GB2511327A - Photoacoustic Chemical Detector - Google Patents

Photoacoustic Chemical Detector Download PDF

Info

Publication number
GB2511327A
GB2511327A GB201303546A GB201303546A GB2511327A GB 2511327 A GB2511327 A GB 2511327A GB 201303546 A GB201303546 A GB 201303546A GB 201303546 A GB201303546 A GB 201303546A GB 2511327 A GB2511327 A GB 2511327A
Authority
GB
United Kingdom
Prior art keywords
photoacoustic
light source
sensor
liquid
light
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.)
Withdrawn
Application number
GB201303546A
Other languages
English (en)
Other versions
GB201303546D0 (en
Inventor
Hideaki Page
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.)
SCYTRONIX Ltd
Original Assignee
SCYTRONIX 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 SCYTRONIX Ltd filed Critical SCYTRONIX Ltd
Priority to GB201303546A priority Critical patent/GB2511327A/en
Publication of GB201303546D0 publication Critical patent/GB201303546D0/en
Priority to PCT/GB2014/050548 priority patent/WO2014132046A2/fr
Publication of GB2511327A publication Critical patent/GB2511327A/en
Withdrawn legal-status Critical Current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
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2418—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2418—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics
    • G01N29/2425—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics optoacoustic fluid cells therefor
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N2021/0378—Shapes
    • G01N2021/0382—Frustoconical, tapered cell
    • 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
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • G01N2021/1704—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids in gases

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (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)
  • Optics & Photonics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB201303546A 2013-02-28 2013-02-28 Photoacoustic Chemical Detector Withdrawn GB2511327A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB201303546A GB2511327A (en) 2013-02-28 2013-02-28 Photoacoustic Chemical Detector
PCT/GB2014/050548 WO2014132046A2 (fr) 2013-02-28 2014-02-24 Détecteur chimique photo-acoustique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB201303546A GB2511327A (en) 2013-02-28 2013-02-28 Photoacoustic Chemical Detector

Publications (2)

Publication Number Publication Date
GB201303546D0 GB201303546D0 (en) 2013-04-10
GB2511327A true GB2511327A (en) 2014-09-03

Family

ID=48092240

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201303546A Withdrawn GB2511327A (en) 2013-02-28 2013-02-28 Photoacoustic Chemical Detector

Country Status (2)

Country Link
GB (1) GB2511327A (fr)
WO (1) WO2014132046A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3795980A1 (fr) * 2019-09-19 2021-03-24 Nokia Technologies Oy Appareil photo-acoustique et procédés

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR102014020098A2 (pt) 2013-08-29 2015-11-24 Gen Electric método e sistema
FR3084745B1 (fr) * 2018-08-03 2020-10-30 Mirsense Capteur de gaz photoacoustique a architecture robuste et alignement optique stable
FR3084746B1 (fr) * 2018-08-03 2020-10-16 Mirsense Capteur de gaz photoacoustique utilisant une methode de modulation de la longueur d'onde d'illumination
EP4327073A1 (fr) 2021-04-20 2024-02-28 Basf Se Procédé de détection d'un ou de plusieurs marqueurs dans un carburant pétrolier à l'aide d'un détecteur photoacoustique
CN114689517A (zh) * 2022-05-05 2022-07-01 中国南方电网有限责任公司超高压输电公司检修试验中心 一种用于气体光声光谱检测的喇叭形光声池
CN115128011B (zh) * 2022-08-31 2022-12-20 之江实验室 基于声学超材料阻抗匹配的光声光谱固体/液体检测装置

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4457162A (en) * 1982-09-17 1984-07-03 Institute Of Gas Technology Multi-frequency photo-acoustic detector
GB2190998A (en) * 1986-05-27 1987-12-02 Brueel & Kjaer As A photoacoustic gas analyzer
DE4034375A1 (de) * 1990-10-29 1992-04-30 Diehl Gmbh & Co Gas-messeinrichtung
GB2271181A (en) * 1992-09-30 1994-04-06 Marconi Gec Ltd Photoacoustic Gas Analyser.
WO2002088698A1 (fr) * 2001-04-27 2002-11-07 Yamatake Corporation Capteur de gaz photoacoustique
US20080159341A1 (en) * 2006-06-23 2008-07-03 Patel C Kumar N Tunable quantum cascade lasers and photoacoustic detection of trace gases, TNT, TATP and precursors acetone and hydrogen peroxide
WO2008127454A1 (fr) * 2006-12-15 2008-10-23 President And Fellows Of Harvard College Sources et capteurs laser à cascade quantique monomode largement accordables
EP1990629A1 (fr) * 2007-05-07 2008-11-12 Core Enterprises Inc. Capteur de gaz à infrarouge, rapide, basse consommation, détecteur de fuites de gaz portable, et moniteur de gaz utilisant la détection photo-acoustique absorbante
SE0900956A1 (sv) * 2009-07-10 2011-01-11 Optac Hb Anordning för mätning av koncentration och egenskaper hos partiklar i en fluid samt en metod därav
EP2402735A2 (fr) * 2010-06-30 2012-01-04 Honeywell International, Inc. Cavité améliorée pour capteur de gaz photoacoustique
GB2492841A (en) * 2011-07-15 2013-01-16 Secr Defence Laser photoacoustic spectroscopy using a plurality of tuneable lasers

