Radiant energy – Ionic separation or analysis – Cyclically varying ion selecting field means
Patent
1991-05-30
1992-07-21
Berman, Jack I.
Radiant energy
Ionic separation or analysis
Cyclically varying ion selecting field means
250290, H01J 4910
Patent
active
051325365
ABSTRACT:
A simple, compact and reliable quadrupole mass spectrometer head gauge is shown in which an ion source and flange are mounted on one end of a one-piece quadrupole separating system and a detector is mounted on the other end with the flange end being adapted to be connected to a vacuum chamber.
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patent: 3937954 (1976-02-01), Fite
patent: 4704532 (1987-11-01), Hua
patent: 4885500 (1989-12-01), Hansen et al.
Berman Jack I.
Leybold Aktiengesellschaft
Nguyen Kiet T.
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