Mass spectrometers and methods of mass spectrometry

Details Mass spectrometers and methods of mass spectrometry Mass spectrometers and methods of mass spectrometry

2005-05-10

2005-05-10

Wells, Nikita (Department: 2881)

Radiant energy

Ionic separation or analysis

C250S282000, C250S288000, C250S424000, C250S42300F

Reexamination Certificate

active

06891153

ABSTRACT:
An ion guide is disclosed comprising a plurality of electrodes each having apertures which are preferably circular and substantially the same size. The ion guide is preferably maintained in a vacuum chamber at a relatively high pressure.

REFERENCES:
patent: 5572035 (1996-11-01), Franzen
patent: 5818055 (1998-10-01), Franzen
patent: 6107628 (2000-08-01), Smith et al.
patent: 20010035498 (2001-11-01), Li et al.
patent: 2281405 (2000-03-01), None
patent: 2302985 (1997-02-01), None
patent: 2315364 (1998-01-01), None
patent: 2375653 (2002-11-01), None
patent: 11-307040 (1999-11-01), None
patent: 113852 (2000-04-01), None
patent: 123780 (2000-04-01), None
patent: 2002-15699 (2002-01-01), None
patent: WO9749111 (1997-12-01), None
patent: 9806481 (1998-02-01), None
patent: WO9938185 (1999-07-01), None
Teloy et al., “Integral Cross Sections for Ion-Molecule Reactions. ‘I. The Guided Beam Technique’”, Chemical Physics, pp. 417-427, (1974).
Gerlich et al., “Ion Trap Studies of Association Processes in Collisions of Ch+3and CD+3withn-H2,p-H2, D2, and He at 80 K”, The Astrophysical Journal, 347 pp. 849-854, 1989.
Gerlich, “Inhomogeneous RF Fields: A Versatile Tool for the Study of Processes with Slow Ions”, Advances in Chemical Physics Series. vol. 1.XXXII., 1992.
Shaffer et al., “A Novel Ion Funnel for Focusing Ions at Elevated Pressures”, The 45thASMS Conference on Mass Spectrometry and Allied Topics, (1997).
Shaffer et al., “A Novel Ion Funnel for Focusing Ions at Elevated Pressure Using Electrospray Ionization Mass Spectrometry”, Rapid. Communications in Mass Spectrometry, vol. 11, pp. 1813-1817 (1997).
Shaffer et al., “An Ion Funnel Interface for Improved Ion Focusing and Sensitivity Using Electrospray Ionization Mass Spectrometry”, Analytical Chemistry, vol. 70, No. 19, pp. 4111-4119, (1998).
Shaffer et al., “Characterization of an Improved Electrodynamic Ion Funnel Interface for Electrospray Ionization Mass Spectrometry”, Analytical Chemistry, vol. 71, No. 15, pp. 2957-2964, (1999).
Tolmachev et al., “Charge Capacity Limitations of Radio Frequency Ion Guides in Their Use for Improved Ion Accumulation and Trapping in Mass Spectrometry”, Analytical Chemistry, vol. 72, No. 5, pp. 970-978, (2000).
Bailey et al., “Design and Implementation of a New Electrodynamic Ion Funnel”, Analytical Chemistry, vol. 72, No. 10, pp. 2247-2255, (2000).
Guan et al., “Stacked-Ring Electrostatic Ion Guide”, American Society for Mass Spectrometry, vol. 7, No. 1, pp. 101-106, 1996.
Belov et al., “Initial Implementation of an Electrodynamic Ion Funnel With Fourier Transform Ion Cyclotron Resonance Mass Spectrometry”, Journal of the American Society for Mass Spectrometry, vol. 11, No. 1, pp. 19-23, 2000.

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