H. Hoffmann, W. Laux, R. W. Müller, H. Wahl, K. Weyrich, E. Boggasch, B. Heimrich, C. Stöckl, H. Wetzler, and S. Miyamoto

Phys. Rev. Lett. 74, 1550 (1995) - Published 27 February, 1995

Anomalous Spin-Rotation Coupling in the $X^{2} Σ^{+}$ State of YbF

B. E. Sauer, Jun Wang, and E. A. Hinds

Phys. Rev. Lett. 74, 1554 (1995) - Published 27 February, 1995

Size Dependence of the Optical Response of Spherical Sodium Clusters

Thomas Reiners, Christoph Ellert, Martin Schmidt, and Hellmut Haberland

Phys. Rev. Lett. 74, 1558 (1995) - Published 27 February, 1995

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, Etc.

Semiclassical Spectra without Periodic Orbits for a Kicked Top

Peter Gerwinski, Fritz Haake, Harald Wiedemann, Marek Kuś, and Karol Życzkowski

Phys. Rev. Lett. 74, 1562 (1995) - Published 27 February, 1995

Nonlinear Dynamics: Fluid Dynamics, Classical Optics, Etc.

Spatial Structure of Chaotic Wave Functions

V. N. Prigodin

Phys. Rev. Lett. 74, 1566 (1995) - Published 27 February, 1995

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, Etc.

Synchronization Induced by Temporal Delays in Pulse-Coupled Oscillators

U. Ernst, K. Pawelzik, and T. Geisel

Phys. Rev. Lett. 74, 1570 (1995) - Published 27 February, 1995

Demonstration of a 10-Hz Femtosecond-Pulse-Driven XUV Laser at 41.8 nm in Xe IX

B. E. Lemoff, G. Y. Yin, C. L. Gordon III, C. P. J. Barty, and S. E. Harris

Phys. Rev. Lett. 74, 1574 (1995) - Published 27 February, 1995

Direct Measurement of Hydrodynamic Fluctuations in a Binary Mixture

G. Quentin and I. Rehberg

Phys. Rev. Lett. 74, 1578 (1995) - Published 27 February, 1995

Nonlinear Dynamics: Fluid Dynamics, Classical Optics, Etc.

Absolute and Convective Nature of the Eckhaus and Zigzag Instability

Hanns Walter Müller and Morten Tveitereid

Phys. Rev. Lett. 74, 1582 (1995) - Published 27 February, 1995

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, Etc.

Ab Initio Calculations for Helium: A Standard for Transport Property Measurements

Ronald A. Aziz, Alec R. Janzen, and Michael R. Moldover

Phys. Rev. Lett. 74, 1586 (1995) - Published 27 February, 1995

Plasma and Beam Physics

A Proposed Möbius Accelerator

Richard Talman

Phys. Rev. Lett. 74, 1590 (1995) - Published 27 February, 1995

Nonlinear Hybrid Simulation of the Toroidicity-Induced Alfvén Eigenmode

G. Y. Fu and W. Park

Phys. Rev. Lett. 74, 1594 (1995) - Published 27 February, 1995

Condensed Matter: Structure, Etc.

Spatial Subharmonics, Irrational Patterns, and Disorder in Eutectic Growth

R. Baumann, K. Kassner, C. Misbah, and D. E. Temkin

Phys. Rev. Lett. 74, 1597 (1995) - Published 27 February, 1995

Crystal Structure of Molecular Hydrogen at High Pressure

Vincent Natoli, Richard M. Martin, and David Ceperley

Phys. Rev. Lett. 74, 1601 (1995) - Published 27 February, 1995

Multiple Interconversions of the $E^{'}$ and Oxygen-Hole Defect Centers in High-Purity Amorphous Silica during Anneal-Interrupted x Irradiation

Lin Zhang, V. A. Mashkov, and R. G. Leisure

Phys. Rev. Lett. 74, 1605 (1995) - Published 27 February, 1995

New Method of Superheterodyne Light Beating Spectroscopy for Brillouin Scattering Using Frequency-Tunable Lasers

Hajime Tanaka and Tsuyoshi Sonehara

Phys. Rev. Lett. 74, 1609 (1995) - Published 27 February, 1995

Low-Temperature Spin Diffusion in a Spin-Polarized Fermi Gas

D. I. Golosov and A. E. Ruckenstein

Phys. Rev. Lett. 74, 1613 (1995) - Published 27 February, 1995

Formation and Structural Analysis of a Surface Alloy: Al(111)-(2 × 2)-Na

J. Burchhardt, M. M. Nielsen, D. L. Adams, E. Lundgren, J. N. Andersen, C. Stampfl, M. Scheffler, A. Schmalz, S. Aminpirooz, and J. Haase

