Volume 183, Issue 5

Terry S. Mast, Lawrence K. Gershwin, Margaret Alston-Garnjost, Roger O. Bangerter, Angelo Barbaro-Galtieri, Joseph J. Murray, Frank T. Solmitz, and Robert D. Tripp

Phys. Rev. 183, 1200 (1969) - Published 25 July, 1969

Unitarity and the Veneziano Representation

Farzam Arbab

Phys. Rev. 183, 1207 (1969) - Published 25 July, 1969

Extension and Application of a Recent Ansatz Concerning the $P^{'}$ Residue Function

Hyman Goldberg

Phys. Rev. 183, 1213 (1969) - Published 25 July, 1969

$K^{+} \to π^{+} e^{+} e^{-}$ Branching Ratio

Sandip Pakvasa and Walter A. Simmons

Phys. Rev. 183, 1215 (1969) - Published 25 July, 1969

Twice-Subtracted Dispersion Relation from the Low Equation at Infinite Momentum

R. F. Poe

Phys. Rev. 183, 1216 (1969) - Published 25 July, 1969

Difficulties in Spin Treatments in the Quark Model for High-Energy Scattering

Harry J. Lipkin

Phys. Rev. 183, 1221 (1969) - Published 25 July, 1969

Current-Algebra Model of $Δ I = \frac{3}{2}$ Effects in Nonleptonic Kaon Decay

Barry R. Holstein

Phys. Rev. 183, 1228 (1969) - Published 25 July, 1969

$J$ -Plane Structure of the Veneziano Model

D. I. Fivel and P. K. Mitter

Phys. Rev. 183, 1240 (1969) - Published 25 July, 1969

Chiral $SU (3) \otimes SU (3)$ as a Symmetry of the Strong Interactions

Roger Dashen

Phys. Rev. 183, 1245 (1969) - Published 25 July, 1969

Soft Pions, Chiral Symmetry, and Phenomenological Lagrangians

Roger Dashen and Marvin Weinstein

Phys. Rev. 183, 1261 (1969) - Published 25 July, 1969

Quantum Electrodynamics at Small Distances

M. Baker and K. Johnson

Phys. Rev. 183, 1292 (1969) - Published 25 July, 1969

Representation Mixing in the Algebra of Vertex Strengths

L. P. Horwitz and A. Kantorovich

Phys. Rev. 183, 1300 (1969) - Published 25 July, 1969

Helicity Crossing Matrix for Production Processes

Chih Kwan Chen and Kuo-Hsiang Wang

Phys. Rev. 183, 1312 (1969) - Published 25 July, 1969

Vector-Meson Interaction Hamiltonian

E. Kyriakopoulos

Phys. Rev. 183, 1318 (1969) - Published 25 July, 1969

Theoretical Considerations on Inelastic Electron Scattering at High Energies

Hung Cheng and Tai Tsun Wu

Phys. Rev. 183, 1324 (1969) - Published 25 July, 1969

Coupled Dynamical Equations Incorporating Unitarity and Crossing. I. $π π$ and $π K$ Scattering

Stephen Humble

Phys. Rev. 183, 1335 (1969) - Published 25 July, 1969

Low-Energy $\bar{K} N$ and Pion-Hyperon Interactions. I. $K$ -Matrix Analysis of $K^{-} p$ Reactions

B. R. Martin and M. Sakitt

Phys. Rev. 183, 1345 (1969) - Published 25 July, 1969

Low-Energy $\bar{K} N$ and Pion-Hyperon Interactions. II. Applications of the $K$ -Matrix Analysis

B. R. Martin and M. Sakitt

Phys. Rev. 183, 1352 (1969) - Published 25 July, 1969

Theory of the Scattering Operator. I. Preliminary Formulation

F. Rohrlich

Phys. Rev. 183, 1359 (1969) - Published 25 July, 1969

Second-Spectral-Function Sum Rules in the $U (12)$ Algebra of Currents

Robert Perrin

Phys. Rev. 183, 1371 (1969) - Published 25 July, 1969

Generalizations of the Veneziano and Virasoro Models

S. Mandelstam

Phys. Rev. 183, 1374 (1969) - Published 25 July, 1969

Eikonal Expansion

R. L. Sugar and R. Blankenbecler

Phys. Rev. 183, 1387 (1969) - Published 25 July, 1969

${SU}_{3}$ Mass Formula for Bosons and $X^{0} - η$ Mixing

R. S. Willey

Phys. Rev. 183, 1397 (1969) - Published 25 July, 1969

Upper and Lower Bounds on the $π^{0} π^{0} \to π^{0} π^{0}$ Partial-Wave Amplitudes below Threshold

