Reactions between /sup 20/Ne and nickel
Charge, energy, and angular distributions of products from reactions between /sup 20/Ne and Ni have been measured at 164 MeV. The total reaction cross section inferred from the quarter-point of the elastic scattering data is 2010 mb. Products with 6 < or = Z < or = 20 account for 30% of the total reaction cross section. The evaporation residue cross section was also measured and found to be 1236 mb, or 63% of the total cross section. Products with atomic number near that of the projectile have angular distributions which increase in the forward direction and have energy spectra characteristic of both quasielastic and deeply inelastic events. Products with atomic numbers greater than 14 show an angular distribution dsigma/d..cap omega.. proportional 1/sinsigma/sub c.m./ and have kinetic energies that are characteristic of Coulomb repulsion following binary fission, indicating that complete damping has occurred. However, the yield near Z = 19 is low, and thus symmetric fission, if present at all, accounts for a rather small fraction of the total reaction cross section.
- Research Organization:
- Oak Ridge National Laboratory Oak Ridge, Tennessee 37830
- OSTI ID:
- 6690591
- Journal Information:
- Phys. Rev., C; (United States), Journal Name: Phys. Rev., C; (United States) Vol. 18:2; ISSN PRVCA
- Country of Publication:
- United States
- Language:
- English
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A=59-89
Experimental-- Nuclear Reactions & Scattering-- (-1987)
73 NUCLEAR PHYSICS AND RADIATION PHYSICS
ACCELERATORS
ANGULAR DISTRIBUTION
CHARGED-PARTICLE REACTIONS
COULOMB FIELD
CROSS SECTIONS
CYCLIC ACCELERATORS
CYCLOTRONS
DEEP INELASTIC SCATTERING
DISTRIBUTION
ELASTIC SCATTERING
ELECTRIC FIELDS
ELEMENTS
ENERGY RANGE
ENERGY SPECTRA
EVAPORATION MODEL
FISSION
HEAVY ION REACTIONS
INELASTIC SCATTERING
INTERACTIONS
ISOCHRONOUS CYCLOTRONS
LEPTON-BARYON INTERACTIONS
LEPTON-HADRON INTERACTIONS
LEPTON-NUCLEON INTERACTIONS
MATHEMATICAL MODELS
METALS
MEV RANGE
MEV RANGE 100-1000
NEON 20 REACTIONS
NICKEL
NUCLEAR MODELS
NUCLEAR REACTIONS
ORNL ISOCHRONOUS CYCLOTRON
PARTICLE INTERACTIONS
SCATTERING
SPECTRA
TOTAL CROSS SECTIONS
TRANSITION ELEMENTS