Volume 41, Issue 5

31 July 1978

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LETTERS

Elementary Particles and Fields

Measurement of the $π^{+} π^{-} \to {K_{s}}^{0} {K_{s}}^{0}$ Scattering Cross Section

N. M. Cason, A. E. Baumbaugh, J. M. Bishop, N. N. Biswas, V. P. Kenney, V. A. Polychronakos, R. C. Ruchti, W. D. Shephard, and J. M. Watson

Phys. Rev. Lett. 41, 271 (1978) - Published 31 July, 1978

Search for the $C$ -Noninvariant Decay $π^{0} \to 3 γ$

L. B. Auerbach, V. L. Highland, K. F. Johnson, W. K. McFarlane, R. J. Macek, and J. C. Pratt

Phys. Rev. Lett. 41, 275 (1978) - Published 31 July, 1978

Strong $P$ and $T$ Noninvariances in a Superweak Theory

M. A. B. Bég and H. -S. Tsao

Phys. Rev. Lett. 41, 278 (1978) - Published 31 July, 1978

Unified Gauge Theories and the Baryon Number of the Universe

Motohiko Yoshimura

Phys. Rev. Lett. 41, 281 (1978) - Published 31 July, 1978

Projectile Dependence of Multiparticle Production in Hadron-Nucleus Interactions at 100 GeV/c

J. E. Elias, W. Busza, C. Halliwell, D. Luckey, L. Votta, and C. Young

Phys. Rev. Lett. 41, 285 (1978) - Published 31 July, 1978

How Many Neutrinos?

Ernest Ma and Jon Okada

Phys. Rev. Lett. 41, 287 (1978) - Published 31 July, 1978

Nuclei

Lowest $2^{+}$ State in ${}_{64}^{146}{Gd}_{82}$ and the Energy Gap at $Z = 64$

M. Ogawa, R. Broda, K. Zell, P. J. Daly, and P. Kleinheinz

Phys. Rev. Lett. 41, 289 (1978) - Published 31 July, 1978

Observation of the $T_{>} = \frac{45}{2}$ Components of Deep Hole States in ${}^{207}{Pb}$ via the ( ${}^{3}{He}$ , $α$ ) Reaction at 70 MeV

S. Gales, G. M. Crawley, D. Weber, and B. Zwieglinski

Phys. Rev. Lett. 41, 292 (1978) - Published 31 July, 1978

Fluctuations Due to Zero-Point Motion of Surface Vibrations in Deep-Inelastic Rections

H. Esbensen, A. Winther, R. A. Broglia, and C. H. Dasso

Phys. Rev. Lett. 41, 296 (1978) - Published 31 July, 1978

Measurement of the Alignment-Positron-Momentum Correlation in ${}^{12}N$ → ${}^{12}C$ (g.s.) by the Spontaneous-Level-Mixing Technique: Improved Evidence against a Second-Class Axial Current

H. Brändle, G. Miklos, L. Ph. Roesch, V. L. Telegdi, P. Truttmann, A. Zehnder, L. Grenacs, P. Lebrun, and J. Lehmann

Phys. Rev. Lett. 41, 299 (1978) - Published 31 July, 1978

Atoms and Molecules

Observation of New Satellites in the Cs-Ar System Using Resonance Ionization Spectroscopy

Munir H. Nayfeh, G. S. Hurst, M. G. Payne, and J. P. Young

Phys. Rev. Lett. 41, 302 (1978) - Published 31 July, 1978

Classical Phenomenology and Applications

Observation and Relaxation of the Two-Photon Echo in Na Vapor

A. Flusberg, T. Mossberg, R. Kachru, and S. R. Hartmann

Phys. Rev. Lett. 41, 305 (1978) - Published 31 July, 1978

Condensed Matter: Structure, Etc.

Extended X-Ray-Absorption Fine Structure of Surface Atoms on Single-Crystal Substrates: Iodine Adsorbed on Ag(111)

P. H. Citrin, P. Eisenberger, and R. C. Hewitt

Phys. Rev. Lett. 41, 309 (1978) - Published 31 July, 1978

Computer Simulation of the Dynamics of a Single Polymer Chain

David Ceperley, M. H. Kalos, and Joel L. Lebowitz

Phys. Rev. Lett. 41, 313 (1978) - Published 31 July, 1978

Condensed Matter: Electronic Properties, Etc.

Heat-Capacity Measurements of the Critical Coupling between Aluminum Grains

T. Worthington, P. Lindenfeld, and G. Deutscher

Phys. Rev. Lett. 41, 316 (1978) - Published 31 July, 1978

New Hybrid Photoconductivity Technique for the Investigation of C $O_{2}$ -Laser-Induced Hot-Carrier and Free-Carrier Absorption Effects in Degenerate $n$ -InSb at 1.8 K

D. G. Seiler, J. R. Barker, and B. T. Moore

Phys. Rev. Lett. 41, 319 (1978) - Published 31 July, 1978

Identification of Chemisorption Levels on Iridium by Field-Emission Spectroscopy

R. S. Williams, P. S. Wehner, S. D. Kevan, R. F. Davis, and D. A. Shirley

Phys. Rev. Lett. 41, 323 (1978) - Published 31 July, 1978

Phase Separation of the Electron-Hole Drop in $〈 111 〉$ -Stressed Ge

G. Kirczenow and K. S. Singwi

Phys. Rev. Lett. 41, 326 (1978) - Published 31 July, 1978

Electronic Structure of Intercalated Graphite Determined by Magnetothermal Oscillations

F. Batallan, J. Bok, I. Rosenman, and J. Melin

Phys. Rev. Lett. 41, 330 (1978) - Published 31 July, 1978

Identification of a Surface State on the (111) Terraces of Stepped Cu(211)

K. Klapper, H. F. Kempin, and G. Ertl

Phys. Rev. Lett. 41, 333 (1978) - Published 31 July, 1978

Enhanced Magnetization Density of a Compositionally Modulated CuNi Thin Film

Barry J. Thaler, J. B. Ketterson, and J. E. Hilliard

Phys. Rev. Lett. 41, 336 (1978) - Published 31 July, 1978

Complete Solution of the Korringa-Kohn-Rostoker Coherent-Potential-Approximation Equations: Cu-Ni Alloys

G. M. Stocks, W. M. Temmerman, and B. L. Gyorffy

Phys. Rev. Lett. 41, 339 (1978) - Published 31 July, 1978

Magnetic Ordering in Single-Crystal Praseodymium Induced by Uniaxial Stress

K. A. McEwen, W. G. Stirling, and C. Vettier

Phys. Rev. Lett. 41, 343 (1978) - Published 31 July, 1978

Solid-Liquid Interface Characterization by Photoelectrochemical Measurement of Optical Absorption

Jeffrey C. Buchholz

Phys. Rev. Lett. 41, 347 (1978) - Published 31 July, 1978

Physical Review Letters