Pauli-corrected Breit-Wigner formulae for compound resonances in two- and three-cluster systems
- Stanford Univ., CA (United States). Stanford Linear Accelerator Center
Herein, Breit-Wigner formulae for compound resonances in two- and three-cluster systems are derived. Analytic corrections due to the Pauli principle with regard to corresponding formulae for partial resonance widths and resonance pole shifts are given. In the case of a system of three composite particles a model is formulated in which sudden decay into three clusters is determined by the knowledge of the microscopical compound state of the metastable decaying nucleus. The derivation of the Breit-Wigner formulae in the case of a three-cluster system is based on the study of the asymptotic behavior of the full three-body Green's function. In the case of the two-body channel situation the formalism presented here is a modification of the Wildermuth-Benöhr reaction theory.
- Research Organization:
- SLAC National Accelerator Laboratory (SLAC), Menlo Park, CA (United States)
- Sponsoring Organization:
- USDOE Office of Science (SC)
- Grant/Contract Number:
- AC02-76SF00515; AC03-76SF00515
- OSTI ID:
- 1446474
- Alternate ID(s):
- OSTI ID: 6400817
- Report Number(s):
- SLAC-PUB--2951
- Journal Information:
- Nuovo Cimento, A, Journal Name: Nuovo Cimento, A Journal Issue: 1 Vol. 80; ISSN 0369-3546
- Publisher:
- Springer NatureCopyright Statement
- Country of Publication:
- United States
- Language:
- English
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