Phys. Rev. Lett. 74, 1617 (1995) - Published 27 February, 1995

Structure Determination of an Alkali Metal–CO Coadsorption Phase: Ni(111)-K $/$ CO

R. Davis, D. P. Woodruff, O. Schaff, V. Fernandez, K.-M. Schindler, Ph. Hofmann, K.-U. Weiss, R. Dippel, V. Fritzsche, and A. M. Bradshaw

Phys. Rev. Lett. 74, 1621 (1995) - Published 27 February, 1995

Phonon-Assisted Sticking of Molecular Hydrogen on Si(111)- $(7 \times 7)$

Peter Bratu and Ulrich Höfer

Phys. Rev. Lett. 74, 1625 (1995) - Published 27 February, 1995

Condensed Matter: Electronic Properties, Etc.

Sm $B_{6}$ : Kondo Insulator or Exotic Metal?

J. C. Cooley, M. C. Aronson, Z. Fisk, and P. C. Canfield

Phys. Rev. Lett. 74, 1629 (1995) - Published 27 February, 1995

Exciton Condensate in Semiconductor Quantum Well Structures

Xuejun Zhu, P. B. Littlewood, Mark S. Hybertsen, and T. M. Rice

Phys. Rev. Lett. 74, 1633 (1995) - Published 27 February, 1995

Universal Form of Hall Coefficient in K and Rb Doped Single Crystal $C_{60}$

Li Lu, Vincent H. Crespi, M. S. Fuhrer, A. Zettl, and Marvin L. Cohen

Phys. Rev. Lett. 74, 1637 (1995) - Published 27 February, 1995

Identification of Metals in Scanning Tunneling Microscopy via Image States

T. Jung, Y. W. Mo, and F. J. Himpsel

Phys. Rev. Lett. 74, 1641 (1995) - Published 27 February, 1995

Polaron and Exciton-Phonon Complexes in CuCl Nanocrystals

T. Itoh, M. Nishijima, A. I. Ekimov, C. Gourdon, Al. L. Efros, and M. Rosen

Phys. Rev. Lett. 74, 1645 (1995) - Published 27 February, 1995

Nuclear Magnetic Resonance of $A_{3} C_{60}$ Superconductors

V. A. Stenger, C. H. Pennington, D. R. Buffinger, and R. P. Ziebarth

Phys. Rev. Lett. 74, 1649 (1995) - Published 27 February, 1995

Three-Body Bound States and the Development of Odd-Frequency Pairing

P. Coleman, E. Miranda, and A. Tsvelik

Phys. Rev. Lett. 74, 1653 (1995) - Published 27 February, 1995

Andreev Reflection in Ferromagnet-Superconductor Junctions

M. J. M. de Jong and C. W. J. Beenakker

Phys. Rev. Lett. 74, 1657 (1995) - Published 27 February, 1995

Local Magnetism of Dilute Ce Impurities in U Metal: Role of Ce- $4 f$ , Host- $f$ Electron Interaction on $4 f$ Spin Fluctuations

V. V. Krishnamurthy, S. N. Mishra, M. R. Press, and S. H. Devare

Phys. Rev. Lett. 74, 1661 (1995) - Published 27 February, 1995

COMMENTS

Comment on "Identical Scaling Behavior of dc and ac Response near the Percolation Threshold in Conductor-Insulator Mixtures"

Asok K. Sen

Phys. Rev. Lett. 74, 1693 (1995) - Published 27 February, 1995

ERRATA

Onset of strong interactions in the Higgs sector of the Standard Model: $H \to f \bar{f}$ at two loops [Phys. Rev. Lett. 72, 2534 (1994)]

Loyal Durand, Bernd A. Kniehl, and Kurt Riesselmann

Phys. Rev. Lett. 74, 1699 (1995) - Published 27 February, 1995

Neutron Diffraction Studies of Flowing and Pinned Magnetic Flux Lattices in $2 H$ -Nb ${Se}_{2}$

U. Yaron, P. L. Gammel, D. A. Huse, R. N. Kleiman, C. S. Oglesby, E. Bucher, B. Batlogg, D. J. Bishop, K. Mortensen, K. Clausen, C. A. Bolle, and F. De La Cruz

Phys. Rev. Lett. 74, 1700 (1995) - Published 27 February, 1995