Nonadiabatic transitions in the exit channel of atom-molecule collisions: Fine-structure branching in Na + N2
J. Chem. Phys. 121, 11068 (2004); doi:10.1063/1.1818121
Issue Date: 8 December 2004
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We study Na + N2 collisions by laser excitation of the collision complex in a differential scattering experiment. The measured relative population of the Na(3p) fine-structure levels reflects the nonadiabatic transitions occuring in the exit channel of the collision. Theoretical results obtained with a classical-path formalism and accurate quantum chemical data for NaN2 are found to be in good agreement. The presence of a conical intersection for the T-shaped geometry has a profound influence on the observed fine-structure branching.©2004 American Institute of Physics.
| History: | Received 6 August 2004; accepted 23 September 2004 |
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http://link.aip.org/link/?JCPSA6/121/11068/1 |
KEYWORDS and PACS
sodium,
nitrogen,
sodium compounds,
atom-molecule collisions,
fine structure,
quantum chemistry,
molecular configurations,
photoexcitation,
molecule-photon collisions
- 34.50.Gb
Electronic excitation and ionization of molecules; intermediate molecular states including lifetimes, state mixing, etc - 33.15.Pw
Molecular fine and hyperfine structure - 33.15.Bh
General molecular conformation and symmetry; stereochemistry - 33.80.-b
Photon interactions with molecules - 31.15.-p
Calculations and mathematical techniques in atomic and molecular physics excluding electron correlation calculations - YEAR: 2004
RELATED DATABASES
PUBLICATION DATA
0021-9606 (print)
1089-7690 (online)
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