Volume 32, Issue 15

S. D. Baker, R. Beurtey, G. Bruge, A. Chaumeaux, J. -M. Durand, J. C. Faivre, J. M. Fontaine, D. Garreta, D. Legrand, J. Saudinos, J. Thirion, R. Bertini, F. Brochard, and F. Hibou

Phys. Rev. Lett. 32, 839 (1974) - Published 15 April, 1974

High-Spin States and Coriolis-Decoupled Bands in ${}^{190 - 194}{Hg}$

H. Beuscher, W. F. Davidson, R. M. Lieder, A. Neskakis, and C. Mayer-Böricke

Phys. Rev. Lett. 32, 843 (1974) - Published 15 April, 1974

Observation of the Charge-Exchange Mode of the Giant $M 1$ Resonance of ${}^{28}{Si}$

E. R. Flynn, J. Sherman, and Nelson Stein

Phys. Rev. Lett. 32, 846 (1974) - Published 15 April, 1974

Elementary Particles and Fields

Coherent Neutrino Scattering and Stellar Collapse

James R. Wilson

Phys. Rev. Lett. 32, 849 (1974) - Published 15 April, 1974

Structure in the $ω π π$ System at the $A_{2}$ Mass Region

U. Karshon, G. Mikenberg, S. Pitluck, Y. Eisenberg, E. E. Ronat, A. Shapira, and G. Yekutieli

Phys. Rev. Lett. 32, 852 (1974) - Published 15 April, 1974

Observation of $ω p$ Enhancement from the Reaction $π^{-} p \to π^{-} ω p$ at 4.5, 6, and 14 GeV/c

V. Davidson, A. Dzierba, A. Firestone, W. Ford, R. Gomez, F. Nagy, C. Peck, C. Rosenfeld, A. Sheng, H. A. Gordon, M. Habibi, I. Stumer, R. Ely, D. Grether, P. Oddone, and Kwan-Wu Lai

Phys. Rev. Lett. 32, 855 (1974) - Published 15 April, 1974

Search for Fractionally Charged Quarks Produced by 200- and 300-GeV Proton-Nuclear Interactions

T. Nash, T. Yamanouchi, D. Nease, and J. Sculli

Phys. Rev. Lett. 32, 858 (1974) - Published 15 April, 1974

Electron-Positron Annihilation into Hadrons and Landau's Hydrodynamic Model

Fred Cooper, Graham Frye, and Edmond Schonberg

Phys. Rev. Lett. 32, 862 (1974) - Published 15 April, 1974

Physical Review Letters

Volume 32, Issue 15

LETTERS

Atoms, Molecules, and Related Topics

Ion-X-Ray Coincidence Experiments in Slow ${Ne}^{+}$ -Ne Collisions

Precision Lamb-Shift Measurement in the $n = 2$ State of ${}^{6}{Li}^{2 +}$

Photon-Channeled-Ion Coincidence Measurements to Investigate the Impact-Parameter Dependence of X-Ray Excitation

Atoms, Nuclei, and Particles in Matter

Observation of Population Inversion by Optical Adiabatic Rapid Passage

Plasmas, Fluids, Thermodynamics, and Related Topics

Decay of a Plasmon into Two Electromagnetic Waves

Excitation of Pure Electron Plasma Waves by Modulated Electron Beams

${CO}_{2}$ -Laser—Beam Absorption by a Dense Plasma

Two-Dimensional Rotons

Plasma Heating by Intense, Relativistic Electron Beams

Solids

High-Temperature Resistance Minima in Concentrated Pd-Ag and Ni-Cu Alloys

Neutron-Scattering Study of the Structural Phase Transition in the One-Dimensional Conductor $K_{2}$ Pt ${(CN)}_{4}$ ${Br}_{0.3}$ ${\cdot 3 D}_{2}$ O

Nuclei

$p - {}^{4}{He}$ Elastic Scattering at 1.05 GeV