发明申请
US20130320205A1 HIGH FIELD ASYMMETRIC ION MOBILITY SPECTROMETRY (FAIMS) METHODS AND DEVICES WITH VOLTAGE-GAS COMPOSITION LINKED SCANS
有权

基本信息:
- 专利标题: HIGH FIELD ASYMMETRIC ION MOBILITY SPECTROMETRY (FAIMS) METHODS AND DEVICES WITH VOLTAGE-GAS COMPOSITION LINKED SCANS
- 专利标题(中):具有电压气体组成的高场非对称离子光谱(FAIMS)方法和装置连接扫描
- 申请号:US13485346 申请日:2012-05-31
- 公开(公告)号:US20130320205A1 公开(公告)日:2013-12-05
- 发明人: Gary Glish , Mark Ridgeway , Alice Pilo
- 申请人: Gary Glish , Mark Ridgeway , Alice Pilo
- 主分类号: H01J49/40
- IPC分类号: H01J49/40 ; B01D59/46
摘要:
Improved methods and devices for analysis of gas phase ions via ion mobility type analyzers, particularly high field asymmetric waveform ion mobility analyzers (FAIMS), by linking gas composition and/or flow rate with the scanning of compensation voltage or asymmetric waveform amplitude are provided. Linking these parameters results in improvements in resolution, sensitivity, and selectivity. The methods and devices according to the presently disclosed subject matter provide for the improvement in resolution for specific ions without affecting the entire FAIMS spectrum.
摘要(中):
提供了通过将气体组成和/或流速与补偿电压扫描或非对称波形幅度相连接的离子迁移率型分析仪,特别是高场不对称波形离子迁移率分析仪(FAIMS)来分析气相离子的改进方法和装置。 链接这些参数可以提高分辨率,灵敏度和选择性。 根据目前公开的主题的方法和装置提供特定离子的分辨率的改进而不影响整个FAIMS光谱。