Direct-Channel Resonances from Regge-Pole Exchange

25 March 1968

journal article
research article
Published by American Physical Society (APS) in Physical Review Letters

Vol. 20 (13) , 689-691
https://doi.org/10.1103/physrevlett.20.689

Abstract

The

ρ

Regge amplitude for

π N

charge-exchange scattering with helicity flip is partial-wave analyzed in the direct channel. This produces resonance circles on the Argand diagram corresponding to the prominent experimental

N^{*}

resonances.

Keywords

This publication has 11 references indexed in Scilit:

Finite-Energy Sum Rules and Their Application to $π N$ Charge Exchange
Physical Review B, 1968
Data on Particles and Resonant States
Reviews of Modern Physics, 1967
Interference of ReggeϱExchange with Direct Channel Fermion Resonances
Physical Review B, 1966
The parameters of the regge pole model for π N charge-exchange scattering
Physics Letters, 1966
Association between the Dip in the $π^{-} p \to π^{0} n$ High-Energy Angular Distribution and the Zero of the $ρ$ Trajectory
Physical Review B, 1966
$π - p$ Charge-Exchange Processes in the Region of 2 GeV/c
Physical Review Letters, 1966
A secondary peak at t = −1 (GeV/c)2 in high energy π-p charge exchange scattering
Physics Letters, 1966
Regge Poles in $π N$ Scattering and in $π + π \to N + \bar{N}$
Physical Review B, 1963
Self-Consistent Calculation of the Mass and Width of the $J = 1$ , $T = 1$ , $π π$ Resonance
Physical Review Letters, 1961
Application of Dispersion Relations to Low-Energy Meson-Nucleon Scattering
Physical Review B, 1957