发明授权
- 专利标题: Ion trap mass spectrometer method and apparatus for improved sensitivity
- 专利标题(中): 离子阱质谱仪方法和设备提高灵敏度
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申请号: US9604申请日: 1993-01-27
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公开(公告)号: US5291017A公开(公告)日: 1994-03-01
- 发明人: Mingda Wang , Edward G. Marquette
- 申请人: Mingda Wang , Edward G. Marquette
- 申请人地址: CA Palo Alto
- 专利权人: Varian Associates, Inc.
- 当前专利权人: Varian Associates, Inc.
- 当前专利权人地址: CA Palo Alto
- 主分类号: H01J49/42
- IPC分类号: H01J49/42 ; H01V49/42
摘要:
An ion trap mass spectrometer system providing superposition of an AC dipole and/or monopole field on the quadrupole field to provide one preferential ejection direction.
公开/授权文献
- US5897260A Print job allocation system 公开/授权日:1999-04-27