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Physical Review Letters

Volume 64, Issue 22

28 May 1990

Browse Issues:

LETTERS

General Physics

Correlation function for the Baxter model

D. B. Abraham and A. L. Owczarek

Phys. Rev. Lett. 64, 2595 (1990) - Published 28 May, 1990

Test of the linearity of quantum mechanics in an atomic system with a hydrogen maser

Ronald L. Walsworth, Isaac F. Silvera, Edward M. Mattison, and Robert F. C. Vessot

Phys. Rev. Lett. 64, 2599 (1990) - Published 28 May, 1990

Gravitation and Astrophysics

Search for γ-ray point sources with energy greater than 40 GeV along the galactic plane by airborne experiment

R. Enomoto, J. Chiba, K. Ogawa, T. Sumiyoshi, F. Takasaki, T. Kifune, and Y. Matsubara

Phys. Rev. Lett. 64, 2603 (1990) - Published 28 May, 1990

Late-time dissipation of primordial baryon-number fluctuations and nucleosynthesis

C. R. Alcock, D. S. Dearborn, G. M. Fuller, G. J. Mathews, and B. S. Meyer

Phys. Rev. Lett. 64, 2607 (1990) - Published 28 May, 1990

Elementary Particles and Fields

Supersymmetry breaking with vanishing cosmological constant in string theory

C. P. Burgess and Fernando Quevedo

Phys. Rev. Lett. 64, 2611 (1990) - Published 28 May, 1990

Resonant substructure in $K^{-}$ $π^{+}$ $π^{+}$ $π^{-}$ decays of $D^{0}$ mesons

J. Adler et al.

Phys. Rev. Lett. 64, 2615 (1990) - Published 28 May, 1990

Polarized-target asymmetry in pion-proton bremsstrahlung at 298 MeV

A. Bosshard, C. Amsler, J. A. Bistirlich, B. van den Brandt, K. M. Crowe, M. Döbeli, M. Doser, R. P. Haddock, J. A. Konter, S. Ljungfelt, J. F. Loude, S. Mango, C. A. Meyer, J. P. Perroud, J. Riedlberger, D. Renker, M. Schaad, D. I. Sober, P. Truöl, and P. Weymuth

Phys. Rev. Lett. 64, 2619 (1990) - Published 28 May, 1990

Nuclear Physics

Spin alignment in superdeformed Hg nuclei

F. S. Stephens, M. A. Deleplanque, J. E. Draper, R. M. Diamond, C. W. Beausang, W. Korten, W. H. Kelly, F. Azaiez, J. A. Becker, E. A. Henry, N. Roy, M. J. Brinkman, J. A. Cizewski, S. W. Yates, and A. Kuhnert

Phys. Rev. Lett. 64, 2623 (1990) - Published 28 May, 1990

Atomic, Molecular, and Optical Physics

Observation of a 96% proton polarization in irradiated ammonia

D. G. Crabb, C. B. Higley, A. D. Krisch, R. S. Raymond, T. Roser, J. A. Stewart, and G. R. Court

Phys. Rev. Lett. 64, 2627 (1990) - Published 28 May, 1990

Stability limit of the cryogenic hydrogen maser

A. C. Maan, H. T. C. Stoof, B. J. Verhaar, and Paul Mandel

Phys. Rev. Lett. 64, 2630 (1990) - Published 28 May, 1990

Multielectron capture in ${Kr}^{18 +}$ collisions with Kr and Ar at low energies by Rydberg transition spectroscopy

S. Martin, A. Denis, Y. Ouerdane, A. Salmoun, A. El Motassadeq, J. Désesquelles, M. Druetta, D. Church, and T. Lamy

Phys. Rev. Lett. 64, 2633 (1990) - Published 28 May, 1990

Search for spatial anisotropy in orthopositronium annihilation

A. P. Mills, Jr. and D. M. Zuckerman

Phys. Rev. Lett. 64, 2637 (1990) - Published 28 May, 1990

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, Etc.

Shock waves and second sound in a rigid heat conductor: A critical temperature for NaF and Bi

T. Ruggeri, A. Muracchini, and L. Seccia

Phys. Rev. Lett. 64, 2640 (1990) - Published 28 May, 1990

Relationship between permeability and diffusion-controlled trapping constant of porous media

S. Torquato

Phys. Rev. Lett. 64, 2644 (1990) - Published 28 May, 1990

When does the diffusion approximation fail to describe photon transport in random media?

K. M. Yoo, Feng Liu, and R. R. Alfano

Phys. Rev. Lett. 64, 2647 (1990) - Published 28 May, 1990

Plasma and Beam Physics

Experimental study of the relation between the absolute-stimulated-Raman and two-plasmon-decay instabilities

J. Meyer and Y. Zhu

Phys. Rev. Lett. 64, 2651 (1990) - Published 28 May, 1990

Neoclassical transport of toroidal momentum in tokamaks

A. A. Ware

Phys. Rev. Lett. 64, 2655 (1990) - Published 28 May, 1990

Condensed Matter: Structure, Etc.

Amplitudes of multifractal moments at the onset of chaos: Universal ratios and crossover functions

B. Fourcade and A.-M. S. Tremblay

Phys. Rev. Lett. 64, 2659 (1990) - Published 28 May, 1990

Observation of a phase transition in the sedimentation velocity of hard spheres

S. E. Paulin and Bruce J. Ackerson

Phys. Rev. Lett. 64, 2663 (1990) - Published 28 May, 1990

Structure of the self-trapped exciton in quartz

A. J. Fisher, W. Hayes, and A. M. Stoneham

Phys. Rev. Lett. 64, 2667 (1990) - Published 28 May, 1990

Layered growth of the quasicrystalline decagonal ${Al}_{3}$ Pd phase in Al/Pd lateral diffusion couples

B. Blanpain, J. W. Mayer, Joyce C. Liu, and K. N. Tu

Phys. Rev. Lett. 64, 2671 (1990) - Published 28 May, 1990

Cation $(^{63}$ Ni) diffusion in ${YBa}_{2}$ ${Cu}_{3}$ $O_{7 - δ}$ epitaxial films

D. Gupta, R. B. Laibowitz, and J. A. Lacey

Phys. Rev. Lett. 64, 2675 (1990) - Published 28 May, 1990

Condensed Matter: Electronic Properties, Etc.

Direct spectroscopy of electron and hole scattering

L. D. Bell, M. H. Hecht, W. J. Kaiser, and L. C. Davis

Phys. Rev. Lett. 64, 2679 (1990) - Published 28 May, 1990

X-ray photoelectron diffraction from a free-electron-metal valence band: Evidence for hole-state localization

J. Osterwalder, T. Greber, S. Hüfner, and L. Schlapbach

Phys. Rev. Lett. 64, 2683 (1990) - Published 28 May, 1990

Probind the Coulomb Gap in Insulating n-Type CdSe

Youzhu Zhang, Oeihua Dai, Miguel Levy, and M. P. Sarachik

Phys. Rev. Lett. 64, 2687 (1990) - Published 28 May, 1990

Frequency-locked turnstile device for single electrons

L. J. Geerligs, V. F. Anderegg, P. A. M. Holweg, J. E. Mooij, H. Pothier, D. Esteve, C. Urbina, and M. H. Devoret

Phys. Rev. Lett. 64, 2691 (1990) - Published 28 May, 1990

Lattice-site determination by magnetic hyperfine interaction for implanted ${}^{54}{Fe}$ ions in α- and γ-cerium

S. Seeger, H. H. Bertschat, K. H. Biedermann, J. P. Biersack, H. Haas, R. Kowallik, H.-E. Mahnke, W. Müller, and W.-D. Zeitz

Phys. Rev. Lett. 64, 2695 (1990) - Published 28 May, 1990

Helifan: A new type of magnetic structure

J. Jensen and A. R. Mackintosh

Phys. Rev. Lett. 64, 2699 (1990) - Published 28 May, 1990

Magnetic properties of Gd/Dy superlattices: Experiment and theory

R. E. Camley, J. Kwo, M. Hong, and C. L. Chien

Phys. Rev. Lett. 64, 2703 (1990) - Published 28 May, 1990

Nuclear magnetism in silver at positive and negative absolute temperatures in the low nanokelvin range

P. J. Hakonen, S. Yin, and O. V. Lounasmaa

Phys. Rev. Lett. 64, 2707 (1990) - Published 28 May, 1990

Vortex-core structure observed with a scanning tunneling microscope

H. F. Hess, R. B. Robinson, and J. V. Waszczak

Phys. Rev. Lett. 64, 2711 (1990) - Published 28 May, 1990

Strontium-induced oxygen defect structure and hole doping in ${La}_{2 - x}$ ${Sr}_{x}$ ${CuO}_{4}$

Zhengquan Tan, M. E. Filipkowski, J. I. Budnick, E. K. Heller, D. L. Brewe, B. L. Chamberland, C. E. Bouldin, J. C. Woicik, and D. Shi

Phys. Rev. Lett. 64, 2715 (1990) - Published 28 May, 1990

Disorder and interactions in the Hubbard model

Gergely T. Zimanyi and Elihu Abrahams

Phys. Rev. Lett. 64, 2719 (1990) - Published 28 May, 1990

Random-phase-approximation analysis of NMR and neutron-scattering experiments on layered cuprates

N. Bulut, D. Hone, D. J. Scalapino, and N. E. Bickers

Phys. Rev. Lett. 64, 2723 (1990) - Published 28 May, 1990

Cross-Disciplinary Physics

Random loose packings of uniform spheres and the dilatancy onset

George Y. Onoda and Eric G. Liniger

Phys. Rev. Lett. 64, 2727 (1990) - Published 28 May, 1990

COMMENTS

Comment on ‘‘Ionization of Rydberg atoms by a circularly polarized microwave field’’

Michael Nauenberg

Phys. Rev. Lett. 64, 2731 (1990) - Published 28 May, 1990

ERRATA

Erratum: Suppression of crystal nucleation in amorphous layers with sharp concentration gradients [Phys. Rev. Lett. 64, 1533 (1990)]

P. J. Desré and A. R. Yavari

Phys. Rev. Lett. 64, 2732 (1990) - Published 28 May, 1990