Volume 78, Issue 4

May 1950

Browse Issues:

Prev Next

ARTICLES

New Isotopes of Neptunium

L. B. Magnusson, S. G. Thompson, and G. T. Seaborg

Phys. Rev. 78, 363 (1950) - Published 15 May, 1950

Nuclear Mass Determinations from Nuclear $Q$ -Values

A. Tollestrup, W. A. Fowler, and C. C. Lauritsen

Phys. Rev. 78, 372 (1950) - Published 15 May, 1950

Numerical Evaluation of the Fermi Beta-Distribution Function

I. Feister

Phys. Rev. 78, 375 (1950) - Published 15 May, 1950

Recoil Coincidence-Absorption Measurement of Neutron Spectra from the Reactions $A^{40} (d, n)$ and $N^{15} (d, n)$

Donald C. Worth

Phys. Rev. 78, 378 (1950) - Published 15 May, 1950

Non-Adiabatic Meson Theory of Nuclear Forces

S. M. Dancoff

Phys. Rev. 78, 382 (1950) - Published 15 May, 1950

Some New Mass Comparisons Involving Si, Fe, Ni, Cu, Zn, W, and Pt

Henry E. Duckworth, Howard A. Johnson, Richard S. Preston, and Richard F. Woodcock

Phys. Rev. 78, 386 (1950) - Published 15 May, 1950

Spectroscopic Isotope Shift and Nuclear Polarization

G. Breit, G. B. Arfken, and W. W. Clendenin

Phys. Rev. 78, 390 (1950) - Published 15 May, 1950

The Internal Conversion Electrons of Several Short-Lived Neutron Induced Radioactivities

Richard L. Caldwell

Phys. Rev. 78, 407 (1950) - Published 15 May, 1950

Cosmic-Ray Intensity Following a Solar Flare

James W. Broxon and Howard W. Boehmer

Phys. Rev. 78, 411 (1950) - Published 15 May, 1950

A Note on the Centrifugal Stretching in Axially Symmetric Molecules

Harald H. Nielsen

Phys. Rev. 78, 415 (1950) - Published 15 May, 1950

Isotope Shift in the Spectrum of Neutral Lead

Thurston E. Manning, C. E. Anderson, and W. W. Watson

Phys. Rev. 78, 417 (1950) - Published 15 May, 1950

Anomalous Internal Friction Associated with the Precipitation of Copper in Cold-Worked Al—Cu Alloys

T'ing-sui KÊ

Phys. Rev. 78, 420 (1950) - Published 15 May, 1950

On the Diffusion of Imprisoned Resonance Radiation

Frank N. Edmonds, Jr.

Phys. Rev. 78, 424 (1950) - Published 15 May, 1950

The Growth of Circularly Polarized Waves in the Sun's Atmosphere and Their Escape into Space

V. A. Bailey

Phys. Rev. 78, 428 (1950) - Published 15 May, 1950

Crystal Statistics of a Two-Dimensional Ising Lattice

G. F. Newell

Phys. Rev. 78, 444 (1950) - Published 15 May, 1950

Ferromagnetic Resonance Absorption in Magnetite Single Crystals

L. R. Bickford, Jr.

Phys. Rev. 78, 449 (1950) - Published 15 May, 1950

Magnetic and Electric Properties of Natural and Synthetic Single Crystals of Magnetite

C. A. Domenicali

Phys. Rev. 78, 458 (1950) - Published 15 May, 1950

A New Criterion for the Occurrence of Slip in Thin Single Crystals

T. L. Wu and R. Smoluchowski

Phys. Rev. 78, 468 (1950) - Published 15 May, 1950

Letters to the Editor

Angular Dependence of Crystalline Nuclear Resonance Absorption

E. F. Carr and C. Kikuchi

Phys. Rev. 78, 470 (1950) - Published 15 May, 1950

The Schmidt Model and Odd-Even Staggering of the Isotopic Shift

G. Breit

Phys. Rev. 78, 470 (1950) - Published 15 May, 1950

On the Magnetic Moments of ${Xe}^{129}$ , ${Bi}^{209}$ , ${Sc}^{45}$ , ${Sb}^{121}$ , and ${Sb}^{123}$

