Volume 161, Issue 5

H. Drevermann, U. Idschok, G. Winter, K. Böckmann, A. J. Apostolakis, G. Briggs, C. A. Kitchen, J. V. Major, C. L. Pols, J. Schotanus, D. Toet, R. T. Van de Walle, R. Lestienne, P. Fleury, C. Grosso, B. Quassiati, G. Rinaudo, and A. Werbrouck

Phys. Rev. 161, 1356 (1967) - Published 25 September, 1967

Polarization Parameter in Elastic Proton-Proton Scattering from 0.75 to 2.84 GeV

Homer A. Neal and Michael J. Longo

Phys. Rev. 161, 1374 (1967) - Published 25 September, 1967

Strange-Particle Production by 1.95-BeV/c $π^{+}$ in Hydrogen

S. Dagan, Z. Ming Ma, J. W. Chapman, L. R. Fortney, and E. C. Fowler

Phys. Rev. 161, 1384 (1967) - Published 25 September, 1967

Isobar Production Mechanisms in Proton-Proton Collisions at 5 GeV/c

A. P. Colleraine and U. Nauenberg

Phys. Rev. 161, 1387 (1967) - Published 25 September, 1967

Complex Angular Momentum and Infinite Helicity Sums

Ian T. Drummond and G. A. Winbow

Phys. Rev. 161, 1401 (1967) - Published 25 September, 1967

Scalar Meson, Pion-Pion Interaction, and Nuclear Forces

Bruce M. Barker, Suraj N. Gupta, and Richard D. Haracz

Phys. Rev. 161, 1411 (1967) - Published 25 September, 1967

Semirelativistic Quark Model for Mesons

Paul Horwitz

Phys. Rev. 161, 1415 (1967) - Published 25 September, 1967

$C$ Invariance and the ( $π^{0} e^{-} e^{+}$ ) and ( $π^{0} 2 γ$ ) Modes of the $η$ -Decay Process

Kichiro Hiida, Yee-Yen Lee, and Tetsuro Sakuma

Phys. Rev. 161, 1428 (1967) - Published 25 September, 1967

Double Scattering of Mesons in the Quark Model for Baryons

A. Q. Sarker

Phys. Rev. 161, 1435 (1967) - Published 25 September, 1967

Superconvergent Dispersion Relations and Meson Couplings

Giovanni Venturi

Phys. Rev. 161, 1438 (1967) - Published 25 September, 1967

Absolute Distinction between Particles and Antiparticles and $CP$ Violation in $K_{L, S} \to 2 π$

J. J. Sakurai and A. Wattenberg

Phys. Rev. 161, 1449 (1967) - Published 25 September, 1967

Regge Trajectories for Two Yukawa Potentials

N. F. Bali, Shu-Yuan Chu, Richard W. Haymaker, and Chung-I Tan

Phys. Rev. 161, 1450 (1967) - Published 25 September, 1967

Analytic $S$ -Matrix Approach to Zero-Momentum-Transfer Symmetry

N. F. Bali, James S. Ball, Geoffrey F. Chew, and Alberto Pignotti

Phys. Rev. 161, 1459 (1967) - Published 25 September, 1967

Dynamical Group $O (4, 2)$ for Baryons and the Behavior of Form Factors

A. O. Barut and H. Kleinert

Phys. Rev. 161, 1464 (1967) - Published 25 September, 1967

Poles and Resonances in $η$ Photoproduction

S. R. Deans and Wendell G. Holladay

Phys. Rev. 161, 1466 (1967) - Published 25 September, 1967

Saturation of Equal-Time Charge Commutation Relations in Perturbation Theory

R. A. Brandt and Y. S. Kim

Phys. Rev. 161, 1473 (1967) - Published 25 September, 1967

Phenomenological Model of Strong and Weak Interactions in Chiral $U (3) \otimes U (3)$

Jeremiah A. Cronin

Phys. Rev. 161, 1483 (1967) - Published 25 September, 1967

Non-Faddeev Equation for Three-Body Bound States, without Spurious Solutions

J. V. Noble

Phys. Rev. 161, 1495 (1967) - Published 25 September, 1967

Four-Body Leptonic Decays of Hyperons

Y. Singh

Phys. Rev. 161, 1497 (1967) - Published 25 September, 1967

Strong and Weak Decays with Meson Emission in the Quark Model

Harry J. Lipkin, H. R. Rubinstein, and H. Stern

Phys. Rev. 161, 1502 (1967) - Published 25 September, 1967

Applications of the Dirac-Schwinger Covariance Condition in Quantum Electrodynamics

