Electron ionization source for othogonal acceleration...

Radiant energy – Ion generation – Field ionization type

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C250S282000, C250S287000, C134S001300, C134S001000

Reexamination Certificate

active

07060987

ABSTRACT:
A radio-frequency quadrupole ion guide having a symmetrical magnetic field disposed along an axis of the ion guide, wherein the system provides prolonged interaction between electrons and uncharged compounds within an ionization volume of the ion guide, resulting in enhanced ion creation.

REFERENCES:
patent: 5849093 (1998-12-01), Andra
patent: 5942752 (1999-08-01), Wang
patent: 2001/0030284 (2001-10-01), Dresch et al.
patent: 2004/0155180 (2004-08-01), Zubarev
patent: 0 878 828 (1998-11-01), None
Mingda Wang and Ed Cirimele; An Innovative El Ion Source for Mass Spectrometry; 2 pages; CSBU, Agilent Technology, Palo Alto, California.
A. Theodore Finkelstein; A High Efficiency Ion Source; book; Nov. 21, 1939; pp. 94 through97; vol. 11; Ithaca, New York.
M. DeKieviet, D. Dubbers, M. Klein, U. Pieles and C. Schmidt; Design and performance of a highly efficient mass spectrometer for molecular beams; May 2000, 4 pages; vol. 71, No. 5; Heidelberg, Germany.
C. E. Carlston and G. D. Magnuson; The Review of Scientific Instruments; Sep. 1962; pp. 905 to 911; vol. 33, No. 9; San Diego, California.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Electron ionization source for othogonal acceleration... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Electron ionization source for othogonal acceleration..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electron ionization source for othogonal acceleration... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3677217

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.