Electron impact ionization cross section of metastable N/sub 2/(A. sigma. /sup +//sub u/)
Journal Article
·
· J. Chem. Phys.; (United States)
OSTI ID:5988369
The nondissociative electron impact ionization cross section of the metastable N/sub 2/(A /sup 3/..sigma../sup +//sub u/) state is measured from threshold to 240 eV. Rising from an appearance potential of 10.1 +- 0.6 eV, the cross section peaks at about 40 eV with a value of (1.14 +- 0.36) x 10/sup -16/ cm/sup 2/. These values are extracted from the apparent ionization cross section of an N/sub 2/ beam composed of approx.50% N/sub 2/(A /sup 3/..sigma../sup +//sub u/) and approx.50% N/sub 2/(X /sup 1/..sigma../sup +//sub g/). This mixed state beam is formed by charge transfer neutralization of a 1 keV N/sup +//sub 2/ beam with NO. The N/sub 2/(A /sup 3/..sigma../sup +//sub u/) cross section is normalized by measuring it relative to the ionization of a ground state N/sub 2/ beam formed by charge transfer neutralization of N/sup +//sub 2/ with N/sub 2/.
- Research Organization:
- Bell Laboratories, Murray Hill, New Jersey 07974
- OSTI ID:
- 5988369
- Journal Information:
- J. Chem. Phys.; (United States), Journal Name: J. Chem. Phys.; (United States) Vol. 75:6; ISSN JCPSA
- Country of Publication:
- United States
- Language:
- English
Similar Records
Theoretical cross sections for ionization of metastable excimers Ne*/sub 2/ and Ar*/sub 2/ by electron impact
Cross section for single and double ionization of N$sub 2$ and O$sub 2$ molecules by electron impact from threshold up to 170 eV
Velocity dependence of sensitized fluorescence in collisions of metastable argon and helium atoms with nitrogen
Journal Article
·
Tue May 01 00:00:00 EDT 1979
· Appl. Phys. Lett.; (United States)
·
OSTI ID:6309846
Cross section for single and double ionization of N$sub 2$ and O$sub 2$ molecules by electron impact from threshold up to 170 eV
Journal Article
·
Fri Oct 31 23:00:00 EST 1975
· J. Chem. Phys., v. 63, no. 9, pp. 3731-3736
·
OSTI ID:4121893
Velocity dependence of sensitized fluorescence in collisions of metastable argon and helium atoms with nitrogen
Journal Article
·
Fri Oct 01 00:00:00 EDT 1976
· J. Chem. Phys.; (United States)
·
OSTI ID:7265090
Related Subjects
640304* -- Atomic
Molecular & Chemical Physics-- Collision Phenomena
74 ATOMIC AND MOLECULAR PHYSICS
BEAMS
COLLISIONS
CROSS SECTIONS
DATA
ELECTRON COLLISIONS
ELECTRON-MOLECULE COLLISIONS
ELEMENTS
ENERGY RANGE
EV RANGE
EV RANGE 10-100
EV RANGE 100-1000
EXPERIMENTAL DATA
INFORMATION
IONIZATION
MOLECULAR BEAMS
MOLECULE COLLISIONS
NITROGEN
NONMETALS
NUMERICAL DATA
Molecular & Chemical Physics-- Collision Phenomena
74 ATOMIC AND MOLECULAR PHYSICS
BEAMS
COLLISIONS
CROSS SECTIONS
DATA
ELECTRON COLLISIONS
ELECTRON-MOLECULE COLLISIONS
ELEMENTS
ENERGY RANGE
EV RANGE
EV RANGE 10-100
EV RANGE 100-1000
EXPERIMENTAL DATA
INFORMATION
IONIZATION
MOLECULAR BEAMS
MOLECULE COLLISIONS
NITROGEN
NONMETALS
NUMERICAL DATA