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Physical Review Letters

Volume 64, Issue 23

4 June 1990

Browse Issues:

LETTERS

General Physics

Relativistic virial theorem

Wolfgang Lucha and Franz F. Schöberl

Phys. Rev. Lett. 64, 2733 (1990) - Published 4 June, 1990

Gravitation and Astrophysics

Global texture and the microwave background

Neil Turok and David Spergel

Phys. Rev. Lett. 64, 2736 (1990) - Published 4 June, 1990

Hyperextended inflation

Paul J. Steinhardt and Frank S. Accetta

Phys. Rev. Lett. 64, 2740 (1990) - Published 4 June, 1990

Phase-space constraints on bosonic and fermionic dark matter

Jes Madsen

Phys. Rev. Lett. 64, 2744 (1990) - Published 4 June, 1990

Elementary Particles and Fields

Permutation symmetry and the origin of fermion mass hierarchy

K. S. Babu and R. N. Mohapatra

Phys. Rev. Lett. 64, 2747 (1990) - Published 4 June, 1990

Vector and axial-vector meson dominance in neutrino scattering and the measurement of $\sin^{2}$ $θ_{W}$

Jon Pumplin

Phys. Rev. Lett. 64, 2751 (1990) - Published 4 June, 1990

Improved experimental limit on $K_{L}$ → $π^{0}$ $e^{+}$ $e^{-}$

K. E. Ohl, R. K. Adair, H. B. Greenlee, H. Kasha, E. B. Mannelli, M. P. Schmidt, M. R. Vagins, E. Jastrzembski, R. C. Larsen, L. B. Leipuner, W. M. Morse, and C. B. Schwarz

Phys. Rev. Lett. 64, 2755 (1990) - Published 4 June, 1990

Kinematically complete measurement of the reaction $π^{-}$ p→ $π^{+}$ $π^{-}$ n in the region of Δ dominance as a test of chiral Lagrangians

H.-W. Ortner, R. Baran, U. Bohnert, M. Dillig, G. Herrmann, A. Hofmann, P. Helbig, O. Jäkel, W. Kluge, H. Krüger, D. Malz, H. Matthäy, R. Müller, W. Menzel, L. Schweinzer, and S. Wirth

Phys. Rev. Lett. 64, 2759 (1990) - Published 4 June, 1990

Atomic, Molecular, and Optical Physics

Observation of unexpected energy levels in molecular hydrogen and ortho-para energy transfer

U. Czarnetzki and H. F. Döbele

Phys. Rev. Lett. 64, 2763 (1990) - Published 4 June, 1990

Atomic electron binding energies of multiply charged krypton ions by internal-conversion-electron spectroscopy

Daniel J. Decman and Wolfgang Stoeffl

Phys. Rev. Lett. 64, 2767 (1990) - Published 4 June, 1990

Squeezing via one-dimensional distribution of coherent states

J. Janszky and An. V. Vinogradov

Phys. Rev. Lett. 64, 2771 (1990) - Published 4 June, 1990

Nonlinear Dynamics, Fluid Dynamics, Classical Optics, Etc.

Thermodynamics of spatiotemporal chaos: An experimental approach

S. Ciliberto and M. Caponeri

Phys. Rev. Lett. 64, 2775 (1990) - Published 4 June, 1990

Overcoming intrinsic and synchrotron depolarizing resonances with a Siberian snake

J. E. Goodwin, H-O. Meyer, M. G. Minty, P. V. Pancella, R. E. Pollock, T. Rinckel, M. A. Ross, F. Sperisen, E. J. Stephenson, B. von Przewoski, E. D. Courant, S. Y. Lee, L. G. Ratner, A. D. Krisch, R. S. Raymond, T. Roser, J. A. Stewart, and B. Vuaridel

Phys. Rev. Lett. 64, 2779 (1990) - Published 4 June, 1990

Observation of sub-Poissonian photon statistics in a micromaser

G. Rempe, F. Schmidt-Kaler, and H. Walther

Phys. Rev. Lett. 64, 2783 (1990) - Published 4 June, 1990

Observation of long-range intensity correlation in the transport of coherent light through a random medium

M. P. van Albada, J. F. de Boer, and A. Lagendijk

Phys. Rev. Lett. 64, 2787 (1990) - Published 4 June, 1990

Condensed Matter: Structure, Etc.

