CHARGE-TRANSFER OF O2+ IN HELIUM AT THERMAL AND LOW ELECTRON-VOLT ENERGIES

被引:28
作者
GARGAUD, M
BACCHUSMONTABONEL, MC
MCCARROLL, R
机构
[1] UNIV LYON 1, SPECTROMETRIE ION & MOLEC LAB, CNRS, URA 171, F-69622 VILLEURBANNE, FRANCE
[2] UNIV PARIS 06, DYNAM MOLEC & ATOM LAB, CNRS, URA 774, F-75252 PARIS 05, FRANCE
[3] HARVARD SMITHSONIAN CTR ASTROPHYS, INST THEORET ATOM & MOLEC PHYS, CAMBRIDGE, MA 02138 USA
关键词
D O I
10.1063/1.466048
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Cross sections and rate coefficients in the thermal-eV energy range are calculated for the charge transfer reaction of O2+(3p) ions with helium. In agreement with earlier predictions, it is confirmed that the reaction populates preferentially the metastable (2P) state of the O+ ion. The computed cross sections are, however, considerably larger than previous experimental and theoretical estimations. A discussion is given of the reasons for this discrepancy.
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页码:4495 / 4499
页数:5
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