Radiant energy – Ionic separation or analysis – Methods
Patent
1993-09-15
1995-04-04
Berman, Jack I.
Radiant energy
Ionic separation or analysis
Methods
250291, H01J 4942
Patent
active
054040116
ABSTRACT:
A method for using a QIT and for performing collisionally induced disassociation MS.sup.n experiments by scanning the trap potential sequentially so that the field first experiences a secular frequency of a selected parent ion and then the secular frequency of a CID produced daughter ion and then the secular frequency of a granddaughter ion and so on for each secular frequency of each progeny ion in descending mass order.
REFERENCES:
patent: 4736101 (1988-04-01), Syka et al.
patent: 5128542 (1992-07-01), Yates et al.
patent: 5200613 (1993-04-01), Kelley
patent: 5206509 (1993-04-01), McLuckey et al.
Wang Mingda
Wells Gregory J.
Berman Jack I.
Fisher Gerald M.
Varian Associates Inc.
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