Quantum mechanical differential and integral cross sections for state-to-state vibrational excitation of I/sub 2/ by He
Journal Article
·
· J. Chem. Phys.; (United States)
OSTI ID:6212868
We have performed scattering calculations for vibrationally inelastic collisions of He with I/sub 2/. We employed close coupling to treat vibration, the infinite-order-sudden approximation for rotation, and a recently reported potential energy surface based on ab initio calculations. We have calculated state-to-state and rotationally summed differential and integral cross sections for three impact energies. The energy dependence of the integral cross sections agrees reasonably well with the recent experiments of Hall et al.
- Research Organization:
- Department of Chemistry, University of Minnesota, Minneapolis, Minnesota 55455
- OSTI ID:
- 6212868
- Journal Information:
- J. Chem. Phys.; (United States), Vol. 81:12
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
74 ATOMIC AND MOLECULAR PHYSICS
HELIUM
ATOM-MOLECULE COLLISIONS
IODINE
DIFFERENTIAL CROSS SECTIONS
EXCITATION
INTEGRAL CROSS SECTIONS
QUANTUM MECHANICS
VIBRATIONAL STATES
ATOM COLLISIONS
COLLISIONS
CROSS SECTIONS
ELEMENTS
ENERGY LEVELS
ENERGY-LEVEL TRANSITIONS
EXCITED STATES
FLUIDS
GASES
HALOGENS
MECHANICS
MOLECULE COLLISIONS
NONMETALS
RARE GASES
640304* - Atomic
Molecular & Chemical Physics- Collision Phenomena
HELIUM
ATOM-MOLECULE COLLISIONS
IODINE
DIFFERENTIAL CROSS SECTIONS
EXCITATION
INTEGRAL CROSS SECTIONS
QUANTUM MECHANICS
VIBRATIONAL STATES
ATOM COLLISIONS
COLLISIONS
CROSS SECTIONS
ELEMENTS
ENERGY LEVELS
ENERGY-LEVEL TRANSITIONS
EXCITED STATES
FLUIDS
GASES
HALOGENS
MECHANICS
MOLECULE COLLISIONS
NONMETALS
RARE GASES
640304* - Atomic
Molecular & Chemical Physics- Collision Phenomena