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK163537C (da) * 1990-03-05 1992-08-03 Fls Airloq As Fremgangsmaade og apparat til overfoersel af et akustisk signal i en fotoakustisk celle
WO1996021850A1 (fr) * 1995-01-14 1996-07-18 Gerhart Schroff Procede et dispositif de controle d'etancheite
US20020093658A1 (en) * 2000-11-30 2002-07-18 Tao Han Portable dual frequency photoacoustic spectrometer
DE10308409A1 (de) * 2003-02-27 2004-09-09 Marcus Dr. Wolff Verfahren zur Messung der Konzentration oder des Konzentrationsverhältnisses von Gaskomponenten mit potentiellen Anwendungen in der Atemtest-Analyse
US7797983B2 (en) * 2004-03-29 2010-09-21 Gasera Ltd. Method and system for detecting one or more gases or gas mixtures and/or for measuring the concentration of one or more gases or gas mixtures
US7304742B1 (en) * 2004-10-09 2007-12-04 United States Of America As Represented By The Secretary Of The Army Flow-through aerosol photoacoustic systems and methods
US20070229834A1 (en) * 2004-10-22 2007-10-04 Patel C Kumar N System and method for high sensitivity optical detection of gases
US7213444B2 (en) * 2005-05-16 2007-05-08 Carthago International Solutions, Inc. Optoacoustic gas sensor
US7495369B2 (en) * 2005-05-26 2009-02-24 Araz Yacoubian Broadband imager
JP5541662B2 (ja) * 2008-09-12 2014-07-09 キヤノン株式会社 被検体情報取得装置およびその制御方法

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4457162A (en) * 1982-09-17 1984-07-03 Institute Of Gas Technology Multi-frequency photo-acoustic detector
GB2190998A (en) * 1986-05-27 1987-12-02 Brueel & Kjaer As A photoacoustic gas analyzer
DE4034375A1 (de) * 1990-10-29 1992-04-30 Diehl Gmbh & Co Gas-messeinrichtung
GB2271181A (en) * 1992-09-30 1994-04-06 Marconi Gec Ltd Photoacoustic Gas Analyser.
WO2002088698A1 (fr) * 2001-04-27 2002-11-07 Yamatake Corporation Capteur de gaz photoacoustique
US20080159341A1 (en) * 2006-06-23 2008-07-03 Patel C Kumar N Tunable quantum cascade lasers and photoacoustic detection of trace gases, TNT, TATP and precursors acetone and hydrogen peroxide
WO2008127454A1 (fr) * 2006-12-15 2008-10-23 President And Fellows Of Harvard College Sources et capteurs laser à cascade quantique monomode largement accordables
EP1990629A1 (fr) * 2007-05-07 2008-11-12 Core Enterprises Inc. Capteur de gaz à infrarouge, rapide, basse consommation, détecteur de fuites de gaz portable, et moniteur de gaz utilisant la détection photo-acoustique absorbante
SE0900956A1 (sv) * 2009-07-10 2011-01-11 Optac Hb Anordning för mätning av koncentration och egenskaper hos partiklar i en fluid samt en metod därav
EP2402735A2 (fr) * 2010-06-30 2012-01-04 Honeywell International, Inc. Cavité améliorée pour capteur de gaz photoacoustique
GB2492841A (en) * 2011-07-15 2013-01-16 Secr Defence Laser photoacoustic spectroscopy using a plurality of tuneable lasers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3795980A1 (fr) * 2019-09-19 2021-03-24 Nokia Technologies Oy Appareil photo-acoustique et procédés

Also Published As

Publication number Publication date
WO2014132046A2 (fr) 2014-09-04
WO2014132046A3 (fr) 2014-11-06
GB201303546D0 (en) 2013-04-10

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