GB2413890B - Hermetically-sealed miniaturized discharge ionization detector - Google Patents

Hermetically-sealed miniaturized discharge ionization detector

Info

Publication number
GB2413890B
GB2413890B GB0509980A GB0509980A GB2413890B GB 2413890 B GB2413890 B GB 2413890B GB 0509980 A GB0509980 A GB 0509980A GB 0509980 A GB0509980 A GB 0509980A GB 2413890 B GB2413890 B GB 2413890B
Authority
GB
United Kingdom
Prior art keywords
hermetically
ionization detector
discharge ionization
sealed
miniaturized discharge
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
GB0509980A
Other versions
GB0509980D0 (en
GB2413890A (en
Inventor
Mahmoud F Abdel-Rahman
Andrew M Warchol
James W Baker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agilent Technologies Inc
Original Assignee
Agilent Technologies Inc
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
Priority claimed from US09/931,927 external-priority patent/US6448777B1/en
Application filed by Agilent Technologies Inc filed Critical Agilent Technologies Inc
Publication of GB0509980D0 publication Critical patent/GB0509980D0/en
Publication of GB2413890A publication Critical patent/GB2413890A/en
Application granted granted Critical
Publication of GB2413890B publication Critical patent/GB2413890B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
    • G01N27/68—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas
    • G01N27/70—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using electric discharge to ionise a gas and measuring current or voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/62—Detectors specially adapted therefor
    • G01N30/64—Electrical detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/62—Detectors specially adapted therefor
    • G01N30/64—Electrical detectors
    • G01N30/70—Electron capture detectors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
GB0509980A 2001-08-20 2002-08-19 Hermetically-sealed miniaturized discharge ionization detector Expired - Fee Related GB2413890B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/931,927 US6448777B1 (en) 2001-08-20 2001-08-20 Hermetically-sealed miniaturized discharge ionization detector
GB0219298A GB2383895B (en) 2001-08-20 2002-08-19 Hermetically-sealed miniaturized discharge ionization detector

Publications (3)

Publication Number Publication Date
GB0509980D0 GB0509980D0 (en) 2005-06-22
GB2413890A GB2413890A (en) 2005-11-09
GB2413890B true GB2413890B (en) 2006-03-29

Family

ID=35115802

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0509980A Expired - Fee Related GB2413890B (en) 2001-08-20 2002-08-19 Hermetically-sealed miniaturized discharge ionization detector

Country Status (1)

Country Link
GB (1) GB2413890B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8405041B2 (en) 2007-11-20 2013-03-26 Nxp B.V. Electrode for an ionization chamber and method producing the same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6037179A (en) * 1998-04-30 2000-03-14 Hewlett-Packard Company Method and apparatus for suppression of analyte diffusion in an ionization detector
US6107805A (en) * 1998-04-30 2000-08-22 Agilent Technologies, Inc. Extended detection zone in an ionization detector

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6037179A (en) * 1998-04-30 2000-03-14 Hewlett-Packard Company Method and apparatus for suppression of analyte diffusion in an ionization detector
US6107805A (en) * 1998-04-30 2000-08-22 Agilent Technologies, Inc. Extended detection zone in an ionization detector

Also Published As

Publication number Publication date
GB0509980D0 (en) 2005-06-22
GB2413890A (en) 2005-11-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080819