Volume 174, Issue 5

S. P. Almeida, J. G. Rushbrooke, J. H. Scharenguivel, M. Behrens, V. Blobel, I. Borecka, H. C. Dehne, J. Dfaz, G. Knies, A. Schmitt, K. Strömer, and W. P. Swanson

Phys. Rev. 174, 1638 (1968) - Published 25 October, 1968

Measurement of the Branching Ratio and Positron Momentum Spectrum for the Decay $K^{0} \to π^{0} + e^{+} + ν$

D. R. Botterill, R. M. Brown, A. B. Clegg, I. F. Corbett, G. Culligan, J. McL. Emmerson, R. C. Field, J. Garvey, P. B. Jones, N. Middlemas, D. Newton, T. W. Quirk, G. L. Salmon, P. Steinberg, and W. S. C. Williams

Phys. Rev. 174, 1661 (1968) - Published 25 October, 1968

Proton Compton Effect by Polarized Photons at 90° in the c.m. System in the First Resonance Region

G. Barbiellini, G. Capon, G. De Zorzi, and G. P. Murtas

Phys. Rev. 174, 1665 (1968) - Published 25 October, 1968

Upper Limit on the Decay Rate ${K_{L}}^{0} \to π^{+} π^{-} γ$

R. C. Thatcher, A. Abashian, R. J. Abrams, D. W. Carpenter, R. E. Mischke, B. M. K. Nefkens, J. H. Smith, L. J. Verhey, and A. Wattenberg

Phys. Rev. 174, 1674 (1968) - Published 25 October, 1968

Electromagnetic Properties of Baryons in a Quark-Diquark Model with Broken $SU (6)$

James Carroll, D. B. Lichtenberg, and J. Franklin

Phys. Rev. 174, 1681 (1968) - Published 25 October, 1968

Calculation of the $P_{11}$ $π N$ Phase Shift Using Coupled $π N$ , $σ N$ , and $ε N$ Channels

Ernestos N. Argyres and Aaron Rotsstein

Phys. Rev. 174, 1689 (1968) - Published 25 October, 1968

Weak Parity-Nonconserving Potentials

D. Tadić

Phys. Rev. 174, 1694 (1968) - Published 25 October, 1968

Asymptotic Sum Rules

Myron Bander and J. D. Bjorken

Phys. Rev. 174, 1704 (1968) - Published 25 October, 1968

Off-Mass-Shell Approach to Nucleon Resonances of Spin $\frac{3}{2}$ and Isospin ½

Masao Sugawara and James W. Meyer

Phys. Rev. 174, 1709 (1968) - Published 25 October, 1968

Effect of a Degenerate Neutrino Sea on Electromagnetism

J. Royer

Phys. Rev. 174, 1719 (1968) - Published 25 October, 1968

Correlation between Transcendental and Polynomial Lagrangians

H. M. Fried

Phys. Rev. 174, 1725 (1968) - Published 25 October, 1968

Method of Calculating the Axial-Vector Current Coupling Constants for Lepton Decays of Baryons

M. K. Au-Yang

Phys. Rev. 174, 1731 (1968) - Published 25 October, 1968

Scalar Fields Coupled to the Trace of the Energy-Momentum Tensor

Peter G. O. Freund and Yoichiro Nambu

Phys. Rev. 174, 1741 (1968) - Published 25 October, 1968

Asymptotic Sum Rules for Three-Point Functions: the $A_{1} - ρ - π$ System

V. S. Mathur

Phys. Rev. 174, 1743 (1968) - Published 25 October, 1968

Causality in $S$ -Matrix Theory

Colston Chandler

Phys. Rev. 174, 1749 (1968) - Published 25 October, 1968

Off-Mass-Shell Corrections to Current-Algebra Calculation of $π N$ $S$ -Wave Scattering Lengths

David N. Levin

Phys. Rev. 174, 1759 (1968) - Published 25 October, 1968

Quantum Electromagnetic Zero-Point Energy of a Conducting Spherical Shell and the Casimir Model for a Charged Particle

Timothy H. Boyer

Phys. Rev. 174, 1764 (1968) - Published 25 October, 1968

Bjorken Limit and Pole Dominance. I. The $ω ρ π$ System and the Algebra of Fields

Stanley G. Brown and Geoffrey B. West

Phys. Rev. 174, 1777 (1968) - Published 25 October, 1968

Bjorken Limit and Pole Dominance. II. Virtual $π ρ$ Scattering

Stanley G. Brown and Geoffrey B. West

Phys. Rev. 174, 1786 (1968) - Published 25 October, 1968

Calculation of Elastic Scattering Amplitude by Conformal Mapping

György Steinbrecher

Phys. Rev. 174, 1794 (1968) - Published 25 October, 1968

Decay Mode $Σ^{0} \to Λ^{0} + γ + γ$ and the Magnetic Moment of the $Σ^{0}$

H. S. Mani and York-Peng Yao

Phys. Rev. 174, 1797 (1968) - Published 25 October, 1968

Chiral Dynamics for High-Spin Baryons and an Application to Double-Pion Photoproduction

