Volume 57, Issue 21

C. Baltay, M. Bregman, D. Caroumbalis, L. D. Chen, M. Hibbs, J. T. Liu, J. Okamitsu, G. Ormazabal, A. C. Schaffer, K. Shastri, N. J. Baker, P. L. Connolly, S. A. Kahn, M. J. Murtagh, N. P. Samios, and M. Tanaka

Phys. Rev. Lett. 57, 2629 (1986) - Published 24 November, 1986

Chou-Yang Model and Hyperon-Proton Elastic Scattering

Mohammad Saleem, Muhammad Rafique, Haris Rashid, and Fazal-e-Aleem

Phys. Rev. Lett. 57, 2633 (1986) - Published 24 November, 1986

Nuclei

Measurement of the Reaction ${}^{16}O (π^{+}, π^{0} p)$

S. Gilad, S. Høibråten, W. J. Burger, G. W. Dodson, L. D. Pham, R. P. Redwine, E. Piasetzky, H. W. Baer, J. D. Bowman, F. H. Cverna, M. J. Leitch, U. Sennhauser, Th. S. Bauer, C. H. Q. Ingram, G. S. Kyle, D. Ashery, S. A. Wood, and Z. Fraenkel

Phys. Rev. Lett. 57, 2637 (1986) - Published 24 November, 1986

Direct Spin Determination of On-Line-Separated Isotopes by Nuclear Orientation and Nuclear Magnetic Resonance

D. Vandeplassche, E. van Walle, J. Wouters, N. Severijns, and L. Vanneste

Phys. Rev. Lett. 57, 2641 (1986) - Published 24 November, 1986

Atoms and Molecules

Transformation of Symmetrization Order to Nuclear-Spin Magnetization by Chemical Reaction and Nuclear Magnetic Resonance

C. Russell Bowers and Daniel P. Weitekamp

Phys. Rev. Lett. 57, 2645 (1986) - Published 24 November, 1986

Distance of Excited-State Formation in Ion-Surface Collisions

Joachim Burgdörfer and Eckart Kupfer

Phys. Rev. Lett. 57, 2649 (1986) - Published 24 November, 1986

New Theoretical Description of the Carbon-Carbon Triple Bond

R. P. Messmer and P. A. Schultz

Phys. Rev. Lett. 57, 2653 (1986) - Published 24 November, 1986

Fundamental Phenomenology and Applications

Laser Chaotic Attractors in Crisis

Didier Dangoisse, Pierre Glorieux, and Daniel Hennequin

Phys. Rev. Lett. 57, 2657 (1986) - Published 24 November, 1986

Spontaneous Generation of Raman Solitons from Quantum Noise

John C. Englund and Charles M. Bowden

Phys. Rev. Lett. 57, 2661 (1986) - Published 24 November, 1986

Fluids, Plasmas, and Electric Discharges

Confirmation of Positron Mobility Edge in Gaseous Helium by Monte Carlo Simulation

Abbas Farazdel

Phys. Rev. Lett. 57, 2664 (1986) - Published 24 November, 1986

Bifurcation of Magnetized Electron Transport in Laser-Produced Plasmas

T. Yabe and M. Hasegawa

Phys. Rev. Lett. 57, 2667 (1986) - Published 24 November, 1986

Condensed Matter: Structure, Etc.

Existence and Role of the Precursor Film in the Spreading of Polymer Liquids

D. Ausserré, A. M. Picard, and L. Léger

Phys. Rev. Lett. 57, 2671 (1986) - Published 24 November, 1986

Solute Trapping in Silicon by Lateral Motion of {111} Ledges

M. J. Aziz and C. W. White

Phys. Rev. Lett. 57, 2675 (1986) - Published 24 November, 1986

Glassy Dynamics in Icosahedral Systems

Robert G. Caflisch, Herbert Levine, and Jayanth R. Banavar

Phys. Rev. Lett. 57, 2679 (1986) - Published 24 November, 1986

Observations of the Melting Transition in Thin Lead Films

G. Devaud and R. H. Willens

Phys. Rev. Lett. 57, 2683 (1986) - Published 24 November, 1986

Field Adsorption of Helium on Tungsten

N. Ernst, W. Drachsel, Y. Li, J. H. Block, and H. J. Kreuzer

Phys. Rev. Lett. 57, 2686 (1986) - Published 24 November, 1986

Identification of the Ga Interstitial in ${Al}_{x} {Ga}_{1 - x} As$ by Optically Detected Magnetic Resonance

T. A. Kennedy and M. G. Spencer

Phys. Rev. Lett. 57, 2690 (1986) - Published 24 November, 1986

Phase Diagram of Yukawa Systems: Model for Charge-Stabilized Colloids

Kurt Kremer, Mark O. Robbins, and Gary S. Grest

Phys. Rev. Lett. 57, 2694 (1986) - Published 24 November, 1986

Random Strains and the Structure of ${(KBr)}_{1 - x} {(KCN)}_{x}$ Mixed Crystals

Laurent J. Lewis and Michael L. Klein

Phys. Rev. Lett. 57, 2698 (1986) - Published 24 November, 1986

Dislocation Generation in the Two-Dimensional Frenkel-Kontorova Model at High Stresses

P. S. Lomdahl and D. J. Srolovitz

Phys. Rev. Lett. 57, 2702 (1986) - Published 24 November, 1986

Mistakes in Quasilattices

Jian Ping Lu and Joseph L. Birman

Phys. Rev. Lett. 57, 2706 (1986) - Published 24 November, 1986

Flow of Polarized Fermi Gases through Narrow Channels

William J. Mullin

Phys. Rev. Lett. 57, 2710 (1986) - Published 24 November, 1986

Ordering at $\frac{Si (111)}{a - Si}$ and Si(111)/Si $O_{2}$ Interfaces

I. K. Robinson, W. K. Waskiewicz, R. T. Tung, and J. Bohr

Phys. Rev. Lett. 57, 2714 (1986) - Published 24 November, 1986

Steric Interactions in a Model Multimembrane System: A Synchrotron X-Ray Study

C. R. Safinya, D. Roux, G. S. Smith, S. K. Sinha, P. Dimon, N. A. Clark, and A. M. Bellocq

Phys. Rev. Lett. 57, 2718 (1986) - Published 24 November, 1986

Condensed Matter: Electronic Properties, Etc.