W. G. Proctor and F. C. Yu

Phys. Rev. 78, 471 (1950) - Published 15 May, 1950

Magnetic Suspension Balance

J. W. Beams

Phys. Rev. 78, 471 (1950) - Published 15 May, 1950

Preparation of Transplutonium Isotopes by Neutron Irradiation

A. Ghiorso, R. A. James, L. O. Morgan, and G. T. Seaborg

Phys. Rev. 78, 472 (1950) - Published 15 May, 1950

The Elastic and Photoelastic Constants of Fused Quartz

K. Vedam

Phys. Rev. 78, 472 (1950) - Published 15 May, 1950

A Square-Wave Modulation Method for Microwave Spectra

T. R. Hartz and A. Van DER ZIEL

Phys. Rev. 78, 473 (1950) - Published 15 May, 1950

Stars and Showers at Balloon Altitudes

A. M. Thorndike and A. W. Wotring

Phys. Rev. 78, 473 (1950) - Published 15 May, 1950

Erratum: X-Ray and Gamma-Ray Reflection Properties from 500 X Units to Nine X Units of Unstressed and of Bent Quartz Plates

D. A. Lind, W. J. West, and J. W. M. Dumond

Phys. Rev. 78, 474 (1950) - Published 15 May, 1950

The Thermal Rayleigh Disk in Liquid He II

John R. Pellam and Philip M. Morse

Phys. Rev. 78, 474 (1950) - Published 15 May, 1950

Extension of Alpha- and Beta-Decay Systematics of Protactinium Isotopes

W. W. Meinke and G. T. Seaborg

Phys. Rev. 78, 475 (1950) - Published 15 May, 1950

On the Structural Absorption of Ultrasonic Waves in Ethyl Alcohol

D. Sette

Phys. Rev. 78, 476 (1950) - Published 15 May, 1950

A Thermodynamic Temperature of 1.5 Millidegrees Absolute

D. De Klerk, M. J. Steenland, and C. J. Gorter

Phys. Rev. 78, 476 (1950) - Published 15 May, 1950

The Nuclear Magnetic Moment of ${Niobium}^{93}$

Robert E. Sheriff, William H. Chambers, and Dudley Williams

Phys. Rev. 78, 476 (1950) - Published 15 May, 1950

Isotope Effect in the Superconductivity of Mercury

Emanuel Maxwell

Phys. Rev. 78, 477 (1950) - Published 15 May, 1950

Magic Numbers and Elements with No Stable Isotopes

Lew Kowarski

Phys. Rev. 78, 477 (1950) - Published 15 May, 1950

General Operator Field Equations Derived from A Variation Principle. Construction of "Divergence-Less" Four-Vector Operator

