Radiant energy – Ionic separation or analysis – Cyclically varying ion selecting field means
Patent
1995-11-03
1997-05-27
Berman, Jack I.
Radiant energy
Ionic separation or analysis
Cyclically varying ion selecting field means
250291, H01J 4942
Patent
active
056334974
ABSTRACT:
The interior surfaces of an ion trap or ionization chamber is coated with an inert, inorganic non-metallic insulator or semiconductor material for the passivation of such surfaces so as to minimize absorption, degradation or decomposition of a sample in contact with the surface.
REFERENCES:
patent: 4126781 (1978-11-01), Siegel
patent: 4704532 (1987-11-01), Hua
patent: 5021654 (1991-06-01), Campbell et al.
patent: 5055678 (1991-10-01), Taylor et al.
Brittain Robert D.
Wang Mingda
Berkowitz Edward
Berman Jack I.
Varian Associates Inc.
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