Published December 17, 1990 | Version v1
Journal article

The E0 transition in pion photoproduction and radiative pion capture on 13C

  • 1. Mainz Univ. (Germany, F.R.). Inst. fuer Kernphysik

Description

The E0 contribution of the reactions 13C(γ,π-)13Ng.s. as well as 13C(π+,γ)13Ng.s. has been calculated in an extended shell-model space using a nonlocal DWIA framework. A realistic shell-model wave function that includes configurations from the (2s,1d) as well as the (2p,1f) shells has been employed for the A=13 system and leads to a significant suppression of the E0 transition. The large suppression can be understood in terms of the E0 radial integrals over the relevant single-particle densities. A variety of angular distributions demonstrates the good overall agreement with experimental data. (orig.)

Additional details

Publishing Information

Journal Title
Nuclear Physics, A
Journal Volume
519
Journal Issue
4
Series
Nucl. Phys., A.
Journal Page Range
805-815
ISSN
0375-9474
CODEN
NUPAB

INIS

Country of Publication
Netherlands
Country of Input or Organization
Netherlands
INIS RN
22030630
Subject category
S73: NUCLEAR PHYSICS AND RADIATION PHYSICS;
Resource subtype / Literary indicator
Numerical Data
Descriptors DEI
ABSORPTION; ANGULAR DISTRIBUTION; CAPTURE; CARBON 13 TARGET; DIFFERENTIAL CROSS SECTIONS; DISTORTED WAVE THEORY; EIGENSTATES; ELECTROMAGNETIC FORM FACTORS; ENERGY DEPENDENCE; EXCITATION FUNCTIONS; E0-TRANSITIONS; GAMMA RADIATION; GROUND STATES; HILBERT SPACE; IMPULSE APPROXIMATION; INTEGRALS; L-S COUPLING; MATRIX ELEMENTS; MEV RANGE 100-1000; M1-TRANSITIONS; NITROGEN 13; NONLOCAL POTENTIAL; NUCLEAR STRUCTURE; PHOTONS; PHOTONUCLEAR REACTIONS; PHOTOPRODUCTION; PION PLUS REACTIONS; PIONS MINUS; SHELL MODELS; SPATIAL DISTRIBUTION; THEORETICAL DATA; WAVE FUNCTIONS
Descriptors DEC
BANACH SPACE; BASIC INTERACTIONS; BETA DECAY RADIOISOTOPES; BETA-PLUS DECAY RADIOISOTOPES; BOSONS; COUPLING; CROSS SECTIONS; DATA; DISTRIBUTION; ELECTROMAGNETIC INTERACTIONS; ELECTROMAGNETIC RADIATION; ELECTRON CAPTURE RADIOISOTOPES; ELEMENTARY PARTICLES; ENERGY LEVELS; ENERGY RANGE; ENERGY-LEVEL TRANSITIONS; FORM FACTORS; FUNCTIONS; HADRON REACTIONS; HADRONS; INFORMATION; INTERACTIONS; INTERMEDIATE COUPLING; IONIZING RADIATIONS; ISOTOPES; LIGHT NUCLEI; MASSLESS PARTICLES; MATHEMATICAL MODELS; MATHEMATICAL SPACE; MESON REACTIONS; MESONS; MEV RANGE; MINUTES LIVING RADIOISOTOPES; MULTIPOLE TRANSITIONS; NITROGEN ISOTOPES; NUCLEAR MODELS; NUCLEAR REACTIONS; NUCLEI; NUMERICAL DATA; ODD-EVEN NUCLEI; PARTICLE INTERACTIONS; PARTICLE PRODUCTION; PARTICLE PROPERTIES; PION REACTIONS; PIONS; POTENTIALS; PSEUDOSCALAR MESONS; RADIATIONS; RADIOISOTOPES; SPACE; TARGETS