Stanley G. Brown and Sidney A. Bludman

Phys. Rev. 161, 1505 (1967) - Published 25 September, 1967

Electromagnetic Properties of Hadrons in a Triplet-Sextet Model

P. D. De Souza and D. B. Lichtenberg

Phys. Rev. 161, 1513 (1967) - Published 25 September, 1967

Kinematic Effects and the $B$ Meson

Austin M. Gleeson

Phys. Rev. 161, 1523 (1967) - Published 25 September, 1967

Relationship for the Vector-Meson-Lepton-Neutrino Coupling Constant

P. du T. van der Merwe

Phys. Rev. 161, 1526 (1967) - Published 25 September, 1967

Structure of Unitary Scattering Amplitudes

Arthur W. Martin

Phys. Rev. 161, 1528 (1967) - Published 25 September, 1967

Bootstrap Model with Hadrons of Both Parities

Richard H. Capps

Phys. Rev. 161, 1538 (1967) - Published 25 September, 1967

Baryon Mass Splittings in an $SU (6) \times O (3)$ Quark Model

D. L. Katyal, V. S. Bhasin, and A. N. Mitra

Phys. Rev. 161, 1546 (1967) - Published 25 September, 1967

Superconvergence Sum Rules for $2^{+}$ - $0^{-}$ Scattering

N. J. Papastamatiou and S. Pakvasa

Phys. Rev. 161, 1554 (1967) - Published 25 September, 1967

Renormalization of Vector Coupling Constants in Leptonic Decay of Hadrons

Masao Sugawara

Phys. Rev. 161, 1558 (1967) - Published 25 September, 1967

Regge-Pole Model for the Secondary Maxima in $π N$ and $NN$ Scattering and the No-Compensation Mechanism

Charles B. Chiu, Shu-Yuan Chu, and Ling-Lie Wang

Phys. Rev. 161, 1563 (1967) - Published 25 September, 1967

Mass-Splitting Theorem for Non-Unitary Group Representations

L. O'Raifeartaigh

Phys. Rev. 161, 1571 (1967) - Published 25 September, 1967

Analytic Continuation of the Froissart-Gribov Partial-Wave Amplitude to the Left-Half $l$ Plane

S. M. Roy

Phys. Rev. 161, 1575 (1967) - Published 25 September, 1967

Graphs for Studying Charge Independence and Unitary Symmetries in Particle Physics

Nils A. Törnqvist

Phys. Rev. 161, 1581 (1967) - Published 25 September, 1967

New Interpretation of the $π N \to π N$ Scattering Data and the Charge-Independence Hypothesis

Nils A. Törnqvist

Phys. Rev. 161, 1591 (1967) - Published 25 September, 1967

Low-Energy Theorem for Pion Photoproduction from the Hypothesis of Partially Conserved Axial-Vector Current

G. W. Gaffney

Phys. Rev. 161, 1599 (1967) - Published 25 September, 1967

Regge Poles with Relativistic Kinematics

Akbar Ahmadzadeh and Victor Chung

Phys. Rev. 161, 1602 (1967) - Published 25 September, 1967

Sum Rules for Almost Backward Pion-Nucleon Elastic Scattering

David Griffiths and William Palmer

Phys. Rev. 161, 1606 (1967) - Published 25 September, 1967

Connection between Regge-Pole and Single-Particle Exchange Models for High-Energy Reactions

Loyal Durand, III

Phys. Rev. 161, 1610 (1967) - Published 25 September, 1967

Final-State Interaction Effects in the Algebra-of-Currents Approach to the Three-Pion Decay Modes of $η$ and $K$ Mesons

Y. T. Chiu, J. Schechter, and Y. Ueda

Phys. Rev. 161, 1612 (1967) - Published 25 September, 1967

Bjorken Limit and Sum Rules for the $π^{0}$ Lifetime and the $ρ ω π$ Coupling Constant

Bing-lin Young

Phys. Rev. 161, 1615 (1967) - Published 25 September, 1967

Rare Decay Modes of the $η$ Meson

Bing-lin Young

Phys. Rev. 161, 1620 (1967) - Published 25 September, 1967

Pion-Nucleon Spin-Flip Sum Rule

I. S. Gerstein

Phys. Rev. 161, 1631 (1967) - Published 25 September, 1967

Effect of Higher Baryon Resonances on the Two-Pion Exchange Contribution to $NN$ Scattering

John W. Durso

Phys. Rev. 161, 1636 (1967) - Published 25 September, 1967

Electrodisintegration of the Deuteron. II. Final-State Interactions

Ian J. McGee

Phys. Rev. 161, 1640 (1967) - Published 25 September, 1967

High-Energy Limit for the Problem of Two Vector Currents

D. Horn

Phys. Rev. 161, 1652 (1967) - Published 25 September, 1967

Superconvergent Relations in Pion Photoproduction

M. S. K. Razmi and Y. Ueda

Phys. Rev. 161, 1655 (1967) - Published 25 September, 1967

Symmetry Restrictions on $K \to 2 π$ Amplitudes

Joseph Schechter

Phys. Rev. 161, 1660 (1967) - Published 25 September, 1967

van der Waals Force, Dispersion Theory, and Singularities on Second Riemann Sheets

Jacques Soffer and Joseph Sucher

Phys. Rev. 161, 1664 (1967) - Published 25 September, 1967

Radiative Correction to $β$ Decays

H. Suura

Phys. Rev. 161, 1676 (1967) - Published 25 September, 1967

$SU (3)$ Symmetry Breaking in the ${Y_{0}}^{*} (1405)$ Couplings

C. Weil

Phys. Rev. 161, 1682 (1967) - Published 25 September, 1967

Meson Spectrum and Superconvergence Sum Rules for the $J^{PC} = 2^{+ +}$ Mesons

R. J. Rivers

Phys. Rev. 161, 1687 (1967) - Published 25 September, 1967

ERRATA

Bound States of a Relativistic Two-Body Hamiltonian: Comparison with the Bethe-Salpeter Equation

Nguyen D. Son and J. Sucher

Phys. Rev. 161, 1694 (1967) - Published 25 September, 1967

Radiative $ρ$ -Meson Decay

P. Singer

Phys. Rev. 161, 1694 (1967) - Published 25 September, 1967