Published January 20, 1997
| Version v1
Journal article
Electromagnetic couplings of nucleon resonances
Description
An effective Lagrangian calculation of pion photoproduction including all nucleon resonances up to √(s)=1.7 GeV is presented. We compare our results with recent calculations and show the influence of different width parametrizations and off-shell cutoffs on the photoproduction multipoles. We determine the electromagnetic couplings of the resonances from a new fit to the multipole data. (orig.)
Additional details
Publishing Information
- Journal Title
- Nuclear Physics. A
- Journal Volume
- 612
- Journal Issue
- 3-4
- Journal Page Range
- p. 375-390.
- ISSN
- 0375-9474
- CODEN
- NUPABL
INIS
- Country of Publication
- Netherlands
- Country of Input or Organization
- Netherlands
- INIS RN
- 28026713
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS; S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Resource subtype / Literary indicator
- Numerical Data
- Descriptors DEI
- COUPLING CONSTANTS; DELTA-1232 BARYONS; DELTA-1620 BARYONS; DELTA-1700 BARYONS; ENERGY DEPENDENCE; E1-TRANSITIONS; LAGRANGIAN FIELD THEORY; MEV RANGE 100-1000; MULTIPOLARITY; M1-TRANSITIONS; N*BARYONS; N-1440 BARYONS; N-1520 BARYONS; N-1535 BARYONS; N-1650 BARYONS; NEUTRONS; PARTICLE WIDTHS; PHOTON-NUCLEON INTERACTIONS; PHOTOPRODUCTION; PIONS; PROTONS; RADIATIVE DECAY; SCATTERING AMPLITUDES; THEORETICAL DATA
- Descriptors DEC
- AMPLITUDES; BARYONS; BASIC INTERACTIONS; BOSONS; CATIONS; CHARGED PARTICLES; DATA; DECAY; DELTA BARYONS; ELECTROMAGNETIC INTERACTIONS; ELEMENTARY PARTICLES; ENERGY RANGE; ENERGY-LEVEL TRANSITIONS; FERMIONS; FIELD THEORIES; HADRONS; HYDROGEN IONS; HYDROGEN IONS 1 PLUS; INFORMATION; INTERACTIONS; IONS; MESONS; MEV RANGE; MULTIPOLE TRANSITIONS; N BARYONS; NUCLEONS; NUMERICAL DATA; PARTICLE DECAY; PARTICLE INTERACTIONS; PARTICLE PRODUCTION; PARTICLE PROPERTIES; PHOTON-BARYON INTERACTIONS; PHOTON-HADRON INTERACTIONS; PSEUDOSCALAR MESONS; QUANTUM FIELD THEORY