PHOTOEMISSIVE IONIZATION SOURCE FOR ION MOBILITY DETECTORS

被引:11
作者
BEGLEY, P [1 ]
CORBIN, R [1 ]
FOULGER, BE [1 ]
SIMMONDS, PG [1 ]
机构
[1] ADMIRALTY RES ESTAB, HOLTON HEATH, POOLE BH16 6JU, DORSET, ENGLAND
来源
JOURNAL OF CHROMATOGRAPHY | 1991年 / 588卷 / 1-2期
关键词
D O I
10.1016/0021-9673(91)85029-F
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A combination of a photoemissive ionisation source coupled to an ion mobility detector has been developed which utilises a pulsed light source thereby eliminating the need for an ion injection gate. Factors influencing the performance of this negative ion detector have been investigated. With air as the sample and drift gas streams, the performance of the detector is comparable to conventional designs employing radioactive ionisers.
引用
收藏
页码:239 / 249
页数:11
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