Cross sections for production of H(2p, 2s, 1s) by electron collisional dissociation of H2
Journal Article
·
· Astrophysical Journal; (United States)
- JPL, Pasadena, CA (USA) Arizona, University, Tucson (USA)
The excitation function of H Ly-alpha from the astrophysically important dissociation of electron-excited H2 over the range 10-700 eV has been measured. The analysis predicts the cross section to energies higher than the present experimental limit, and it is found that the predicted shape is in close agreement with measured results. At 6 eV the cross section is dominated by the electric dipole first Born component, while at 100 eV the electric dipole component constitutes 73 percent of the total H(2p) cross section. The cross sections of the H(2s) and H(1s) components are calculated. 36 refs.
- OSTI ID:
- 5469934
- Journal Information:
- Astrophysical Journal; (United States), Journal Name: Astrophysical Journal; (United States) Vol. 371; ISSN ASJOA; ISSN 0004-637X
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
640100* -- Astrophysics & Cosmology
640304 -- Atomic
Molecular & Chemical Physics-- Collision Phenomena
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
74 ATOMIC AND MOLECULAR PHYSICS
ASTROPHYSICS
COLLISIONS
CROSS SECTIONS
DISSOCIATION
ELECTRON COLLISIONS
ELECTRON-MOLECULE COLLISIONS
ELEMENTS
ENERGY LEVELS
EXCITED STATES
FRANCK-CONDON PRINCIPLE
HYDROGEN
LYMAN LINES
MOLECULE COLLISIONS
NONMETALS
RYDBERG STATES
SPECTRA
SPECTROSCOPY
640304 -- Atomic
Molecular & Chemical Physics-- Collision Phenomena
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
74 ATOMIC AND MOLECULAR PHYSICS
ASTROPHYSICS
COLLISIONS
CROSS SECTIONS
DISSOCIATION
ELECTRON COLLISIONS
ELECTRON-MOLECULE COLLISIONS
ELEMENTS
ENERGY LEVELS
EXCITED STATES
FRANCK-CONDON PRINCIPLE
HYDROGEN
LYMAN LINES
MOLECULE COLLISIONS
NONMETALS
RYDBERG STATES
SPECTRA
SPECTROSCOPY