DE2617258A1 - Verfahren und vorrichtung zur spektroskopischen gasanalyse - Google Patents

Verfahren und vorrichtung zur spektroskopischen gasanalyse

Info

Publication number
DE2617258A1
DE2617258A1 DE19762617258 DE2617258A DE2617258A1 DE 2617258 A1 DE2617258 A1 DE 2617258A1 DE 19762617258 DE19762617258 DE 19762617258 DE 2617258 A DE2617258 A DE 2617258A DE 2617258 A1 DE2617258 A1 DE 2617258A1
Authority
DE
Germany
Prior art keywords
frequency
radiation
spectrum
periodic
beams
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.)
Ceased
Application number
DE19762617258
Other languages
German (de)
English (en)
Inventor
Joseph John Barrett
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.)
Honeywell International Inc
Original Assignee
Allied Chemical Corp
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 Allied Chemical Corp filed Critical Allied Chemical Corp
Publication of DE2617258A1 publication Critical patent/DE2617258A1/de
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/106—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity
    • H01S3/1062—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity using a controlled passive interferometer, e.g. a Fabry-Perot etalon
    • 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/44—Raman spectrometry; Scattering spectrometry ; Fluorescence spectrometry
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/21—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  by interference

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
DE19762617258 1975-04-21 1976-04-20 Verfahren und vorrichtung zur spektroskopischen gasanalyse Ceased DE2617258A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/569,894 US4011013A (en) 1975-04-21 1975-04-21 Multifrequency excitation of gas rotational spectra

Publications (1)

Publication Number Publication Date
DE2617258A1 true DE2617258A1 (de) 1976-12-02

Family

ID=24277331

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762617258 Ceased DE2617258A1 (de) 1975-04-21 1976-04-20 Verfahren und vorrichtung zur spektroskopischen gasanalyse

Country Status (6)

Country Link
US (1) US4011013A (enExample)
JP (1) JPS51129289A (enExample)
CA (1) CA1058416A (enExample)
DE (1) DE2617258A1 (enExample)
FR (1) FR2308918A1 (enExample)
GB (1) GB1523224A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2181830B (en) * 1985-10-18 1990-02-07 Central Electr Generat Board Temperature measurement
US5133602A (en) * 1991-04-08 1992-07-28 International Business Machines Corporation Particle path determination system
US5896197A (en) * 1992-01-08 1999-04-20 Nicolet Instrument Corporation Interferometer having glass graphite bearing
US5498875A (en) * 1994-08-17 1996-03-12 Beckman Instruments, Inc. Signal processing for chemical analysis of samples
US20040145741A1 (en) * 2003-01-24 2004-07-29 Honeywell International Inc. Comb etalon fluid analyzer
KR100857456B1 (ko) * 2006-12-07 2008-09-08 한국전자통신연구원 공진 구조에서 광파 세기의 최대화를 위해 최적의 공진길이를 결정하는 방법
US8665442B2 (en) 2011-08-18 2014-03-04 Li-Cor, Inc. Cavity enhanced laser based isotopic gas analyzer
US9116047B2 (en) * 2013-10-11 2015-08-25 Li-Cor, Inc. Systems and methods for controlling the optical path length between a laser and an optical cavity

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3768908A (en) * 1971-01-04 1973-10-30 S Zaromb Remote sensing apparatus and methods
US3802777A (en) * 1972-04-19 1974-04-09 Onera (Off Nat Aerospatiale) Gas concentration measurement device using stimulated raman scattering
US3853404A (en) * 1972-08-14 1974-12-10 Allied Chem Simultaneous interferometric transmission of periodic spectral components

Also Published As

Publication number Publication date
CA1058416A (en) 1979-07-17
FR2308918B3 (enExample) 1979-01-12
FR2308918A1 (fr) 1976-11-19
GB1523224A (en) 1978-08-31
JPS51129289A (en) 1976-11-10
US4011013A (en) 1977-03-08

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: ALLIED CORP., MORRIS TOWNSHIP, N.J., US

8128 New person/name/address of the agent

Representative=s name: WEBER, D., DIPL.-CHEM. DR.RER.NAT. SEIFFERT, K., D

8110 Request for examination paragraph 44
8131 Rejection