IT8619984A0 - Rivelatore a scarica a bagliore residuo in elio a pressione atmosferica, per cromatografia agas. - Google Patents

Rivelatore a scarica a bagliore residuo in elio a pressione atmosferica, per cromatografia agas.

Info

Publication number
IT8619984A0
IT8619984A0 IT8619984A IT1998486A IT8619984A0 IT 8619984 A0 IT8619984 A0 IT 8619984A0 IT 8619984 A IT8619984 A IT 8619984A IT 1998486 A IT1998486 A IT 1998486A IT 8619984 A0 IT8619984 A0 IT 8619984A0
Authority
IT
Italy
Prior art keywords
agas
chromatography
atmospheric pressure
glow discharge
discharge detector
Prior art date
Application number
IT8619984A
Other languages
English (en)
Other versions
IT1189453B (it
IT8619984A1 (it
Inventor
Gary Rice
Velmer A Fassel
Arthur P D Silva
Original Assignee
Us Energy
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 Us Energy filed Critical Us Energy
Publication of IT8619984A0 publication Critical patent/IT8619984A0/it
Publication of IT8619984A1 publication Critical patent/IT8619984A1/it
Application granted granted Critical
Publication of IT1189453B publication Critical patent/IT1189453B/it

Links

Classifications

    • 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
    • G01N30/74—Optical detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/66—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence
    • G01N21/69—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence specially adapted for fluids, e.g. molten metal

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
IT19984/86A 1985-04-05 1986-04-04 Rivelatore a scarica a bagliore residuo in elio a pressione atmosferica,per cromatografia a gas IT1189453B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/720,328 US4586368A (en) 1985-04-05 1985-04-05 Atmospheric pressure helium afterglow discharge detector for gas chromatography

Publications (3)

Publication Number Publication Date
IT8619984A0 true IT8619984A0 (it) 1986-04-04
IT8619984A1 IT8619984A1 (it) 1987-10-04
IT1189453B IT1189453B (it) 1988-02-04

Family

ID=24893587

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19984/86A IT1189453B (it) 1985-04-05 1986-04-04 Rivelatore a scarica a bagliore residuo in elio a pressione atmosferica,per cromatografia a gas

Country Status (7)

Country Link
US (1) US4586368A (it)
JP (1) JPH0640072B2 (it)
CA (1) CA1261172A (it)
DE (1) DE3611142A1 (it)
FR (1) FR2580077B1 (it)
GB (1) GB2173126B (it)
IT (1) IT1189453B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4851683A (en) * 1987-03-09 1989-07-25 Brigham Young University Element specific radio frequency discharge helium plasma detector for chromatography
US5085499A (en) * 1988-09-02 1992-02-04 Battelle Memorial Institute Fiber optics spectrochemical emission sensors
US4988871A (en) * 1989-05-08 1991-01-29 Leybold Inficon, Inc. Gas partial pressure sensor for vacuum chamber
US5083004A (en) * 1989-05-09 1992-01-21 Varian Associates, Inc. Spectroscopic plasma torch for microwave induced plasmas
US5033541A (en) * 1989-11-17 1991-07-23 Cetac Technologies, Inc. Double pass tandem cooling aerosol condenser
US5192865A (en) * 1992-01-14 1993-03-09 Cetac Technologies Inc. Atmospheric pressure afterglow ionization system and method of use, for mass spectrometer sample analysis systems
US6032513A (en) * 1997-06-30 2000-03-07 Texas Instruments Incorporated Apparatus and method for measuring contaminants in semiconductor processing chemicals
US5892364A (en) * 1997-09-11 1999-04-06 Monagle; Matthew Trace constituent detection in inert gases
JP5371624B2 (ja) * 2009-08-17 2013-12-18 電源開発株式会社 プラズマ発光分析方法およびその装置
US10477665B2 (en) * 2012-04-13 2019-11-12 Amastan Technologies Inc. Microwave plasma torch generating laminar flow for materials processing
US20160135277A1 (en) * 2014-11-11 2016-05-12 Agilent Technologies, Inc. Reduction of ambient gas entrainment and ion current noise in plasma based spectrometry

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4309187A (en) * 1979-10-25 1982-01-05 University Of Virginia Alumni Patents Foundation Metastable energy transfer for analytical luminescence
US4470699A (en) * 1982-08-12 1984-09-11 The United States Of America As Represented By The United States Department Of Energy Micro-column plasma emission liquid chromatograph
US4509855A (en) * 1982-08-12 1985-04-09 The United States Of America As Represented By The United States Department Of Energy Dual liquid and gas chromatograph system
US4532219A (en) * 1984-01-27 1985-07-30 Minnesota Mining And Manufacturing Company High frequency radiation-induced plasma analysis of volatile or non-volatile materials

Also Published As

Publication number Publication date
CA1261172A (en) 1989-09-26
IT1189453B (it) 1988-02-04
DE3611142A1 (de) 1986-10-16
GB8606674D0 (en) 1986-04-23
GB2173126A (en) 1986-10-08
JPH0640072B2 (ja) 1994-05-25
US4586368A (en) 1986-05-06
JPS62233745A (ja) 1987-10-14
IT8619984A1 (it) 1987-10-04
FR2580077A1 (it) 1986-10-10
FR2580077B1 (it) 1988-10-14
GB2173126B (en) 1989-07-05

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