Published 1982
| Version v1
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Insight into the parity violation at πNN vertex
Creators
- 1. Joint Inst. for Nuclear Research, Dubna (USSR). Lab. of Theoretical Physics
- 2. AN SSSR, Moscow. Inst. Yadernykh Issledovanij
Description
Asub(π)=A(n → π-p) parity-violating amplitude is considered. Within the field-theoretical approach it is shown that cononical ETC-part (where ETC is the equal time commutator) of Asub(π) corresponds to nonfactorizing (NF) diagrams. Asub(π)sup(NF) may be calculated for the total effective Hamiltonian in SU(2)sub(L) x U(1) x SU(3)sub(C) theory via the SU(3) sum rule and is very sensitive to the behaviour of running QCD constant asub(s)(μ) at μ < or approximately msub(c) (msub(c) is mass of c-quark). It is argued that the contribution of factorizing diagrams into Asub(π) is negligible
Availability note (English)
MF available from INIS under the Report Number.Files
14740008.pdf
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Additional details
Publishing Information
- Imprint Pagination
- 8 p.
- Report number
- JINR-E--2-82-195
INIS
- Country of Publication
- USSR
- Country of Input or Organization
- USSR
- INIS RN
- 14740008
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Descriptors DEI
- AMPLITUDES; COMMUTATORS; DIAGRAMS; HAMILTONIANS; LAMBDA PARTICLES; MATRIX ELEMENTS; NUCLEON-NUCLEON INTERACTIONS; NUMERICAL SOLUTION; P INVARIANCE; PION-NUCLEON INTERACTIONS; PIONS; QUANTUM CHROMODYNAMICS; QUARK MODEL; SU-3 GROUPS; SUM RULES; WEAK HADRONIC DECAY; WEAK INTERACTIONS; XI PARTICLES
- Descriptors DEC
- BARYON-BARYON INTERACTIONS; BARYONS; BASIC INTERACTIONS; BOSONS; COMPOSITE MODELS; DECAY; ELEMENTARY PARTICLES; EQUATIONS; FERMIONS; FIELD THEORIES; HADRON-HADRON INTERACTIONS; HADRONS; HYPERONS; INFORMATION; INTERACTIONS; INVARIANCE PRINCIPLES; LIE GROUPS; MATHEMATICAL MODELS; MATHEMATICAL OPERATORS; MESON-BARYON INTERACTIONS; MESON-NUCLEON INTERACTIONS; MESONS; PARTICLE DECAY; PARTICLE INTERACTIONS; PARTICLE MODELS; PSEUDOSCALAR MESONS; QUANTUM FIELD THEORY; QUANTUM OPERATORS; STRANGE PARTICLES; SU GROUPS; SYMMETRY GROUPS; WEAK PARTICLE DECAY
Optional Information
- Notes
- 12 refs.; 1 fig.; 1 tab.