Published 1978
| Version v1
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Pion polarizability in nonlocal quark model
Creators
- 1. Joint Inst. for Nuclear Research, Dubna (USSR). Lab. of Theoretical Physics
- 2. Ivanovskij Gosudarstvennyj Univ. (USSR). Fizicheskij Fakul' tet
Description
The γγ→ππ amplitude was calculated in nonlocal quark model in the fourth order on the perturbation theory. The coefficients of electric[a) and magnetic polarizability (β) determined are equal in magnitude and opposite in sign αsub(π+-)=βsub(π+-)=+0.014α/msub(π)sup(3), αsub(πsup(0))=-βsub(πsup(0))=-0.07α/msub(π)sup(3). The results have been compared with calculations in other models
Availability note (English)
MF available from INIS under the Report Number.Files
10443329.pdf
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Additional details
Publishing Information
- Imprint Pagination
- 11 p.
- Report number
- JINR-E--4-11568
INIS
- Country of Publication
- USSR
- Country of Input or Organization
- USSR
- INIS RN
- 10443329
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Descriptors DEI
- COLOR MODEL; FEYNMAN DIAGRAM; GREEN FUNCTION; LAGRANGIAN FUNCTION; PARTICLE PRODUCTION; PERTURBATION THEORY; PHOTON-PHOTON INTERACTIONS; PIONS; POLARIZABILITY; QUARKS; SCATTERING AMPLITUDES
- Descriptors DEC
- AMPLITUDES; BASIC INTERACTIONS; BOSONS; COMPOSITE MODELS; DIAGRAMS; ELECTRICAL PROPERTIES; ELECTROMAGNETIC INTERACTIONS; ELEMENTARY PARTICLES; FUNCTIONS; HADRONS; INFORMATION; INTERACTIONS; MATHEMATICAL MODELS; MESONS; PARTICLE INTERACTIONS; PARTICLE MODELS; PHYSICAL PROPERTIES; POSTULATED PARTICLES; PSEUDOSCALAR MESONS; QUARK MODEL
Optional Information
- Notes
- 7 refs.; 5 figs.