S. M. Roy

Phys. Rev. 183, 1403 (1969) - Published 25 July, 1969

Predictions of a New Interference Model for Near-Forward Pion-Nucleon Scattering

Robert C. Johnson

Phys. Rev. 183, 1406 (1969) - Published 25 July, 1969

Veneziano Representation and the Boson Spectrum

David Y. Wong

Phys. Rev. 183, 1412 (1969) - Published 25 July, 1969

Dispersion Sum Rules for the Nonstrange Baryon Spectrum

P. H. Frampton and B. Hamprecht

Phys. Rev. 183, 1416 (1969) - Published 25 July, 1969

Uniform Treatment of Pion Electro- and Photoproduction in Regge Theory

T. Ebata and K. E. Lassila

Phys. Rev. 183, 1425 (1969) - Published 25 July, 1969

$s$ - and $p$ -Wave $π - π$ Phase Shifts at Low Energies

Bryan F. Gore

Phys. Rev. 183, 1431 (1969) - Published 25 July, 1969

Exchange Degeneracy and the Pomeranchukon

R. H. Graham and R. K. Logan

Phys. Rev. 183, 1438 (1969) - Published 25 July, 1969

Relationship of Exchange Degeneracy, the Finite-Energy Sum Rule, and Total Cross Sections

R. H. Graham and R. K. Logan

Phys. Rev. 183, 1440 (1969) - Published 25 July, 1969

Long-Range Corrections to the Coulomb Potential and Their Implications about Weak Interactions

Shau-Jin Chang and R. Rajaraman

Phys. Rev. 183, 1442 (1969) - Published 25 July, 1969

Analysis of a Scattering Process with Spin in the Infinite-Momentum Frame

N. P. Chang and K. Raman

Phys. Rev. 183, 1446 (1969) - Published 25 July, 1969

Regge-Pole Model with Absorptive Correction Cuts for $π^{0}$ Photoproduction

Maurice L. Blackmon, G. Kramer, and K. Schilling

Phys. Rev. 183, 1452 (1969) - Published 25 July, 1969

Possible Born Term for the Hadron Bootstrap

K. Bardakci and M. B. Halpern

Phys. Rev. 183, 1456 (1969) - Published 25 July, 1969

Breaking of Chiral Symmetry for Pseudoscalar Mesons

P. R. Auvil and N. G. Deshpande

Phys. Rev. 183, 1463 (1969) - Published 25 July, 1969

Dalitz-Plot Analysis Including Duality

Guido Altarelli and Hector R. Rubinstein

Phys. Rev. 183, 1469 (1969) - Published 25 July, 1969

Spectral-Function Sum Rules and the Sugawara Model

Dennis Corrigan and Jacob G. Kuriyan

Phys. Rev. 183, 1472 (1969) - Published 25 July, 1969

Calculation of Scattering for a Spinor Bethe-Salpeter Equation

B. C. Mcinnis

Phys. Rev. 183, 1474 (1969) - Published 25 July, 1969

Completeness of the Solutions of the Majorana Wave Equations

N. Mukunda

Phys. Rev. 183, 1486 (1969) - Published 25 July, 1969

Tensor- and Scalar-Meson Dominance

Geoffrey B. West

Phys. Rev. 183, 1496 (1969) - Published 25 July, 1969

Systematic Classification of Phase Contours and Zeros

G. D. Kaiser

Phys. Rev. 183, 1499 (1969) - Published 25 July, 1969

Phase of the Large-Angle Scattering Amplitude and Van Hove's Uncorrelated Jet Model

G. D. Kaiser

Phys. Rev. 183, 1506 (1969) - Published 25 July, 1969

Electromagnetic Contribution to the Decays $K_{S} \to l \bar{l}$ and $K_{L} \to l \bar{l}$

L. M. Sehgal

Phys. Rev. 183, 1511 (1969) - Published 25 July, 1969

COMMENTS

Note on Causal Tachyon Fields

M. Glück

Phys. Rev. 183, 1514 (1969) - Published 25 July, 1969

Limit $ℏ \to 0$ in Quantum Field Theory

L. V. Prokhorov

Phys. Rev. 183, 1515 (1969) - Published 25 July, 1969

Remarks on the Kinematics of Multiperipheral Processes

Shau-Jin Chang and R. Rajaraman

Phys. Rev. 183, 1517 (1969) - Published 25 July, 1969

$K^{\pm} \to π^{\pm} + ν + \bar{ν}$ Decay in a Neutral Current $CP$ -Nonconserving Theory

R. J. Oakes

Phys. Rev. 183, 1520 (1969) - Published 25 July, 1969

ERRATA

$κ$ -Meson Mass and Weak-Decay Parameters from a Study of $K_{l 3}$ Form Factors

Jacob E. Mackey, J. Michael Mckisic, David M. Scott, and Walter W. Wada

Phys. Rev. 183, 1520 (1969) - Published 25 July, 1969

Massless Particles and Fields

Y. Frishman and C. Itzykson

Phys. Rev. 183, 1520 (1969) - Published 25 July, 1969

Strange-Particle Production in $π^{-} p$ Interactions from 1.5 to 4.2 BeV/c. II. Two-Body Final States

O. I. Dahl, L. M. Hardy, R. I. Hess, J. Kirz, D. H. Miller, and J. A. Schwartz

Phys. Rev. 183, 1520 (1969) - Published 25 July, 1969