K-vacancy production in heavy-ion-atom collisions at small impact parameters
Conference
·
· IEEE Trans. Nucl. Sci.; (United States)
OSTI ID:5462286
The probability P(b) of forming K vacancies in 60-MeV I + Ag collisions with center-of-mass scattering angles theta /SUB cm/ between 20/sup 0/ and 144/sup 0/ was measured. The measured probability varies approximately as sin/sup 2/theta /SUB cm/ , as predicted for the kinematic peak part of 2psigma-2p..pi.. rotatational coupling. The authors conclude that while the shape of P(b) indicates that 2psigma-2p..pi.. rotational coupling is important in the creation of K vacancies, the probability of creating the initial 2p..pi.. vacancy must be impact parameter dependent. In other collisions where a rise in P(b) has been observed at low impact parameters, it is possible that the rise is due not to a kinematic peak, but to a contribution from lssigma vacancy production.
- Research Organization:
- Stanford University, Stanford, CA 94305
- OSTI ID:
- 5462286
- Report Number(s):
- CONF-801111-
- Conference Information:
- Journal Name: IEEE Trans. Nucl. Sci.; (United States) Journal Volume: 2
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
640304* -- Atomic
Molecular & Chemical Physics-- Collision Phenomena
74 ATOMIC AND MOLECULAR PHYSICS
ATOM COLLISIONS
CHARGED PARTICLES
COLLISIONS
CRYSTAL DEFECTS
CRYSTAL STRUCTURE
ELEMENTS
ENERGY RANGE
IODINE IONS
ION COLLISIONS
ION-ATOM COLLISIONS
IONIZATION
IONS
METALS
MEV RANGE
MEV RANGE 10-100
MOTION
PARTICLE KINEMATICS
POINT DEFECTS
PROBABILITY
PROJECTILES
ROTATION
SCATTERING
SILVER
TRANSITION ELEMENTS
VACANCIES
VELOCITY
Molecular & Chemical Physics-- Collision Phenomena
74 ATOMIC AND MOLECULAR PHYSICS
ATOM COLLISIONS
CHARGED PARTICLES
COLLISIONS
CRYSTAL DEFECTS
CRYSTAL STRUCTURE
ELEMENTS
ENERGY RANGE
IODINE IONS
ION COLLISIONS
ION-ATOM COLLISIONS
IONIZATION
IONS
METALS
MEV RANGE
MEV RANGE 10-100
MOTION
PARTICLE KINEMATICS
POINT DEFECTS
PROBABILITY
PROJECTILES
ROTATION
SCATTERING
SILVER
TRANSITION ELEMENTS
VACANCIES
VELOCITY