Temperature dependence of the electron attachment coefficient in iodine
Journal Article
·
· J. Chem. Phys.; (United States)
The attachment coefficient for iodine in a (1% I/sub 2/+99% N/sub 2/) mixture, 50 Torr total pressure, has been measured in an electron swarm experiment from 1 to 50 Townsends (1 Townsend=1Td=10/sup -17/ V cm/sup 2/). As the temperature was increased from 35 to 110 /sup 0/C, the attachment coefficient increased for any E/N (electric field intensity/gas number density) values greater than 7 Td. These results are compared to other experimental data and an explanation for the temperature dependence, based on the population of upper vibrational states, is presented.
- Research Organization:
- Department of Physics, University of Missouri-Rolla, Rolla, Missouri 65401
- OSTI ID:
- 6092194
- Journal Information:
- J. Chem. Phys.; (United States), Journal Name: J. Chem. Phys.; (United States) Vol. 71:4; ISSN JCPSA
- 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
COLLISIONS
ELECTRON ATTACHMENT
ELECTRON COLLISIONS
ELECTRON-MOLECULE COLLISIONS
ELEMENTS
ENERGY LEVELS
EXCITED STATES
HALOGENS
IODINE
MOLECULE COLLISIONS
NONMETALS
TEMPERATURE DEPENDENCE
VIBRATIONAL STATES
Molecular & Chemical Physics-- Collision Phenomena
74 ATOMIC AND MOLECULAR PHYSICS
COLLISIONS
ELECTRON ATTACHMENT
ELECTRON COLLISIONS
ELECTRON-MOLECULE COLLISIONS
ELEMENTS
ENERGY LEVELS
EXCITED STATES
HALOGENS
IODINE
MOLECULE COLLISIONS
NONMETALS
TEMPERATURE DEPENDENCE
VIBRATIONAL STATES