Volume 177, Issue 1

January 1969

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ARTICLES

Direct Determination of Pure-State Density Matrices. I. Some Simple Introductory Calculations

William L. Clinton, Jamil Nakhleh, and Francis Wunderlich

Phys. Rev. 177, 1 (1969) - Published 5 January, 1969

Direct Determination of Pure-State Density Matrices. II. Construction of Constrained Idempotent One-Body Densities

William L. Clinton, Anthony J. Galli, and Louis J. Massa

Phys. Rev. 177, 7 (1969) - Published 5 January, 1969

Direct Determination of Pure-State Density Matrices. III. Purely Theoretical Densities Via an Electrostatic-Virial Theorem

William L. Clinton, George A. Henderson, and John V. Prestia

Phys. Rev. 177, 13 (1969) - Published 5 January, 1969

Direct Determination of Pure-State Density Matrices. IV. Investigation of Another Constraint and Another Application of the $P$ Equations

William L. Clinton and Guillermo B. Lamers

Phys. Rev. 177, 19 (1969) - Published 5 January, 1969

Direct Determination of Pure-State Density Matrices. V. Constrained Eigenvalue Problems

William L. Clinton, Anthony J. Galli, George A. Henderson, Guillermo B. Lamers, Louis J. Massa, and John Zarur

Phys. Rev. 177, 27 (1969) - Published 5 January, 1969

Many-Body Approach to Hyperfine Interaction in Atomic Nitrogen

N. C. Dutta, C. Matsubara, R. T. Pu, and T. P. Das

Phys. Rev. 177, 33 (1969) - Published 5 January, 1969

Temperature Dependence of the Total Interference Functions of Liquid Cu-Sn Alloys

N. C. Halder, D. M. North, and C. N. J. Wagner

Phys. Rev. 177, 47 (1969) - Published 5 January, 1969

Millimeter- and Submillimeter-Wave Spectra and Molecular Constants of LiF and LiCl

Edwin F. Pearson and Walter Gordy

Phys. Rev. 177, 52 (1969) - Published 5 January, 1969

Millimeter-Wave Spectra and Molecular Constants of ${}^{6}{Li}$ D and ${}^{7}{Li}$ D

Edwin F. Pearson and Walter Gordy

Phys. Rev. 177, 59 (1969) - Published 5 January, 1969

Theoretical Calculations of the $d$ -, $f$ -, and $g$ -Electron Transition Series

Donald C. Griffin, Kenneth L. Andrew, and Robert D. Cowan

Phys. Rev. 177, 62 (1969) - Published 5 January, 1969

Measurement of the Total Cross Section for Symmetric Charge Exchange in Helium from 400-2000 eV

Stephen W. Nagy, William J. Savola, Jr., and Edward Pollack

Phys. Rev. 177, 71 (1969) - Published 5 January, 1969

The Group $R_{4}$ in Atomic-Structure Theory: The Hydrogenic $R_{4}$ versus the Mathematical $R_{4}$ and the Coulomb Interaction in $2 s^{m} 2 p^{n}$ and $3 s^{m} 3 p^{n} 3 d^{r}$ Configurations

Joseph S. Alper and Oktay Sinanoğlu

Phys. Rev. 177, 77 (1969) - Published 5 January, 1969

Application of the Group $R_{4}$ to Energy-Level Separations and the Evaluation of Correlation Energy in Atoms

Joseph S. Alper

Phys. Rev. 177, 86 (1969) - Published 5 January, 1969

Radiative Capture of Electrons by Chlorine, Bromine, and Iodine Atoms

Dietmar E. Rothe

Phys. Rev. 177, 93 (1969) - Published 5 January, 1969

Calculation of Spin-Orbit Coupling Constants in Diatomic Molecules from Hartree-Fock Wave Functions

T. E. H. Walker and W. G. Richards

Phys. Rev. 177, 100 (1969) - Published 5 January, 1969

Near-Resonant Vibrational Energy Transfer Among Isotopes of C $O_{2}$

R. D. Sharma

Phys. Rev. 177, 102 (1969) - Published 5 January, 1969

Dynamic Polarizabilities and van der Waals Coefficients

K. T. Tang

Phys. Rev. 177, 108 (1969) - Published 5 January, 1969

Doublet Suppression in the Principal Series of Cesium

Reginald J. Exton

Phys. Rev. 177, 114 (1969) - Published 5 January, 1969

Atomic-Beam Measurement of Isotope Shifts in the $D_{1}$ Line of ${}^{127}{Cs}$ , ${}^{129}{Cs}$ , ${}^{133}{Cs}$ , ${}^{134 m}{Cs}$ , ${}^{134}{Cs}$ , and ${}^{137}{Cs}$

