Volume 70, Issue 4

25 January 1993

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LETTERS

General Physics

Ultimate information carrying limit of quantum systems

Horace P. Yuen and Masanao Ozawa

Phys. Rev. Lett. 70, 363 (1993) - Published 25 January, 1993

Gravitation and Astrophysics

New symmetries of the vacuum Einstein equations

Metin Gürses

Phys. Rev. Lett. 70, 367 (1993) - Published 25 January, 1993

Inflation at the electroweak scale

Lloyd Knox and Michael S. Turner

Phys. Rev. Lett. 70, 371 (1993) - Published 25 January, 1993

New look at the solar neutrino problem

Martin White, Lawrence Krauss, and Evalyn Gates

Phys. Rev. Lett. 70, 375 (1993) - Published 25 January, 1993

Neutron star crusts

C. P. Lorenz, D. G. Ravenhall, and C. J. Pethick

Phys. Rev. Lett. 70, 379 (1993) - Published 25 January, 1993

Elementary Particles and Fields

Production of J/ψ via ψ’ and χ decay in 300 GeV/c proton- and $π^{\pm}$ -nucleon interactions

L. Antoniazzi et al.

Phys. Rev. Lett. 70, 383 (1993) - Published 25 January, 1993

Chiral symmetry and threshold $π^{0}$ electroproduction

Véronique Bernard, Norbert Kaiser, T.-S. H. Lee, and Ulf-G. Meissner

Phys. Rev. Lett. 70, 387 (1993) - Published 25 January, 1993

Curvature contribution to the mass of strangelets

Jes Madsen

Phys. Rev. Lett. 70, 391 (1993) - Published 25 January, 1993

Nuclear Physics

Evidence against a 17 keV neutrino from ${}^{35}S$ beta decay

J. L. Mortara, I. Ahmad, K. P. Coulter, S. J. Freedman, B. K. Fujikawa, J. P. Greene, J. P. Schiffer, W. H. Trzaska, and A. R. Zeuli

Phys. Rev. Lett. 70, 394 (1993) - Published 25 January, 1993

$M_{T}$ scaling in dilepton spectrum as a signature for quark-gluon plasma

M. Asakawa, C. M. Ko, and P. Lévai

Phys. Rev. Lett. 70, 398 (1993) - Published 25 January, 1993

Valence correlation schemes and signatures of nuclear structure: A simple global phenomenology for B(E2: $2_{1}^{+}$ → $0_{1}^{+}$ ) values

R. F. Casten and N. V. Zamfir

Phys. Rev. Lett. 70, 402 (1993) - Published 25 January, 1993

Atomic, Molecular, and Optical Physics

Atoms in strong optical fields: Evolution from multiphoton to tunnel ionization

Eric Mevel, Pierre Breger, Rusty Trainham, Guillaume Petite, Pierre Agostini, Arnold Migus, Jean-Paul Chambaret, and Andre Antonetti

Phys. Rev. Lett. 70, 406 (1993) - Published 25 January, 1993

Two-dimesional atomic crystal bound by light

A. Hemmerich and T. W. Hänsch

Phys. Rev. Lett. 70, 410 (1993) - Published 25 January, 1993

Measurement of Cs-Cs elastic scattering at T=30 μK

C. R. Monroe, E. A. Cornell, C. A. Sackett, C. J. Myatt, and C. E. Wieman

Phys. Rev. Lett. 70, 414 (1993) - Published 25 January, 1993

Experimental evidence of the asymmetry of the soft electron peak in ion-atom ionization

S. Suárez, C. Garibotti, W. Meckbach, and G. Bernardi

Phys. Rev. Lett. 70, 418 (1993) - Published 25 January, 1993

Dissociative recombination of ${HeH}^{+}$ at large center-of-mass energies

T. Tanabe, I. Katayama, N. Inoue, K. Chida, Y. Arakaki, T. Watanabe, M. Yoshizawa, S. Ohtani, and K. Noda

Phys. Rev. Lett. 70, 422 (1993) - Published 25 January, 1993

Dissociative recombination of cold ${HD}^{+}$ at the Test Storage Ring

P. Forck, M. Grieser, D. Habs, A. Lampert, R. Repnow, D. Schwalm, A. Wolf, and D. Zajfman

Phys. Rev. Lett. 70, 426 (1993) - Published 25 January, 1993

Direct high-energy neutral-channel dissociative recombination of cold $H_{3}^{+}$ in an ion storage ring

M. Larsson, H. Danared, J. R. Mowat, P. Sigray, G. Sundström, L. Broström, A. Filevich, A. Källberg, S. Mannervik, K. G. Rensfelt, and S. Datz

Phys. Rev. Lett. 70, 430 (1993) - Published 25 January, 1993

Information-theoretic and Wigner-function approaches to the nonclassical state dynamics for the variable-frequency harmonic oscillator

J. Aliaga, G. Crespo, and A. N. Proto

Phys. Rev. Lett. 70, 434 (1993) - Published 25 January, 1993

Quantum correlated light beams and sub-Poissonian electrical partition noise in parallel and series coupled semiconductor light emitters

E. Goobar, A. Karlsson, G. Björk, and P-J. Rigole

Phys. Rev. Lett. 70, 437 (1993) - Published 25 January, 1993

Plasma and Beam Physics

Beam divergence with harmonic gyroresonance in focusing wiggler and axial field

K. Sakamoto, T. Kobayashi, Y. Kishimoto, S. Kawasaki, S. Musyoki, A. Watanabe, M. Takahashi, H. Ishizuka, and M. Shiho

Phys. Rev. Lett. 70, 441 (1993) - Published 25 January, 1993

Cross-Disciplinary Physics

Electrostatic interactions in hemoglobin from light scattering experiments

L. Lunelli, E. Bucci, and G. Baldini

Phys. Rev. Lett. 70, 513 (1993) - Published 25 January, 1993

COMMENTS

Production and storage of ultracold neutrons in superfluid ${}^{4}{He}$

R. Golub and S. K. Lamoreaux

Phys. Rev. Lett. 70, 517 (1993) - Published 25 January, 1993

Yoshiki et al. reply

H. Yoshiki

Phys. Rev. Lett. 70, 518 (1993) - Published 25 January, 1993