Quadrupole trap ion isolation method

Details Quadrupole trap ion isolation method Quadrupole trap ion isolation method

1994-01-11

1995-03-07

Berman, Jack I.

Radiant energy

Ionic separation or analysis

Methods

250292, H01J 4942

Patent

active

053960645

ABSTRACT:
A method for efficiently filling a QIT which isolates an ion range by employing a sequential part of supplemental broadband waveforms where the first such supplemental broadband waveform is applied during the period that the e-beam ionization bombardment takes place and the second such broadband waveform is applied after the e-beam bombardment ends.

REFERENCES:
patent: 5198665 (1993-03-01), Wells
patent: 5274233 (1993-12-01), Kelley
patent: 5300772 (1994-04-01), Buttrill, Jr.
patent: 5302826 (1994-04-01), Wells

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