Structure of the integral cross sections for excitation in ion-atom collisions calculated in the plane-wave Born approximation
Journal Article
·
· Phys. Rev. A; (United States)
We point out that the plane-wave Born approximation sometimes gives rise to a conspicuous minimum of the integral cross section for excitation in ion-atom collisions; for illustration we present results for a transition 1s/sup 2/2s/sup 2/ /sup 1/S..-->..1s/sup 2/2s3p /sup 1/P of berylliumlike ions calculated by using configuration-mixing wave functions. The minimum of the integral cross section arises from a zero of the generalized oscillator strength.
- Research Organization:
- The Institute of Physical and Chemical Research, Wako, Saitama 351-01, Japan
- OSTI ID:
- 5512790
- Journal Information:
- Phys. Rev. A; (United States), Journal Name: Phys. Rev. A; (United States) Vol. 37:3; 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
BORN APPROXIMATION
CATIONS
CHARGED PARTICLES
COLLISIONS
COMPARATIVE EVALUATIONS
CONFIGURATION MIXING
CROSS SECTIONS
ELECTRON COLLISIONS
ELECTRON-ION COLLISIONS
ENERGY DEPENDENCE
ENERGY-LEVEL TRANSITIONS
EXCITATION
FINE STRUCTURE
FUNCTIONS
HYDROGEN IONS
HYDROGEN IONS 1 PLUS
INTEGRAL CROSS SECTIONS
INTERACTIONS
ION COLLISIONS
ION-ATOM COLLISIONS
IONS
NITROGEN IONS
WAVE FUNCTIONS
Molecular & Chemical Physics-- Collision Phenomena
74 ATOMIC AND MOLECULAR PHYSICS
ATOM COLLISIONS
BORN APPROXIMATION
CATIONS
CHARGED PARTICLES
COLLISIONS
COMPARATIVE EVALUATIONS
CONFIGURATION MIXING
CROSS SECTIONS
ELECTRON COLLISIONS
ELECTRON-ION COLLISIONS
ENERGY DEPENDENCE
ENERGY-LEVEL TRANSITIONS
EXCITATION
FINE STRUCTURE
FUNCTIONS
HYDROGEN IONS
HYDROGEN IONS 1 PLUS
INTEGRAL CROSS SECTIONS
INTERACTIONS
ION COLLISIONS
ION-ATOM COLLISIONS
IONS
NITROGEN IONS
WAVE FUNCTIONS