AU7612291A - Gas detection by infrared absorption - Google Patents

Gas detection by infrared absorption

Info

Publication number
AU7612291A
AU7612291A AU76122/91A AU7612291A AU7612291A AU 7612291 A AU7612291 A AU 7612291A AU 76122/91 A AU76122/91 A AU 76122/91A AU 7612291 A AU7612291 A AU 7612291A AU 7612291 A AU7612291 A AU 7612291A
Authority
AU
Australia
Prior art keywords
infrared absorption
gas detection
detection
gas
infrared
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.)
Granted
Application number
AU76122/91A
Other versions
AU645557B2 (en
Inventor
Stephen Walter Simpson
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.)
SYDNEY THE, University of
Original Assignee
Sydney The, University of
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 Sydney The, University of filed Critical Sydney The, University of
Priority to AU76122/91A priority Critical patent/AU645557B2/en
Publication of AU7612291A publication Critical patent/AU7612291A/en
Application granted granted Critical
Publication of AU645557B2 publication Critical patent/AU645557B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J2001/4242—Modulated light, e.g. for synchronizing source and detector circuit

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AU76122/91A 1990-05-07 1991-04-29 Gas detection by infrared absorption Ceased AU645557B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU76122/91A AU645557B2 (en) 1990-05-07 1991-04-29 Gas detection by infrared absorption

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPK001090 1990-05-07
AUPK0010 1990-05-07
AU76122/91A AU645557B2 (en) 1990-05-07 1991-04-29 Gas detection by infrared absorption

Publications (2)

Publication Number Publication Date
AU7612291A true AU7612291A (en) 1991-11-07
AU645557B2 AU645557B2 (en) 1994-01-20

Family

ID=25638147

Family Applications (1)

Application Number Title Priority Date Filing Date
AU76122/91A Ceased AU645557B2 (en) 1990-05-07 1991-04-29 Gas detection by infrared absorption

Country Status (1)

Country Link
AU (1) AU645557B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU665246B2 (en) * 1992-04-24 1995-12-21 Becton Dickinson & Company Methods and apparatus for detecting microorganisms in blood culture vials
AU667884B2 (en) * 1992-04-24 1996-04-18 Becton Dickinson & Company Detection of bacteria in blood culture bottles by time-resolved light scattering and absorption measurement
WO1996017239A1 (en) * 1994-12-02 1996-06-06 Gas Tech Australia Pty. Ltd. Gas detector
AU702148B2 (en) * 1994-12-02 1999-02-18 Austech Instruments Pty Limited Gas detector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3137658C2 (en) * 1981-09-22 1985-06-05 H. Maihak Ag, 2000 Hamburg Device for measuring the concentration of an IR, NIR, VIS or UV radiation absorbing gas in a gas matrix
US4549080A (en) * 1983-06-17 1985-10-22 Infrared Industries, Inc. Double-pass flue gas analyzer
US4772790A (en) * 1986-10-14 1988-09-20 Teledyne Industries, Inc. Non-dispersive optical gas analyzer

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU665246B2 (en) * 1992-04-24 1995-12-21 Becton Dickinson & Company Methods and apparatus for detecting microorganisms in blood culture vials
AU667884B2 (en) * 1992-04-24 1996-04-18 Becton Dickinson & Company Detection of bacteria in blood culture bottles by time-resolved light scattering and absorption measurement
WO1996017239A1 (en) * 1994-12-02 1996-06-06 Gas Tech Australia Pty. Ltd. Gas detector
AU702148B2 (en) * 1994-12-02 1999-02-18 Austech Instruments Pty Limited Gas detector

Also Published As

Publication number Publication date
AU645557B2 (en) 1994-01-20

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