Cross sections for rotational excitation of ammonia colliding with helium and hydrogen
โ Scribed by Gert Due Billing; Geerd H.F. Diercksen
- Publisher
- Elsevier Science
- Year
- 1985
- Tongue
- English
- Weight
- 344 KB
- Volume
- 121
- Category
- Article
- ISSN
- 0009-2614
No coin nor oath required. For personal study only.
โฆ Synopsis
Evwnsive calculalions of cross seclions and rnle constants Ior rotational excilalion of ammonia colliding with He and H2 on
nb inirio polenriel energy surfaces are cnrried CIUI using a srmicl~ssical collision model.
๐ SIMILAR VOLUMES
The cross section for electronic quenching of the B 'E+ state of CO has been measured after a two-step excitation via the intermediate A III state by the subsequent fluorescence from the final excited B 'E+ state back down to the X iZ+ ground state and from its pressure dependence. In the case of th
A semiclassical collision modei has been irscd to cafcuhite the rate constant for vibrational reltxrtion in HD fu = 1, j = 0) colIid~ag with 4tie. The He + HD potential surface was obtained from an analyticat He + Hz surface previousfy used for similar c~caIatjons on NC f Hz and He + Dz\_ The fheorc