CN(A-X,B-X) chemiluminescence in the reaction of C/sup +/(/sup 2/P) with N/sub 2/O at thermal energy
Journal Article
·
· J. Phys. Chem.; (United States)
The thermal-energy ion-molecule reaction C/sup +/(/sup 2/P) + N/sub 2/O ..-->.. CN/sup */ + NO/sup +/ has been studied by observing CN(A-X,B-X) chemiluminescence in a flowing afterglow. The CN(A-X) emission from nu' = 2-13 was identified in the 470-800-nm region, while the CN(B-X) emission produced exclusively from rotational perturbation between CN(A:nu' = 10) and CN(B:nu' = 0) was observed in the 386-422-nm region. The branching ratios for the two chemiluminescent reactions, CN(A-X,B-X) and CO/sup +/(A-X), in the C/sup +/ + N/sub 2/O reaction were estimated to be 0.62 +/- 0.04 and 0.38 +/- 0.03, respectively. The vibrational distribution of CN(A) was found to peak at nu' = 5 and the average fraction of vibrational energy deposited into CN(A) was estimated to be 0.31 +/- 0.03. The specific formation of CN(A) could be explained in terms of adiabatic correlation diagram.
- Research Organization:
- Kyushu Univ., Fukuoka, Japan
- OSTI ID:
- 5333340
- Journal Information:
- J. Phys. Chem.; (United States), Journal Name: J. Phys. Chem.; (United States) Vol. 90:17; ISSN JPCHA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201* -- Chemical & Physicochemical Properties
500200 -- Environment
Atmospheric-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
CARBON
CARBON IONS
CHALCOGENIDES
CHARGED PARTICLES
CHEMILUMINESCENCE
COLLISIONS
DATA
ELEMENTS
ENERGY LEVELS
EXCITED STATES
EXPERIMENTAL DATA
INFORMATION
ION COLLISIONS
ION-MOLECULE COLLISIONS
IONS
LUMINESCENCE
MOLECULE COLLISIONS
NITROGEN COMPOUNDS
NITROGEN OXIDES
NITROUS OXIDE
NONMETALS
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
ROTATIONAL STATES
SPECTRA
VISIBLE SPECTRA
400201* -- Chemical & Physicochemical Properties
500200 -- Environment
Atmospheric-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
CARBON
CARBON IONS
CHALCOGENIDES
CHARGED PARTICLES
CHEMILUMINESCENCE
COLLISIONS
DATA
ELEMENTS
ENERGY LEVELS
EXCITED STATES
EXPERIMENTAL DATA
INFORMATION
ION COLLISIONS
ION-MOLECULE COLLISIONS
IONS
LUMINESCENCE
MOLECULE COLLISIONS
NITROGEN COMPOUNDS
NITROGEN OXIDES
NITROUS OXIDE
NONMETALS
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
ROTATIONAL STATES
SPECTRA
VISIBLE SPECTRA