Isovector and Gamow-Teller strength from small-angle (n,p) at 60 MeV
Journal Article
·
· Phys. Rev. Lett.; (United States)
The (n,p) reactions to the analog giant magnetic dipole states, the inverse of the transitions in allowed Gamow-Teller ..beta..-decay, have been measured for /sup 6/Li, /sup 12/C, and /sup 28/Si for forward angles using 59.6-MeV neutrons. With use of a relation between sigma(0/sup 0/) and the ..beta..-decay matrix elements, v/sup c//sub sigmatau/ (0) = 157 +- 11 MeV fm/sup 3/ is extracted for the l = 0, isovector part of the effective spin-flip nucleon-nucleon interaction. Comparison with 120-MeV (p,n) indicates that v/sup c//sub sigmatau/ has a small energy dependence in the range 60 to 120 MeV.
- Research Organization:
- Department of Physics and Crocker Nuclear Laboratory, University of California, Davis, California 95616
- OSTI ID:
- 5190740
- Journal Information:
- Phys. Rev. Lett.; (United States), Journal Name: Phys. Rev. Lett.; (United States) Vol. 48:13; ISSN PRLTA
- Country of Publication:
- United States
- Language:
- English
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OSTI ID:6853482
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Related Subjects
651325* -- Nuclear Properties & Reactions
A=6-19
Experimental-- Nuclear Reactions & Scattering-- (-1987)
651425 -- Nuclear Properties & Reactions
A=20-38
Experimental-- Nuclear Reactions & Scattering-- (-1987)
73 NUCLEAR PHYSICS AND RADIATION PHYSICS
ANGULAR DISTRIBUTION
BARYON REACTIONS
BARYONS
BORN APPROXIMATION
CARBON 12 TARGET
CHARGE-EXCHANGE REACTIONS
CROSS SECTIONS
DATA
DIFFERENTIAL CROSS SECTIONS
DISTRIBUTION
ELEMENTARY PARTICLES
ENERGY DEPENDENCE
ENERGY RANGE
EXPERIMENTAL DATA
FERMIONS
GAMOW-TELLER RULES
HADRON REACTIONS
HADRONS
INFORMATION
LITHIUM 6 TARGET
MEV RANGE
MEV RANGE 10-100
NEUTRON REACTIONS
NUCLEAR REACTIONS
NUCLEON REACTIONS
NUCLEON-NUCLEON POTENTIAL
NUCLEONS
NUMERICAL DATA
POTENTIALS
PROTONS
SILICON 28 TARGET
SPIN FLIP
TARGETS
A=6-19
Experimental-- Nuclear Reactions & Scattering-- (-1987)
651425 -- Nuclear Properties & Reactions
A=20-38
Experimental-- Nuclear Reactions & Scattering-- (-1987)
73 NUCLEAR PHYSICS AND RADIATION PHYSICS
ANGULAR DISTRIBUTION
BARYON REACTIONS
BARYONS
BORN APPROXIMATION
CARBON 12 TARGET
CHARGE-EXCHANGE REACTIONS
CROSS SECTIONS
DATA
DIFFERENTIAL CROSS SECTIONS
DISTRIBUTION
ELEMENTARY PARTICLES
ENERGY DEPENDENCE
ENERGY RANGE
EXPERIMENTAL DATA
FERMIONS
GAMOW-TELLER RULES
HADRON REACTIONS
HADRONS
INFORMATION
LITHIUM 6 TARGET
MEV RANGE
MEV RANGE 10-100
NEUTRON REACTIONS
NUCLEAR REACTIONS
NUCLEON REACTIONS
NUCLEON-NUCLEON POTENTIAL
NUCLEONS
NUMERICAL DATA
POTENTIALS
PROTONS
SILICON 28 TARGET
SPIN FLIP
TARGETS