Comment on the first-order Faddeev approximation for ionization of atoms by ion impact
Journal Article
·
· Phys. Rev., A; (United States)
The first-order Faddeev approximation for ionization of atoms by ion impact is discussed within the framework of the impact-parameter approximation. It is suggested that the approximation might be improved by adding a term to the final-state wave function to make the initial- and final-state wave functions orthogonal at all internuclear separations. Calculations have been performed of the differential cross section with respect to energy and angle for electrons ejected in the forward direction from helium atoms by 300-keV protons. Comparison with experiment indicates that the modification to the first-order Faddeev approximation represents a considerable improvement.
- Research Organization:
- Physics Department, Texas AM University, College Station, Texas 77843
- OSTI ID:
- 6578708
- Journal Information:
- Phys. Rev., A; (United States), Journal Name: Phys. Rev., A; (United States) Vol. 18:5; ISSN PLRAA
- 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
ATOMIC IONS
BEAMS
CATIONS
CHARGE EXCHANGE
CHARGED PARTICLES
COLLISIONS
CROSS SECTIONS
CRYOGENIC FLUIDS
DIFFERENTIAL CROSS SECTIONS
ELEMENTS
ENERGY RANGE
EQUATIONS
FADDEEV EQUATIONS
FLUIDS
HELIUM
HYDROGEN IONS
HYDROGEN IONS 1 PLUS
ION BEAMS
ION COLLISIONS
ION-ATOM COLLISIONS
IONIZATION
IONS
KEV RANGE
KEV RANGE 100-1000
NONMETALS
RARE GASES
Molecular & Chemical Physics-- Collision Phenomena
74 ATOMIC AND MOLECULAR PHYSICS
ATOM COLLISIONS
ATOMIC IONS
BEAMS
CATIONS
CHARGE EXCHANGE
CHARGED PARTICLES
COLLISIONS
CROSS SECTIONS
CRYOGENIC FLUIDS
DIFFERENTIAL CROSS SECTIONS
ELEMENTS
ENERGY RANGE
EQUATIONS
FADDEEV EQUATIONS
FLUIDS
HELIUM
HYDROGEN IONS
HYDROGEN IONS 1 PLUS
ION BEAMS
ION COLLISIONS
ION-ATOM COLLISIONS
IONIZATION
IONS
KEV RANGE
KEV RANGE 100-1000
NONMETALS
RARE GASES