Excitation of helium by positron: A distorted wave polarized orbital approach

Journal Article · Tue Apr 15 04:00:00 EST 1986 · J. Chem. Phys.; (United States)

DOI:https://doi.org/10.1063/1.450001· OSTI ID:6007928

Srivastava, R; Kumar, M; Tripathi, A N

The differential and total cross sections for the 1 /sup 1/S-2 /sup 1/S excitation of helium by positron in the energy range 22-200 eV are calculated using a distorted wave polarized orbital approach. The results are compared with other available theoretical and experimental results.

• Research Organization: Department of Physics, University of Roorkee, Roorkee-247 667, India
• OSTI ID: 6007928
• Journal Information: J. Chem. Phys.; (United States), Journal Name: J. Chem. Phys.; (United States) Vol. 84:8; ISSN JCPSA
• Country of Publication: United States
• Language: English

Related Subjects

640304* -- Atomic
Molecular & Chemical Physics-- Collision Phenomena
74 ATOMIC AND MOLECULAR PHYSICS
ATOM COLLISIONS
COLLISIONS
CROSS SECTIONS
DIFFERENTIAL CROSS SECTIONS
ELEMENTS
ENERGY RANGE
ENERGY-LEVEL TRANSITIONS
EV RANGE
EV RANGE 10-100
EV RANGE 100-1000
EXCITATION
FLUIDS
GASES
HELIUM
NONMETALS
POSITRON COLLISIONS
POSITRON-ATOM COLLISIONS
RARE GASES
TOTAL CROSS SECTIONS