Published 1987 | Version v1
Journal article Metadata-only

Off-mass-shell ππ interaction

Creators

  • 1. Leningradskij Gosudarstvennyj Univ. (USSR). Nauchno-Issledovatel'skij Fizicheskij Inst.
  • 2. AN SSSR, Leningrad. Inst. Yadernoj Fiziki

Description

The off-mass-shell 4π vertex of the πN-ππN, NN-ππNN reactions is considered. A method of its parametrization consistent with symmetries of the strong interactions is developed. Its contributions to some πN-interaction processes are discussed

Additional details

Additional titles

Original title (Russian)
ππ-взаимодействие вне поверхности масс

Publishing Information

Journal Title
Yad. Fiz.
Journal Volume
46
Journal Issue
2
Series
Yad. Fiz.
Journal Page Range
585-593
ISSN
0044-0027
CODEN
IDFZA

INIS

Country of Publication
Russian Federation
Country of Input or Organization
USSR
INIS RN
19015771
Subject category
S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
Descriptors DEI
COUPLING CONSTANTS; FEYNMAN DIAGRAM; NUCLEONS; OPE MODEL; PION-NUCLEON INTERACTIONS; PION-PION INTERACTIONS; PIONS; SCATTERING AMPLITUDES; SCATTERING LENGTHS; VERTEX FUNCTIONS; VIRTUAL PARTICLES
Descriptors DEC
AMPLITUDES; BARYONS; BOSON-EXCHANGE MODELS; BOSONS; DIAGRAMS; ELEMENTARY PARTICLES; FERMIONS; FUNCTIONS; HADRON-HADRON INTERACTIONS; HADRONS; INFORMATION; INTERACTIONS; MATHEMATICAL MODELS; MESON-BARYON INTERACTIONS; MESON-MESON INTERACTIONS; MESON-NUCLEON INTERACTIONS; MESONS; OBE MODEL; PARTICLE INTERACTIONS; PARTICLE MODELS; PERIPHERAL MODELS; PSEUDOSCALAR MESONS