ATE214802T1 - Ndir-gerät und verfahren zur messung von isotopenverhältenissen in gasproben - Google Patents

Ndir-gerät und verfahren zur messung von isotopenverhältenissen in gasproben

Info

Publication number
ATE214802T1
ATE214802T1 AT97927991T AT97927991T ATE214802T1 AT E214802 T1 ATE214802 T1 AT E214802T1 AT 97927991 T AT97927991 T AT 97927991T AT 97927991 T AT97927991 T AT 97927991T AT E214802 T1 ATE214802 T1 AT E214802T1
Authority
AT
Austria
Prior art keywords
gas samples
isotope ratios
measuring isotope
measurements
ndir device
Prior art date
Application number
AT97927991T
Other languages
English (en)
Inventor
Donald J Eckstrom
Original Assignee
Stanford Res Inst Int
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 Stanford Res Inst Int filed Critical Stanford Res Inst Int
Application granted granted Critical
Publication of ATE214802T1 publication Critical patent/ATE214802T1/de

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
    • G01N21/35—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
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483—Physical analysis of biological material
    • G01N33/497—Physical analysis of biological material of gaseous biological material, e.g. breath

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Spectrometry And Color Measurement (AREA)
AT97927991T 1996-06-11 1997-06-10 Ndir-gerät und verfahren zur messung von isotopenverhältenissen in gasproben ATE214802T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/661,482 US5747809A (en) 1996-06-11 1996-06-11 NDIR apparatus and method for measuring isotopic ratios in gaseous samples
PCT/US1997/009751 WO1997047957A1 (en) 1996-06-11 1997-06-10 Ndir apparatus and method for measuring isotopic ratios in gaseous samples

Publications (1)

Publication Number Publication Date
ATE214802T1 true ATE214802T1 (de) 2002-04-15

Family

ID=24653790

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97927991T ATE214802T1 (de) 1996-06-11 1997-06-10 Ndir-gerät und verfahren zur messung von isotopenverhältenissen in gasproben

Country Status (7)