Absorption Blue Shift in Laser-Excited Semiconductor Microspheres

L. Banyai and S. W. Koch

Phys. Rev. Lett. 57, 2722 (1986) - Published 24 November, 1986

Anderson Localization of Electromagnetic Waves in a Dielectric Medium of Randomly Distributed Metal Particles

K. Arya, Z. B. Su, and Joseph L. Birman

Phys. Rev. Lett. 57, 2725 (1986) - Published 24 November, 1986

Electron-Energy-Loss Scattering near a Single Misfit Dislocation at the GaAs/GaInAs Interface

P. E. Batson, K. L. Kavanagh, J. M. Woodall, and J. W. Mayer

Phys. Rev. Lett. 57, 2729 (1986) - Published 24 November, 1986

Magnetic and Nonmagnetic Charge States in YbPd

P. Bonville, J. Hammann, J. A. Hodges, P. Imbert, and G. J. Jéhanno

Phys. Rev. Lett. 57, 2733 (1986) - Published 24 November, 1986

Geometrical Factors in Enhanced Photoyield from Small Metal Particles

Quark Y. Chen and Clayton W. Bates, Jr.

Phys. Rev. Lett. 57, 2737 (1986) - Published 24 November, 1986

Superconductivity and Phase Transitions in Compressed Si to 45 GPa

David Erskine, Peter Y. Yu, K. J. Chang, and Marvin L. Cohen

Phys. Rev. Lett. 57, 2741 (1986) - Published 24 November, 1986

Critical End Point in CeSb under Uniaxial Pressure Parallel to [001]

B. Hälg, A. Furrer, and O. Vogt

Phys. Rev. Lett. 57, 2745 (1986) - Published 24 November, 1986

Tunneling Exchange, Supersymmetry, and Riccati Equations

P. Kumar, M. Ruiz-Altaba, and B. S. Thomas

Phys. Rev. Lett. 57, 2749 (1986) - Published 24 November, 1986

Collective Excitations and the Dynamical Stark Effect in a Coherently Driven Exciton System

S. Schmitt-Rink and D. S. Chemla

Phys. Rev. Lett. 57, 2752 (1986) - Published 24 November, 1986

Nuclear Electric Quadrupole Induction of Atomic Polarization

Tycho Sleator, Erwin L. Hahn, Michael B. Heaney, Claude Hilbert, and John Clarke

Phys. Rev. Lett. 57, 2756 (1986) - Published 24 November, 1986

Quantum Transport and Surface Scattering

Zlatko Tešanović, Marko V. Jarić, and Sadamichi Maekawa

Phys. Rev. Lett. 57, 2760 (1986) - Published 24 November, 1986

Cross-Disciplinary Physics

Intractable Computations without Local Minima

Eric B. Baum

Phys. Rev. Lett. 57, 2764 (1986) - Published 24 November, 1986

COMMENTS

Propagative Phase Dynamics

Helmut R. Brand

Phys. Rev. Lett. 57, 2768 (1986) - Published 24 November, 1986

Distinguishing a Quasicrystal from an Icosahedral Glass Via Lattice Imaging

Paul J. Steinhardt

Phys. Rev. Lett. 57, 2769 (1986) - Published 24 November, 1986

Stephens and Goldman Respond

Peter W. Stephens and Alan I. Goldman

Phys. Rev. Lett. 57, 2770 (1986) - Published 24 November, 1986

ERRATA

Can an Isovector Dipole Mode of Nuclear Collective Motion Give a Signature Duplicating That of an Isoscalar Monopole Mode?

R. J. Peterson

Phys. Rev. Lett. 57, 2771 (1986) - Published 24 November, 1986

Complete Integrability in a Quantum Description of Chaotic Systems.

K. Nakamura and M. Lakshmanan

Phys. Rev. Lett. 57, 2772 (1986) - Published 24 November, 1986

Nucleation and Growth of Colloidal Crystals.

D. J. W. Aastuen, N. A. Clark, L. K. Cotter, and Bruce J. Ackerson

Phys. Rev. Lett. 57, 2772 (1986) - Published 24 November, 1986

Role of $F$ -Center Diffusion in the Electron-Stimulated Desorption of Metal Atoms from Alkali Halides.

G. M. Loubriel, T. A. Green, P. M. Richards, R. G. Albridge, D. W. Cherry, R. K. Cole, R. F. Haglund, Jr., L. T. Hudson, M. H. Mendenhall, D. M. Newns, P. M. Savundararaj, K. J. Snowdon, and N. H. Tolk

Phys. Rev. Lett. 57, 2773 (1986) - Published 24 November, 1986

Theory of the Orientational Glass State in $M {(CN)}_{x} X_{1 - x}$ Mixed Crystals.

K. H. Michel

Phys. Rev. Lett. 57, 2773 (1986) - Published 24 November, 1986