H. W. Huang

Phys. Rev. 174, 1799 (1968) - Published 25 October, 1968

Quantum Field Theory of Interacting Tachyons

J. Dhar and E. C. G. Sudarshan

Phys. Rev. 174, 1808 (1968) - Published 25 October, 1968

Chiral Symmetry from Divergence Requirements

D. B. Fairlie and K. Yoshida

Phys. Rev. 174, 1816 (1968) - Published 25 October, 1968

Current Algebra on the Mass Shell: Leptonic $K$ Decays

David F. Greenberg

Phys. Rev. 174, 1820 (1968) - Published 25 October, 1968

Phenomenological Chiral Model for Nonleptonic Hyperon Decays

Joseph Schechter

Phys. Rev. 174, 1829 (1968) - Published 25 October, 1968

Rare Decay Mode $η \to π^{+} π^{-} π^{0} γ$ and the Relation between Vector-Dominance and Current-Algebra Calculations

Aruna Chatterjee

Phys. Rev. 174, 1832 (1968) - Published 25 October, 1968

Calculation of the Sixth-Order Contribution from the Fourth-Order Vacuum Polarization to the Difference of the Anomalous Magnetic Moments of Muon and Electron

B. E. Lautrup and E. de Rafael

Phys. Rev. 174, 1835 (1968) - Published 25 October, 1968

Sum Rules for Weak $BB π$ Amplitudes

E. Fischbach and K. Trabert

Phys. Rev. 174, 1843 (1968) - Published 25 October, 1968

Dynamical Groups and the Bethe-Salpeter Equation

E. Kyriakopoulos

Phys. Rev. 174, 1846 (1968) - Published 25 October, 1968

Optimized Polynomial Expansion for Scattering Amplitudes

R. E. Cutkosky and B. B. Deo

Phys. Rev. 174, 1859 (1968) - Published 25 October, 1968

Self-Consistent Calculation of Vector- and Pseudoscalar-Meson Mass Splittings

S. L. Cohen

Phys. Rev. 174, 1867 (1968) - Published 25 October, 1968

Application of Modified Dispersion Relations to the Forward $KN$ Crossing-Even Scattering Amplitude

David J. George and Arnold Tubis

Phys. Rev. 174, 1871 (1968) - Published 25 October, 1968

Regge Parameters in Crossing-Even $KN$ Scattering

David J. George and Arnold Tubis

Phys. Rev. 174, 1875 (1968) - Published 25 October, 1968

Pole Models for $S$ -Wave Hyperon Decay

D. S. Carlstone, S. P. Rosen, and S. Pakvasa

Phys. Rev. 174, 1877 (1968) - Published 25 October, 1968

Coherent Soft-Photon States and Infrared Divergences. III. Asymptotic States and Reduction Formulas

T. W. B. Kibble

Phys. Rev. 174, 1882 (1968) - Published 25 October, 1968

Pion Form-Factor Zero and "Dipole" Nucleon Structure

J. J. Brehm and L. F. Cook

Phys. Rev. 174, 1901 (1968) - Published 25 October, 1968

Dispersion Methods in the $2 V$ Sector of the Lee Model

Leonard M. Scarfone

Phys. Rev. 174, 1903 (1968) - Published 25 October, 1968

Dynamics at High Spin of the $ρ - A_{2}$ Trajectory

Hyman Goldberg

Phys. Rev. 174, 1913 (1968) - Published 25 October, 1968

Large-Angle Proton-Proton Scattering and the Pomeranchuk Trajectory

Kerson Huang and Stephen Pinsky

Phys. Rev. 174, 1915 (1968) - Published 25 October, 1968

$O (4)$ Symmetry and the Regge Trajectory of the Pion

W. R. Frazer, H. M. Lipinski, and D. R. Snider

Phys. Rev. 174, 1932 (1968) - Published 25 October, 1968

Current Commutation Relations in $R (11)$

L. L. Smalley and D. W. Joseph

Phys. Rev. 174, 1937 (1968) - Published 25 October, 1968

$O (3, 1)$ Symmetry and Conspiracy in Photoproduction of Pions at High Energy

L. M. Nath

Phys. Rev. 174, 1942 (1968) - Published 25 October, 1968

Kinematical Constraints on Helicity Amplitudes

Jeffrey E. Mandula

Phys. Rev. 174, 1948 (1968) - Published 25 October, 1968

$T$ -Violation Effects and Final-State Interactions

G. Karpman, R. Leonardi, and F. Strocchi

Phys. Rev. 174, 1957 (1968) - Published 25 October, 1968

Current Algebra and Double-Pion Photoproduction

S. C. Bhargava

Phys. Rev. 174, 1969 (1968) - Published 25 October, 1968

Inelastic Effects in $P_{11}$ -State $π N$ Scattering

Kwok Maw Ong

Phys. Rev. 174, 1977 (1968) - Published 25 October, 1968

$W^{+}$ -Meson Production

W. Williamson, Jr. and R. T. Deck

Phys. Rev. 174, 1986 (1968) - Published 25 October, 1968

Derivation of Intermultiplet Mass Formulas from the Chiral $SU (3) \otimes SU (3)$ Charge Algebra

