Cavity ringdown spectroscopy of molecular ions: A (2)Pi(u)<-X (2)Sigma(g)(+) (6-0) transition of N-2(+)

被引:38
作者
Kotterer, M
Conceicao, J
Maier, JP
机构
[1] Inst. für Physikalische Chemie, Universität Basel, CH-4056 Basel
关键词
D O I
10.1016/0009-2614(96)00734-8
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
Cavity ringdown spectroscopy is combined with a hollow cathode source for the absorption spectroscopy of molecular ions. The A(2) Pi(u) <-- X(2) Sigma(g)(+) (6-0) transition of N-2(+), oscillator strength 9 X 10(-6), could be detected with an ion column density of 10(16) cm(-2). Liquid nitrogen cooling of the plasma results in rotational temperatures of 150-200 K.
引用
收藏
页码:233 / 236
页数:4
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