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Von Zahn, 1963 - Google Patents

Monopole spectrometer, a new electric field mass spectrometer

Von Zahn, 1963

Document ID
11505606684582346813
Author
Von Zahn U
Publication year
Publication venue
Review of Scientific Instruments

External Links

Snippet

The monopole spectrometer uses an rf electric field between a two-electrode configuration for analyzing ions of different elm. One electrode has a right-angle cross section, the other has a circular cross section whose center is located on the bisector of the right angle. The …
Continue reading at pubs.aip.org (other versions)

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00Particle spectrometer or separator tubes
    • H01J49/26Mass spectrometers or separator tubes
    • H01J49/34Dynamic spectrometers
    • H01J49/42Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
    • H01J49/4205Device types
    • H01J49/421Mass filters, i.e. deviating unwanted ions without trapping
    • H01J49/4215Quadrupole mass filters
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00Particle spectrometer or separator tubes
    • H01J49/26Mass spectrometers or separator tubes
    • H01J49/34Dynamic spectrometers
    • H01J49/42Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
    • H01J49/4205Device types
    • H01J49/424Three-dimensional ion traps, i.e. comprising end-cap and ring electrodes
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
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    • H01J49/00Particle spectrometer or separator tubes
    • H01J49/26Mass spectrometers or separator tubes
    • H01J49/34Dynamic spectrometers
    • H01J49/42Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
    • H01J49/4205Device types
    • H01J49/422Two-dimensional RF ion traps
    • H01J49/4225Multipole linear ion traps, e.g. quadrupoles, hexapoles
    • HELECTRICITY
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    • H01J49/00Particle spectrometer or separator tubes
    • H01J49/26Mass spectrometers or separator tubes
    • H01J49/34Dynamic spectrometers
    • H01J49/42Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
    • H01J49/4205Device types
    • H01J49/422Two-dimensional RF ion traps
    • H01J49/423Two-dimensional RF ion traps with radial ejection
    • HELECTRICITY
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    • H01J49/00Particle spectrometer or separator tubes
    • H01J49/26Mass spectrometers or separator tubes
    • H01J49/34Dynamic spectrometers
    • H01J49/42Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
    • H01J49/4205Device types
    • H01J49/4255Device types with particular constructional features
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
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    • H01J49/00Particle spectrometer or separator tubes
    • H01J49/26Mass spectrometers or separator tubes
    • H01J49/34Dynamic spectrometers
    • H01J49/42Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
    • H01J49/426Methods for controlling ions
    • HELECTRICITY
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    • H01J49/34Dynamic spectrometers
    • H01J49/36Radio frequency spectrometers, e.g. Bennett-type spectrometers, Redhead-type spectrometers
    • HELECTRICITY
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    • H01J49/00Particle spectrometer or separator tubes
    • H01J49/26Mass spectrometers or separator tubes
    • H01J49/28Static spectrometers
    • H01J49/32Static spectrometers using double focusing
    • HELECTRICITY
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    • H01J49/28Static spectrometers
    • H01J49/30Static spectrometers using magnetic analysers, e.g. Dempster spectrometer
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    • H01J49/06Electron- or ion-optical arrangements
    • H01J49/062Ion guides
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    • H01J49/10Ion sources; Ion guns
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    • H01J37/02Details
    • H01J37/04Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
    • H01J37/153Electron-optical or ion-optical arrangements for the correction of image defects, e.g. stigmators
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