Published September 28, 1992
| Version v1
Journal article
Mean square radii of hyperons in the bound-state soliton model
Creators
- 1. Ist. Nazionale di Fisica Nucleare, Pavia (Italy)
- 2. Pavia Univ. (Italy). Dipt. di Fisica Nucleare e Teorica
- 3. Helsinki Univ. (Finland). Dept. of Physics
Description
The electric and magnetic mean square radii of strange, charmed and bottom hyperons are calculated in the extension of Skyrme's soliton model that includes a description of the heavy-flavour hyperons. The lagrangian density includes a symmetry-breaking term which takes into account the different values of the decay constants in the different flavour sectors. The results for the strange hyperons are in good qualitative agreement with the predictions of the bag model. (orig.)
Additional details
Publishing Information
- Journal Title
- Nuclear Physics. A
- Journal Volume
- 547
- Journal Issue
- 4
- Journal Page Range
- p. 633-644.
- ISSN
- 0375-9474
- CODEN
- NUPABL
INIS
- Country of Publication
- Netherlands
- Country of Input or Organization
- Netherlands
- INIS RN
- 24031193
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Resource subtype / Literary indicator
- Numerical Data
- Descriptors DEI
- BAG MODEL; BARYONS; BINDING ENERGY; BOUND STATE; CHARGE DENSITY; CHIRAL SYMMETRY; COUPLING CONSTANTS; DELTA-1232 BARYONS; FLAVOR MODEL; GROUND STATES; HYPERFINE STRUCTURE; LAGRANGIAN FIELD THEORY; LAMBDA B NEUTRAL BARYONS; LAMBDA C PLUS BARYONS; LAMBDA PARTICLES; LEPTONIC DECAY; NEUTRONS; OMEGA C NEUTRAL BARYONS; OMEGA PARTICLES; PARTICLE RADII; PARTICLE STRUCTURE; PIONS; PROTONS; SIGMA C-2450 BARYONS; SIGMA MINUS PARTICLES; SIGMA NEUTRAL PARTICLES; SIGMA PLUS PARTICLES; SOLITONS; SYMMETRY BREAKING; THEORETICAL DATA; WAVE FUNCTIONS; XI C PLUS BARYONS; XI MINUS PARTICLES; XI NEUTRAL PARTICLES
- Descriptors DEC
- BASIC INTERACTIONS; BEAUTY BARYONS; BEAUTY PARTICLES; BOSONS; CATIONS; CHARGED PARTICLES; CHARM PARTICLES; CHARMED BARYONS; COMPOSITE MODELS; DATA; DECAY; DELTA BARYONS; ELEMENTARY PARTICLES; ENERGY; ENERGY LEVELS; EXTENDED PARTICLE MODEL; FERMIONS; FIELD THEORIES; FUNCTIONS; HADRONS; HYDROGEN IONS; HYDROGEN IONS 1 PLUS; HYPERONS; INFORMATION; INTERACTIONS; IONS; LAMBDA BARYONS; MATHEMATICAL MODELS; MESONS; N*BARYONS; NUCLEONS; NUMERICAL DATA; OMEGA BARYONS; PARTICLE DECAY; PARTICLE MODELS; PARTICLE PROPERTIES; PSEUDOSCALAR MESONS; QUANTUM FIELD THEORY; QUARK MODEL; QUASI PARTICLES; SIGMA BARYONS; SIGMA PARTICLES; STRANGE PARTICLES; SYMMETRY; WEAK INTERACTIONS; WEAK PARTICLE DECAY; XI BARYONS; XI PARTICLES