JPS56163442A - Method for detecting gas concentration - Google Patents

Method for detecting gas concentration

Info

Publication number
JPS56163442A
JPS56163442A JP6848080A JP6848080A JPS56163442A JP S56163442 A JPS56163442 A JP S56163442A JP 6848080 A JP6848080 A JP 6848080A JP 6848080 A JP6848080 A JP 6848080A JP S56163442 A JPS56163442 A JP S56163442A
Authority
JP
Japan
Prior art keywords
laser
gas
detector
afc
signal
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
JP6848080A
Other languages
English (en)
Other versions
JPS6140335B2 (ja
Inventor
Hirobumi Kashiwara
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP6848080A priority Critical patent/JPS56163442A/ja
Publication of JPS56163442A publication Critical patent/JPS56163442A/ja
Publication of JPS6140335B2 publication Critical patent/JPS6140335B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP6848080A 1980-05-22 1980-05-22 Method for detecting gas concentration Granted JPS56163442A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6848080A JPS56163442A (en) 1980-05-22 1980-05-22 Method for detecting gas concentration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6848080A JPS56163442A (en) 1980-05-22 1980-05-22 Method for detecting gas concentration

Publications (2)

Publication Number Publication Date
JPS56163442A true JPS56163442A (en) 1981-12-16
JPS6140335B2 JPS6140335B2 (ja) 1986-09-09

Family

ID=13374884

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6848080A Granted JPS56163442A (en) 1980-05-22 1980-05-22 Method for detecting gas concentration

Country Status (1)

Country Link
JP (1) JPS56163442A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60253952A (ja) * 1984-05-31 1985-12-14 Fujitsu Ltd ガス濃度測定方式
WO2009128138A1 (ja) * 2008-04-15 2009-10-22 株式会社島津製作所 校正用ガスセルを搭載したガス分析装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60253952A (ja) * 1984-05-31 1985-12-14 Fujitsu Ltd ガス濃度測定方式
WO2009128138A1 (ja) * 2008-04-15 2009-10-22 株式会社島津製作所 校正用ガスセルを搭載したガス分析装置
JP5360053B2 (ja) * 2008-04-15 2013-12-04 株式会社島津製作所 校正用ガスセルを搭載したガス分析装置

Also Published As

Publication number Publication date
JPS6140335B2 (ja) 1986-09-09

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