Modification of Reflectron Time-of-Flight Mass Spectrometer for Photodissociation of Mass-Selected Cluster Ions
文献类型:期刊论文
作者 | Zhao, Yu-chao; Zhang, Zeng-guang; Yuan, Jin-yun; Xu, Hong-guang; Zheng, Wei-jun |
刊名 | chinese journal of chemical physics
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出版日期 | 2009-12-27 |
卷号 | 22期号:6页码:655-662 |
关键词 | Reflectron time-of-flight mass spectrometer Photodissociation Mass-selection Cluster |
英文摘要 | we introduce a modification of reflectron time-of-flight mass spectrometer for laser photodissociation of mass-selected ions. in our apparatus, the ions of interests were selected by a mass gate near the first space focus point and decelerated right after the mass gate, were then crossed by a laser beam for dissociation. the daughter ions and surviving parent ions were re-accelerated and analyzed by the reflectron time-of-flight mass spectrometer. compared to the designs reported by other research groups, our selection-deceleration-dissociation-reacceleration approach has better daughter-parent-ions-separation, easier laser timing, and better overlapping between the ion beam and laser beam. we also conducted detailed calculations on the parent ion and daughter ion flight times, and provided a simplified formula for the calibration of daughter ion mass. |
WOS标题词 | science & technology ; physical sciences |
类目[WOS] | physics, atomic, molecular & chemical |
研究领域[WOS] | physics |
关键词[WOS] | gas-phase ; photofragmentation ; spectroscopy ; complexes ; dynamics ; photoionization ; photodetachment ; decomposition ; cations ; systems |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000273466600017 |
公开日期 | 2015-11-17 |
源URL | [http://159.226.238.44/handle/321008/141252] ![]() |
专题 | 大连化学物理研究所_中国科学院大连化学物理研究所 |
作者单位 | Chinese Acad Sci, Inst Chem, State Key Lab Mol React Dynam, Beijing Natl Lab Mol Sci, Beijing 100190, Peoples R China |
推荐引用方式 GB/T 7714 | Zhao, Yu-chao,Zhang, Zeng-guang,Yuan, Jin-yun,et al. Modification of Reflectron Time-of-Flight Mass Spectrometer for Photodissociation of Mass-Selected Cluster Ions[J]. chinese journal of chemical physics,2009,22(6):655-662. |
APA | Zhao, Yu-chao,Zhang, Zeng-guang,Yuan, Jin-yun,Xu, Hong-guang,&Zheng, Wei-jun.(2009).Modification of Reflectron Time-of-Flight Mass Spectrometer for Photodissociation of Mass-Selected Cluster Ions.chinese journal of chemical physics,22(6),655-662. |
MLA | Zhao, Yu-chao,et al."Modification of Reflectron Time-of-Flight Mass Spectrometer for Photodissociation of Mass-Selected Cluster Ions".chinese journal of chemical physics 22.6(2009):655-662. |
入库方式: OAI收割
来源:大连化学物理研究所
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