WO2003065403A3 - Quadrupole mass spectrometers - Google Patents

Quadrupole mass spectrometers Download PDF

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Publication number
WO2003065403A3
WO2003065403A3 PCT/GB2003/000316 GB0300316W WO03065403A3 WO 2003065403 A3 WO2003065403 A3 WO 2003065403A3 GB 0300316 W GB0300316 W GB 0300316W WO 03065403 A3 WO03065403 A3 WO 03065403A3
Authority
WO
WIPO (PCT)
Prior art keywords
quadrupole mass
mass spectrometers
electrodes
ratio
radius
Prior art date
Application number
PCT/GB2003/000316
Other languages
French (fr)
Other versions
WO2003065403A2 (en
Inventor
Stephen Taylor
John Raymond Gibson
Original Assignee
Univ Liverpool
Stephen Taylor
John Raymond Gibson
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Univ Liverpool, Stephen Taylor, John Raymond Gibson filed Critical Univ Liverpool
Priority to AU2003238422A priority Critical patent/AU2003238422A1/en
Publication of WO2003065403A2 publication Critical patent/WO2003065403A2/en
Publication of WO2003065403A3 publication Critical patent/WO2003065403A3/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00—Particle spectrometers or separator tubes
    • H01J49/26—Mass spectrometers or separator tubes
    • H01J49/34—Dynamic spectrometers
    • H01J49/42—Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
    • H01J49/4205—Device types
    • H01J49/421—Mass filters, i.e. deviating unwanted ions without trapping
    • H01J49/4215—Quadrupole mass filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00—Particle spectrometers or separator tubes
    • H01J49/26—Mass spectrometers or separator tubes
    • H01J49/34—Dynamic spectrometers
    • H01J49/42—Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
    • H01J49/4205—Device types
    • H01J49/4255—Device types with particular constructional features

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electron Tubes For Measurement (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)

Abstract

A quadrupole mass spectrometer (10) has at least two sets (14, 16) of electrodes in series, each set of electrodes being arranged to have a different r/ro ratio, wherein the r/ro ratio is that between the electrode radius (r) and the radius of the aperture between electrodes (ro).
PCT/GB2003/000316 2002-01-29 2003-01-28 Quadrupole mass spectrometers WO2003065403A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2003238422A AU2003238422A1 (en) 2002-01-29 2003-01-28 Quadrupole mass spectrometers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0201914.9A GB0201914D0 (en) 2002-01-29 2002-01-29 Improvements in and relating to quadrupole mass spectrometers
GB0201914.9 2002-01-29

Publications (2)

Publication Number Publication Date
WO2003065403A2 WO2003065403A2 (en) 2003-08-07
WO2003065403A3 true WO2003065403A3 (en) 2003-09-25

Family

ID=9929881

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2003/000316 WO2003065403A2 (en) 2002-01-29 2003-01-28 Quadrupole mass spectrometers

Country Status (3)

Country Link
AU (1) AU2003238422A1 (en)
GB (1) GB0201914D0 (en)
WO (1) WO2003065403A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0816258D0 (en) 2008-09-05 2008-10-15 Ulive Entpr Ltd Process
US9929003B2 (en) 2015-06-04 2018-03-27 Thermo Finnigan Llc Ion source filter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234791A (en) * 1978-11-13 1980-11-18 Research Corporation Tandem quadrupole mass spectrometer for selected ion fragmentation studies and low energy collision induced dissociator therefor
EP1109198A2 (en) * 1999-12-03 2001-06-20 Thermo Finnigan LLC Mass spectrometer system including a double ion guide interface and method of operation
JP2001307674A (en) * 2000-04-21 2001-11-02 Yokogawa Analytical Systems Inc Inductively coupled plasma mass spectroscope

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234791A (en) * 1978-11-13 1980-11-18 Research Corporation Tandem quadrupole mass spectrometer for selected ion fragmentation studies and low energy collision induced dissociator therefor
EP1109198A2 (en) * 1999-12-03 2001-06-20 Thermo Finnigan LLC Mass spectrometer system including a double ion guide interface and method of operation
JP2001307674A (en) * 2000-04-21 2001-11-02 Yokogawa Analytical Systems Inc Inductively coupled plasma mass spectroscope

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
DOUGLAS D J ET AL: "COLLISIONAL FOCUSING EFFECTS IN RADIO FREQUENCY QUADRUPOLES", JOURNAL OF THE AMERICAN SOCIETY FOR MASS SPECTROMETRY, ELSEVIER SCIENCE INC., NEW YORK, NY, US, vol. 3, 1992, pages 398 - 408, XP000667302, ISSN: 1044-0305 *
PATENT ABSTRACTS OF JAPAN vol. 2002, no. 03 3 April 2002 (2002-04-03) *
REUBEN A J ET AL: "Ion trajectories in exactly determined quadrupole fields", INTERNATIONAL JOURNAL OF MASS SPECTROMETRY AND ION PROCESSES, ELSEVIER SCIENTIFIC PUBLISHING CO. AMSTERDAM, NL, vol. 154, no. 1, 31 May 1996 (1996-05-31), pages 43 - 59, XP004036512, ISSN: 0168-1176 *

Also Published As

Publication number Publication date
GB0201914D0 (en) 2002-03-13
AU2003238422A1 (en) 2003-09-02
WO2003065403A2 (en) 2003-08-07

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