Richard Marrus, Edmond C. Wang, and Joseph Yellin

Phys. Rev. 177, 122 (1969) - Published 5 January, 1969

Electric Polarizabilities of the $4 {}^{2}p$ Level of Potassium

Richard Marrus and Joseph Yellin

Phys. Rev. 177, 127 (1969) - Published 5 January, 1969

ESR Spectrum and Structure of HC $N^{-}$ in KCl at 4°K

Frank J. Adrian, Edward L. Cochran, Vernon A. Bowers, and Barry C. Weatherley

Phys. Rev. 177, 129 (1969) - Published 5 January, 1969

Resonances in the Photo-ionization Continuum of Ar i (20-150 eV)

R. P. Madden, D. L. Ederer, and K. Codling

Phys. Rev. 177, 136 (1969) - Published 5 January, 1969

Photo-Ionization of Krypton Between 300 and 1500 eV. Relative Subshell Cross Sections and Angular Distributions of Photoelectrons

Manfred O. Krause

Phys. Rev. 177, 151 (1969) - Published 5 January, 1969

Photo-Ionization in the Soft X-Ray Range: Angular Distributions of Photoelectrons and Interpretation in Terms of Subshell Structure

John W. Cooper and Steven T. Manson

Phys. Rev. 177, 157 (1969) - Published 5 January, 1969

Nuclear-Polarization Corrections to the Levels of Muonic Atoms

R. K. Cole, Jr.

Phys. Rev. 177, 164 (1969) - Published 5 January, 1969

Charge-Exchange Collisions Between Hydrogen Ions and Cesium Vapor in the Energy Range 0.5-20 keV

A. S. Schlachter, P. J. Bjorkholm, D. H. Loyd, L. W. Anderson, and W. Haeberli

Phys. Rev. 177, 184 (1969) - Published 5 January, 1969

Double-Electron-Capture Cross Sections for Incident Protons in the Energy Range 75 to 250 keV

L. H. Toburen and M. Y. Nakai

Phys. Rev. 177, 191 (1969) - Published 5 January, 1969

Trial Wave Functions in the Close-Coupling Approximation

Kenneth Smith, M. J. Conneely, and L. A. Morgan

Phys. Rev. 177, 196 (1969) - Published 5 January, 1969

Nonrelativistic Partial-Wave Scattering of Electrons by Ionized Atoms

E. M. A. Peixoto

Phys. Rev. 177, 204 (1969) - Published 5 January, 1969

Behavior of the Ionization Cross Section in Collisions of High-Energy Electrons With Hydrogenic Atoms

K. Omidvar

Phys. Rev. 177, 212 (1969) - Published 5 January, 1969

Vibrational Excitation in Ion-Molecule Collisions: $H^{+}$ , $H_{2}^{+}$ , ${He}^{+}$ , $N^{+}$ , ${Ne}^{+}$ , and Electrons on $N_{2}$

John H. Moore, Jr. and John P. Doering

Phys. Rev. 177, 218 (1969) - Published 5 January, 1969

Ejected Electron Distributions

J. D. Garcia

Phys. Rev. 177, 223 (1969) - Published 5 January, 1969

Ionization in Low-Energy Atomic Collisions of Neon with Neon and Krypton with Krypton

Robert C. Amme and Paul O. Haugsjaa

Phys. Rev. 177, 230 (1969) - Published 5 January, 1969

Energy and Angular Momentum Distribution of Electrons Emitted from $K$ and $L$ Shells by Proton Impact

Byung-Ho Choi and Eugen Merzbacher

Phys. Rev. 177, 233 (1969) - Published 5 January, 1969

Microscopic Theory of Brownian Motion: The Multiple-Time-Scale Point of View

R. I. Cukier and J. M. Deutch

Phys. Rev. 177, 240 (1969) - Published 5 January, 1969

Temperature Dependence of Dissociative Recombination and Molecular-Ion Formation in He, Ne, and Ar Plasmas

Che Jen Chen

Phys. Rev. 177, 245 (1969) - Published 5 January, 1969

Collisional-Radiative Recombination of Ions and Electrons in High-Pressure Plasmas in Which the Electron Temperature Exceeds the Gas Temperature

C. B. Collins

Phys. Rev. 177, 254 (1969) - Published 5 January, 1969

Late-Time Source of Atomic Light in the Helium Afterglow

C. B. Collins and W. B. Hurt

Phys. Rev. 177, 257 (1969) - Published 5 January, 1969

Exchange and Thermal Conductivity in bcc ${He}^{3}$ Containing ${He}^{4}$ Impurity