Christopher Gregory

Phys. Rev. 78, 479 (1950) - Published 15 May, 1950

Masses of ${Pd}^{104}$ , ${Pd}^{108}$ , ${Pt}^{195}$ , and ${Cu}^{65}$

Henry E. Duckworth, Karl S. Woodcock, and Richard S. Preston

Phys. Rev. 78, 479 (1950) - Published 15 May, 1950

Revision of the Hyperfine Structure of the Spectrum of Mercury

K. Murakawa

Phys. Rev. 78, 480 (1950) - Published 15 May, 1950

Microwave Spectra of Asymmetric Top Molecules

W. J. Pietenpol, J. D. Rogers, and Dudley Williams

Phys. Rev. 78, 480 (1950) - Published 15 May, 1950

Transitions to the Ground States in Nuclei Excited by Slow Neutron Capture

B. B. Kinsey, G. A. Bartholomew, and W. H. Walker

Phys. Rev. 78, 481 (1950) - Published 15 May, 1950

The Viscosity of Liquid ${He}^{3}$

R. A. Buckingham and H. N. V. Temperley

Phys. Rev. 78, 482 (1950) - Published 15 May, 1950

The Nuclear Magnetic Moment of ${Praseodymium}^{141}$

William H. Chambers, Robert E. Sheriff, and Dudley Williams

Phys. Rev. 78, 482 (1950) - Published 15 May, 1950

Cosmic-Ray Bursts in Ionization Chambers of Different Materials

Harold W. Lewis

Phys. Rev. 78, 483 (1950) - Published 15 May, 1950

A Correction to Be Applied to the Activity of Neutron-Activated Cadmium-Covered Indium Foils

John W. Kunstadter

Phys. Rev. 78, 484 (1950) - Published 15 May, 1950

The Intensity of Primary Heavy Nuclei in the Stratosphere at Night

J. J. Lord and Marcel Schein

Phys. Rev. 78, 484 (1950) - Published 15 May, 1950

Detection of the $π - μ$ -Decay with a Scintillation Crystal

W. L. Kraushaar, J. E. Thomas, Jr., and V. P. Henri

Phys. Rev. 78, 486 (1950) - Published 15 May, 1950

Superconductivity of Isotopes of Mercury

C. A. Reynolds, B. Serin, W. H. Wright, and L. B. Nesbitt

Phys. Rev. 78, 487 (1950) - Published 15 May, 1950

Liquid Scintillation Counters

George T. Reynolds, F. B. Harrison, and G. Salvini

Phys. Rev. 78, 488 (1950) - Published 15 May, 1950

Copper 61 and 67

D. N. Kundu and M. L. Pool

Phys. Rev. 78, 488 (1950) - Published 15 May, 1950

Decay Constants from Coincidence Experiments

T. D. Newton

Phys. Rev. 78, 490 (1950) - Published 15 May, 1950

Measurement of a Second Half-Life in ${Yb}^{170}$

R. E. Bell and R. L. Graham

Phys. Rev. 78, 490 (1950) - Published 15 May, 1950

Saturation Backscattering of Positive Electrons

H. H. Seliger

Phys. Rev. 78, 491 (1950) - Published 15 May, 1950

Dissociative Recombination

D. R. Bates

Phys. Rev. 78, 492 (1950) - Published 15 May, 1950

The Detection of Artificially Produced Photo-Mesons with Counters

J. Steinberger and A. S. Bishop

Phys. Rev. 78, 493 (1950) - Published 15 May, 1950

Preliminary Results on the Production of Mesons by Photons on Carbon and Hydrogen

J. Steinberger and A. S. Bishop

Phys. Rev. 78, 494 (1950) - Published 15 May, 1950

Proton-Proton Scattering in Charged Scalar Theory

K. A. Brueckner and K. M. Watson

Phys. Rev. 78, 495 (1950) - Published 15 May, 1950

Production Cross Sections for $π^{+}$ and $π^{-}$ Mesons by 345-Mev Protons on Carbon at 90° to the Beam

C. Richman and H. A. Wilcox

Phys. Rev. 78, 496 (1950) - Published 15 May, 1950

The Positive-Negative Ratio for $π$ -Mesons Produced Singly in Collisions of Nucleons with Complex Nuclei

Geoffrey F. Chew and Jack L. Steinberger

Phys. Rev. 78, 497 (1950) - Published 15 May, 1950

Fine Structure of $N_{2}$ O near $4.06 μ$ in the Solar Spectrum

J. H. Shaw, M. L. Oxholm, and R. M. Chapman

Phys. Rev. 78, 497 (1950) - Published 15 May, 1950

Disintegration Scheme of ${In}^{116}$

Hilding SlÄTIS, Stefan J. Du TOIT, and Kai Siegbahn

Phys. Rev. 78, 498 (1950) - Published 15 May, 1950