Country Link
US (1) US5747809A (de)
EP (1) EP0904529B1 (de)
JP (1) JP2000512757A (de)
AT (1) ATE214802T1 (de)
CA (1) CA2256729A1 (de)
DE (1) DE69711178D1 (de)
WO (1) WO1997047957A1 (de)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19538431A1 (de) * 1995-10-16 1997-04-17 Emg Elektronik Mechanik Geraet Stabilisotopen-Analysator
WO1998030888A1 (en) * 1997-01-14 1998-07-16 Otsuka Pharmaceutical Co., Ltd. Stable isotope measurement method and apparatus by spectroscopy
IL121793A (en) * 1997-09-17 2008-06-05 Lewis Coleman Isotopic gas analyzer
EP1198198A4 (de) * 1999-06-08 2005-02-16 Oridion Breathid Ltd Vorrichtung zum überprüfen der kalibrierung von gasanalysegeräten
US6656127B1 (en) * 1999-06-08 2003-12-02 Oridion Breathid Ltd. Breath test apparatus and methods
US6486474B1 (en) 1999-08-13 2002-11-26 Regents Of The University Of Minnesota Infrared spectrometer for the measurement of isotopic ratios
US6317212B1 (en) * 1999-09-17 2001-11-13 Li-Cor, Inc. Gas analyzer
US6369387B1 (en) * 1999-10-15 2002-04-09 Li-Cor, Inc. Gas analyzer
JP2001235418A (ja) * 2000-02-24 2001-08-31 Anritsu Corp ガス濃度測定装置
US20020026822A1 (en) * 2000-07-26 2002-03-07 Reading Andrew R. Vehicle gas emission sampling and analysis assembly
DE10047728B4 (de) * 2000-09-27 2005-12-08 Dräger Medical AG & Co. KGaA Infrarotoptischer Gasanalysator
US7004909B1 (en) * 2001-03-19 2006-02-28 Pranalytica, Inc. Diagnostic method for high sensitivity detection of component concentrations in human gas emissions
JP2002286638A (ja) * 2001-03-26 2002-10-03 Shimadzu Corp 同位体ガス測定装置
DE10125415A1 (de) * 2001-05-25 2002-11-28 Fischer Analysen Instr Gmbh Verfahren zur Messung des 13CO¶2¶/12CO¶2¶-Verhältnisses in der Atemluft intubierter Probanden
RU2216724C1 (ru) * 2002-02-22 2003-11-20 Артемов Валерий Михайлович Способ измерения отклонения отношений концентраций двух компонент газовой смеси от заданной величины
US6888127B2 (en) * 2002-02-26 2005-05-03 Halliburton Energy Services, Inc. Method and apparatus for performing rapid isotopic analysis via laser spectroscopy
IL148468A (en) 2002-03-03 2012-12-31 Exalenz Bioscience Ltd Breath collection system
EP1347290B1 (de) * 2002-03-22 2007-07-25 Instrumentarium Corporation Gasanalysator unter Verwendung von thermischen Sensoren
PT1682000E (pt) * 2003-10-31 2009-03-19 Otsuka Pharma Co Ltd Processo para determinar a quantidade de gás injectado em análise isotópica de gás e processo e equipamento para medir e analisar isótopos de gás
DE602005011398D1 (de) * 2005-02-22 2009-01-15 Siemens Ag Verfahren und Vorrichtung zum Nachweis von Spurengasen
US7251037B2 (en) * 2005-03-07 2007-07-31 Caleb Brett Usa, Inc. Method to reduce background noise in a spectrum
US20060202122A1 (en) * 2005-03-14 2006-09-14 Gunn Scott E Detecting gas in fluids
EP1887343A1 (de) * 2006-08-11 2008-02-13 Geoservices Vorrichtung zur Quantifizierung des Inhalts von zumindest einem gasförmigen Bestandteil einer gasförmigen Probe aus einer Flüssigkeit, entsprechende Anordnung und Verfahren.
US7427760B2 (en) * 2006-11-30 2008-09-23 The Science And Technology Facilities Council Infrared spectrometer
US7994479B2 (en) * 2006-11-30 2011-08-09 The Science And Technology Facilities Council Infrared spectrometer
JP5367710B2 (ja) * 2007-09-05 2013-12-11 ジーイー・アナリティカル・インストルメンツ・インコーポレイテッド 高温および高圧下で酸化を利用する水性サンプル中の炭素測定
FR2941530B1 (fr) * 2009-01-28 2011-03-18 S Seres Environnement Sa Appareil ethylometre portable
US8595020B2 (en) * 2009-02-02 2013-11-26 Planetary Emissions Management Inc. System of systems for monitoring greenhouse gas fluxes
WO2010095472A1 (ja) * 2009-02-18 2010-08-26 株式会社堀場製作所 試料分析装置
US8003944B2 (en) * 2009-04-14 2011-08-23 Airware, Inc. Saturation filtering NDIR gas sensing methodology
US8148691B1 (en) * 2009-08-21 2012-04-03 Jacob Y Wong Calibration methodology for NDIR dew point sensors
DE102009058394B3 (de) * 2009-12-15 2011-02-10 Siemens Aktiengesellschaft Verfahren zur Messung der Konzentration mindestens einer Gaskomponente in einem Messgas
DE102010054940B4 (de) 2009-12-18 2018-11-29 Abb Ag Verfahren und Einrichtung zur erweiterten Atemgasdiagnostik mittels isotopenspezifischer NDIR Gasanalytik
US8358417B2 (en) * 2010-10-21 2013-01-22 Spectrasensors, Inc. Spectrometer with validation cell
EP2525210B1 (de) * 2011-05-16 2014-06-04 Sick Ag Vorrichtung und Verfahren zur Bestimmung einer Konzentration einer Messkomponente in einem Gas
JP5900248B2 (ja) * 2012-08-29 2016-04-06 東亜ディーケーケー株式会社 分光光度計
WO2014143235A1 (en) * 2013-03-14 2014-09-18 Integrated Plasmonics Corporation Ambient light assisted spectroscopy
US10018555B2 (en) * 2014-03-12 2018-07-10 Shenzhen China Star Optoelectronics Technology Co., Ltd. Device and method for measuring concentration of etchant
US20150301019A1 (en) * 2014-04-16 2015-10-22 James R. Smith Hand Held Breath Analyzer
RU2577275C1 (ru) * 2014-12-11 2016-03-10 ОАО "Национальный центр лазерных систем и комплексов "Астрофизика" Способ изотопической селекции
DE102015000626A1 (de) * 2015-01-22 2016-07-28 Kibion Gmbh Verfahren zum Nachweis von Helicobacter Pylori
EP3104163B1 (de) * 2015-06-12 2017-12-20 Siemens Aktiengesellschaft Prozess-gasanalysator und verfahren zur analyse eines prozessgases
JP6596961B2 (ja) * 2015-06-19 2019-10-30 Ｔｄｋ株式会社 濃度センサ
CN104964944B (zh) * 2015-06-23 2017-10-31 广州华友明康光电科技有限公司 一种双路红外光谱分析系统及其检测方法
GB201618182D0 (en) * 2016-10-27 2016-12-14 Science And Tech Facilities Council The Infra red spectrometer
US10330592B2 (en) 2017-07-21 2019-06-25 Serguei Koulikov Laser absorption spectroscopy isotopic gas analyzer
EP3726199B1 (de) 2019-04-15 2023-06-07 WoePal GmbH Partikelsensor
US20210137413A1 (en) 2019-11-07 2021-05-13 Vitalii Vorkov Method of Exhaled Gas Analysis and a Universal Portable Breath Content Analyzer for Carrying out the Method
CN112858217B (zh) * 2021-03-12 2022-07-15 中国科学技术大学 一种双波长法定量检测碳14同位素的装置及光谱仪
LT7040B (lt) * 2022-05-13 2023-12-27 Valstybinis mokslinių tyrimų institutas Fizinių ir technologijos mokslų centras Optinis CO2 koncentracijos matuoklis dujų absorbcijos pagrindu
DE102023106820A1 (de) * 2023-03-17 2024-09-19 Sick Ag Spektroskopische Analysevorrichtung mit einer Mehrkammerküvette zur Fluid- oder Gasanalyse und entsprechendes Verfahren
US20260056120A1 (en) * 2024-08-23 2026-02-26 Schlumberger Technology Corporation Measurement of multiple gas concentrations
CN118794891B (zh) * 2024-09-14 2025-05-27 常熟理工学院 一种痕量氢气浓度检测装置及方法
CN119757262A (zh) * 2024-12-03 2025-04-04 安徽养和医疗器械设备有限公司 一种光学检测系统及方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3725701A (en) * 1971-10-26 1973-04-03 Andros Inc Fluorescent source non-dispersive infrared gas analyzer
US3950101A (en) * 1974-02-01 1976-04-13 Thermo Electron Corporation Measuring the heating value of a fuel in the gaseous state: method and apparatus
US4298347A (en) * 1980-02-25 1981-11-03 Kor Incorporated 13 CO2 Breath test
USRE33493E (en) * 1985-08-21 1990-12-18 General Motors Corporation Method and apparatus for measuring stable isotopes
US4829183A (en) * 1987-09-11 1989-05-09 Andros Analyzers Incorporated Dual sample cell gas analyzer
US5102806A (en) * 1987-12-11 1992-04-07 Horiba, Ltd. Method for analyzing fluid by multi-fluid modulation mode
US5317156A (en) * 1992-01-29 1994-05-31 Sri International Diagnostic tests using near-infrared laser absorption spectroscopy
US5394236A (en) * 1992-02-03 1995-02-28 Rutgers, The State University Methods and apparatus for isotopic analysis
EP0584897B1 (de) * 1992-07-22 1996-10-16 MANNESMANN Aktiengesellschaft Nichtdispersives Infrarotspektrometer
EP0634644A1 (de) * 1993-07-13 1995-01-18 Mic Medical Instrument Corporation Vorrichtung zur Bestimmung des 13CO2/12CO2-Konzentrationsverhältnisses in einer Gasprobe
JP2903457B2 (ja) * 1993-11-20 1999-06-07 株式会社堀場製作所 ガス分析計およびガス分析機構
DE4342246C2 (de) * 1993-12-10 1997-03-20 Karl Stefan Riener Charakteristische Absorption