Nonintersecting random walk in the presence of nonspherical obstacles

Edmund A. Di Marzio

Phys. Rev. Lett. 64, 2791 (1990) - Published 4 June, 1990

Observation of ballistic phonons in silicon crystals induced by α particles

B. A. Young, B. Cabrera, and A. T. Lee

Phys. Rev. Lett. 64, 2795 (1990) - Published 4 June, 1990

Condensed Matter: Electronic Properties, Etc.

Elastic singularities at the Peierls transition

Joseph A. Aronovitz, Paul Goldbart, and George Mozurkewich

Phys. Rev. Lett. 64, 2799 (1990) - Published 4 June, 1990

Interaction energies of impurities in Cu and Ni

U. Klemradt, B. Drittler, R. Zeller, and P. H. Dederichs

Phys. Rev. Lett. 64, 2803 (1990) - Published 4 June, 1990

Synchrotron-radiation-excited soft-x-ray-fluorescence studies of Cu and Zn: On the validity of the sudden approximation

N. Wassdahl, J.-E. Rubensson, G. Bray, P. Glans, P. Bleckert, R. Nyholm, S. Cramm, N. Mårtensson, and J. Nordgren

Phys. Rev. Lett. 64, 2807 (1990) - Published 4 June, 1990

Band tails in hydrogenated amorphous silicon and silicon-germanium alloys

Samer Aljishi, J. David Cohen, Shu Jin, and Lothar Ley

Phys. Rev. Lett. 64, 2811 (1990) - Published 4 June, 1990

Second-harmonic generation in odd-period, strained, (Si $)_{n}$ (Ge $)_{n}$ /Si superlattices and at Si/Ge interfaces

Ed Ghahramani, D. J. Moss, and J. E. Sipe

Phys. Rev. Lett. 64, 2815 (1990) - Published 4 June, 1990

Conduction in curvilinear constrictions: Generalization of the Landauer formula

Mark Yosefin and Moshe Kaveh

Phys. Rev. Lett. 64, 2819 (1990) - Published 4 June, 1990

Almost-localized electrons in a magnetic field

J. Spaek and P. Gopalan

Phys. Rev. Lett. 64, 2823 (1990) - Published 4 June, 1990

Nonhomogeneous charge distribution in layered high- $T_{c}$ superconductors

M. Di Stasio, K. A. Müller, and L. Pietronero

Phys. Rev. Lett. 64, 2827 (1990) - Published 4 June, 1990

Correlation exponents and the metal-insulator transition in the one-dimensional Hubbard model

H. J. Schulz

Phys. Rev. Lett. 64, 2831 (1990) - Published 4 June, 1990

COMMENTS

Comment on ‘‘Observation of electron capture into continuum states of neutral atoms’’

László Szótér

Phys. Rev. Lett. 64, 2835 (1990) - Published 4 June, 1990

Sarkadi et al. reply

L. Sarkadi, J. Pálinkás, A. Kövér, D. P. Berényi, and T. Vajnai

Phys. Rev. Lett. 64, 2836 (1990) - Published 4 June, 1990

ERRATA

Controlling Chaos

Edward Ott, Celso Grebogi, and James A. Yorke

Phys. Rev. Lett. 64, 2837 (1990) - Published 4 June, 1990

Self-Organized Critical State of Sandpile Automation Models

Deepak Dhar

Phys. Rev. Lett. 64, 2837 (1990) - Published 4 June, 1990