H. R. Glyde

Phys. Rev. 177, 262 (1969) - Published 5 January, 1969

Experimental Heat Capacity of Pure Liquid ${He}^{3}$

A. C. Mota, R. P. Platzeck, R. Rapp, and J. C. Wheatley

Phys. Rev. 177, 266 (1969) - Published 5 January, 1969

Theory of Solid ${He}^{3}$ . II. The Quasicrystal Approximation

Chia-Wei Woo and Walter E. Massey

Phys. Rev. 177, 272 (1969) - Published 5 January, 1969

Inverse Problem in Classical Statistical Mechanics

W. Kunkin and H. L. Frisch

Phys. Rev. 177, 282 (1969) - Published 5 January, 1969

Triple-Dipole Potentials in Classical Nonpolar Fluids

H. W. Graben and Ronald Fowler

Phys. Rev. 177, 288 (1969) - Published 5 January, 1969

High Speed Vortices in Helium

B. K. Jones

Phys. Rev. 177, 292 (1969) - Published 5 January, 1969

Theory of Waves in Inhomogeneous Warm Plasmas

J. C. de Almeida Azevedo and Márcio L. Vianna

Phys. Rev. 177, 300 (1969) - Published 5 January, 1969

Self-Modulation, Self-Steepening, and Spectral Development of Light in Small-Scale Trapped Filaments

T. K. Gustafson, J. P. Taran, H. A. Haus, J. R. Lifsitz, and P. L. Kelley

Phys. Rev. 177, 306 (1969) - Published 5 January, 1969

Charged Bose Gas

M. Schick and T. M. Wu

Phys. Rev. 177, 313 (1969) - Published 5 January, 1969

Quantum Corrections to the Neutron Transport Equation

E. Diana and A. Scotti

Phys. Rev. 177, 330 (1969) - Published 5 January, 1969

Spin Echoes in Terms of Spin Waves

S. Doniach

Phys. Rev. 177, 336 (1969) - Published 5 January, 1969

Thermal Conductivity of Fluid ${He}^{3}$ and ${He}^{4}$ at Temperatures between 1.5 and 4.0° K and for Pressures up to 34 atm

Jerry F. Kerrisk and William E. Keller

Phys. Rev. 177, 341 (1969) - Published 5 January, 1969

Equilibrium Theory of a Partially Ionized Plasma

Julius L. Jackson and Lewis S. Klein

Phys. Rev. 177, 352 (1969) - Published 5 January, 1969

Theory of Photons in a Fully Ionized Gas. I. Photon Momentum Distribution

In Kil Hwang and W. T. Grandy, Jr.

Phys. Rev. 177, 359 (1969) - Published 5 January, 1969

Theory of Photons in a Fully Ionized Gas. II. Planck's Law and the Dielectric Constant

W. T. Grandy, Jr.

Phys. Rev. 177, 371 (1969) - Published 5 January, 1969

Magnetic Interactions in a Warm Plasma

John E. Krizan

Phys. Rev. 177, 376 (1969) - Published 5 January, 1969

Number Density and Phase Diagram of Dilute ${He}^{3}$ - ${He}^{4}$ Mixtures at Low Temperatures

D. O. Edwards, E. M. Ifft, and R. E. Sarwinski

Phys. Rev. 177, 380 (1969) - Published 5 January, 1969

Finite-Temperature Corrections to the Transport Coefficients of a Normal Fermi Liquid

C. J. Pethick

Phys. Rev. 177, 391 (1969) - Published 5 January, 1969

Phase-Space Analysis of Time-Correlation Functions

G. S. Agarwal

Phys. Rev. 177, 400 (1969) - Published 5 January, 1969

Enhanced Fluctuations in a Magnetized Plasma Due to a Degenerate Ion-Wave Instability

Ching-Sheng Wu and Jonas Stasys Zmuidzinas

Phys. Rev. 177, 408 (1969) - Published 5 January, 1969

Trapping Lifetime of Negative Ions in Rotating Superfluid Helium Under Pressure

W. P. Pratt, Jr. and W. Zimmermann, Jr.

Phys. Rev. 177, 412 (1969) - Published 5 January, 1969

COMMENTS

Asymptotic Forms for Correlation Functions

Gerald L. Jones and Vincent P. Coletta

Phys. Rev. 177, 428 (1969) - Published 5 January, 1969

Calculation of the Magnetic Moment of Atomic Oxygen

V. Beltrán-López, E. Blaisten, N. Segovia, and E. Ley Koo

Phys. Rev. 177, 432 (1969) - Published 5 January, 1969

ERRATA

New Theory of Electron Drift Velocity in Gases

G. Cavalleri and G. Sesta

Phys. Rev. 177, 434 (1969) - Published 5 January, 1969