S. Matsuda and S. Oneda

Phys. Rev. 174, 1992 (1968) - Published 25 October, 1968

Hard-Pion Current-Algebra Calculation of meson Processes—Three-Point Functions

R. Arnowitt, M. H. Friedman, and P. Nath

Phys. Rev. 174, 1999 (1968) - Published 25 October, 1968

Application of Hard-Pion Three-Point Functions

R. Arnowitt, M. H. Friedman, and P. Nath

Phys. Rev. 174, 2008 (1968) - Published 25 October, 1968

Analytic Continuation of an Amplitude

W. J. Abbe and G. A. Gary

Phys. Rev. 174, 2015 (1968) - Published 25 October, 1968

Relativistic Three-Body Theory with Applications to $π - N$ Scattering

R. Aaron, R. D. Amado, and J. E. Young

Phys. Rev. 174, 2022 (1968) - Published 25 October, 1968

Once-Subtracted Dispersion Relations, Current Algebra, and $K_{l 3}$ Form Factors

J. C. Pati and K. J. Sebastian

Phys. Rev. 174, 2033 (1968) - Published 25 October, 1968

$O (4)$ Symmetry of the Hydrogen Atom and the Lamb Shift

Michael Lieber

Phys. Rev. 174, 2037 (1968) - Published 25 October, 1968

Many-Level Formula for Scattering from Extremely Strong Square Potentials

S. Tani

Phys. Rev. 174, 2054 (1968) - Published 25 October, 1968

Electromagnetic Interactions of Loosely-Bound Composite Systems

Stanley J. Brodsky and Joel R. Primack

Phys. Rev. 174, 2071 (1968) - Published 25 October, 1968

Modified Phase Representation and Effects of Inelasticity in $\frac{N}{D}$ Calculation of $p$ -Wave Pion-Pion Scattering

Barbara Hale and Arnold Tubis

Phys. Rev. 174, 2074 (1968) - Published 25 October, 1968

Hard-Kaon Processes and the Spectral-Function Sum Rules

Yoshiaki Ueda

Phys. Rev. 174, 2082 (1968) - Published 25 October, 1968

Kinematic Constraints on Helicity Amplitudes

Henry P. Stapp

Phys. Rev. 174, 2091 (1968) - Published 25 October, 1968

Single-Parameter Fit to Meson-Nucleon Forward Reactions

Jane C. Jackson

Phys. Rev. 174, 2098 (1968) - Published 25 October, 1968

Recoil and Rescattering Effects in the Strong Decays of Higher Mesons in the Quark Model

D. K. Choudhury

Phys. Rev. 174, 2101 (1968) - Published 25 October, 1968

Sum Rules Involving the $ρ$ and $A_{1}$ Mesons and the $A_{1} \to ρ + π$ Decay

S. Matsuda and S. Oneda

Phys. Rev. 174, 2106 (1968) - Published 25 October, 1968

Radiative Correction to Pion Photoproduction

Charles Picciotto and Allan S. Krass

Phys. Rev. 174, 2109 (1968) - Published 25 October, 1968

Splitting, Mixing, and Small Perturbations in $SU (3)$ Multiplets of Vector Mesons

L. F. Cook and H. L. Watson

Phys. Rev. 174, 2113 (1968) - Published 25 October, 1968

Weak $η$ Production and the Existence of Second-Class Currents

Norman Dombey

Phys. Rev. 174, 2127 (1968) - Published 25 October, 1968

Regge-Pole Formalism for Pionic Disintegration of Deuteron

Huan Lee

Phys. Rev. 174, 2130 (1968) - Published 25 October, 1968

Extension of Axiomatic Analyticity Properties for Particles with Spin, and Proof of Superconvergence Relations

Gilbert Mahoux and Andre Martin

Phys. Rev. 174, 2140 (1968) - Published 25 October, 1968

Isospin and $U$ -Spin Dependence of Hadron-Nucleon Total Cross Sections

Harry J. Lipkin

Phys. Rev. 174, 2151 (1968) - Published 25 October, 1968

Structure of the Nonleptonic Weak Interactions of Mesons

Giovanni Venturi

Phys. Rev. 174, 2154 (1968) - Published 25 October, 1968

Spin-Parity Analysis of the Low-Mass (1.1-1.4 BeV) $K^{} π$ System in $K^{-} p \to {\bar{K}}^{ 0} π^{-} p$ at 5.5 BeV/c

J. C. Park and S. Kim

Phys. Rev. 174, 2165 (1968) - Published 25 October, 1968

Comment on the Anisotropy of the Primeval Fireball

P. J. E. Peebles and David T. Wilkinson

Phys. Rev. 174, 2168 (1968) - Published 25 October, 1968

Volume 174, Issue 5

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