Also Published As

Publication number Publication date
EP0904529A1 (de) 1999-03-31
CA2256729A1 (en) 1997-12-18
DE69711178D1 (de) 2002-04-25
WO1997047957A1 (en) 1997-12-18
US5747809A (en) 1998-05-05
EP0904529B1 (de) 2002-03-20
JP2000512757A (ja) 2000-09-26

Similar Documents

Publication Publication Date Title
ATE214802T1 (de) Ndir-gerät und verfahren zur messung von isotopenverhältenissen in gasproben
DK252188D0 (da) Detektorindretning til analyseinstrument
ATE354795T1 (de) Verfahren zur spektroskopischen messung des konzentrationsverhältnisses zweier isotope in einem gas
ATE526573T1 (de) Verfahren zur messung stabiler isotope mittels spektroskopie
DE3787337D1 (de) Verfahren und Einrichtung zur kontinuierlichen Messung der Konzentration eines Gasbestandteiles.
FI910043A7 (fi) Menetelmä ja laite kaasun konsentraation spektroskooppiseksi mittaamis eksi
DK157046C (da) Analysesystem til at maale en parameter i en vaeskeproeve
FI901007A0 (fi) Kahta aallonpituutta käyttävä hengityskaasun pitoisuuden mittauslaite
FI885115A7 (fi) Laite kaasujen tunnistamiseksi ja pitoisuuden mittaamiseksi sekä menetelmä kaasujen tunnistamiseksi
DK261787A (da) Fremgangsmaade og apparat til fastgoerelse af korrosionsproevestykker i olie- og gasproduktionsroer
EP0427037A3 (en) Non-dispersive infrared gas analyzer for simultaneously measuring the concentration of multiple components of a gas sample
BR8400934A (pt) Esfregador de coleta de amostra para uso em teste de deteccao de sangue oculto e processo para testar sangue oculto
GB2430740A (en) System and method for tracking and quatitating chemical entites
JPS57168162A (en) Test system for measuring components in sample
DK201088D0 (da) Fremgangsmaade og apparat til bestemmelse af indholdet af en analyt i en blodproeve
DK0483578T3 (da) Fremgangsmåde og målesonde til detektering af partikler i en væske- eller gasstrøm
DK509686D0 (da) Fremgangsmaade og apparat til bestemmelse af antistofindholdet i blod
DK156976C (da) Maaleanordning til polarografisk blodgasmaaling
DK0943086T3 (da) Fremgangsmåde samt apparat til bestemmelse af en gasblandings gasbeskaffenhed
JPS57125698A (en) Method and tester for measuring glucose concentration
DE69727542D1 (de) Verfahren zur Messung der Konzentration eines spezifischen Bestandteils
JPS5624547A (en) Sampling inspecting device for analyzing detecting device
JPS5757241A (en) Zeeman atomic absorption photometer
ATE85849T1 (de) Gasanalysiervorrichtung.
JPS6449940A (en) Method for measuring concentration of material in leaf

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties