GB201604075D0 - Detector - Google Patents

Detector

Info

Publication number
GB201604075D0
GB201604075D0 GBGB1604075.0A GB201604075A GB201604075D0 GB 201604075 D0 GB201604075 D0 GB 201604075D0 GB 201604075 A GB201604075 A GB 201604075A GB 201604075 D0 GB201604075 D0 GB 201604075D0
Authority
GB
United Kingdom
Prior art keywords
detector
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
GBGB1604075.0A
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.)
Fraunhofer UK Research Ltd
Original Assignee
Fraunhofer UK Research 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 Fraunhofer UK Research Ltd filed Critical Fraunhofer UK Research Ltd
Priority to GBGB1604075.0A priority Critical patent/GB201604075D0/en
Publication of GB201604075D0 publication Critical patent/GB201604075D0/en
Priority to PCT/GB2017/050639 priority patent/WO2017153765A1/en
Ceased 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
    • 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
    • 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
    • G01N2021/391—Intracavity sample
    • 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
    • G01N2021/396—Type of laser source
    • G01N2021/399—Diode laser
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/061—Sources
    • G01N2201/06113—Coherent sources; lasers
GBGB1604075.0A 2016-03-09 2016-03-09 Detector Ceased GB201604075D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB1604075.0A GB201604075D0 (en) 2016-03-09 2016-03-09 Detector
PCT/GB2017/050639 WO2017153765A1 (en) 2016-03-09 2017-03-09 Photo-acoustic detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1604075.0A GB201604075D0 (en) 2016-03-09 2016-03-09 Detector

Publications (1)

Publication Number Publication Date
GB201604075D0 true GB201604075D0 (en) 2016-04-20

Family

ID=55859248

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB1604075.0A Ceased GB201604075D0 (en) 2016-03-09 2016-03-09 Detector

Country Status (2)

Country Link
GB (1) GB201604075D0 (en)
WO (1) WO2017153765A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019122855A1 (en) * 2017-12-18 2019-06-27 Stratium Limited System and method for detecting gaseous chemicals
CN109490216B (en) * 2019-01-07 2021-02-19 大连理工大学 Calibration-free laser photoacoustic spectrum trace gas detection instrument and method
US20220205959A1 (en) * 2019-01-16 2022-06-30 Massachusetts Institute Of Technology Acoustic spectrometer
CN110044824B (en) * 2019-05-06 2021-08-24 安徽大学 Quartz tuning fork-based dual-spectrum gas detection device and method
EP3761006A1 (en) 2019-07-03 2021-01-06 Nokia Technologies Oy Photoacoustic apparatus and methods
CN112881299B (en) * 2021-03-30 2023-03-03 安徽工程大学 Interference type all-fiber photoacoustic spectroscopy system based on passive tuning fork and detection method thereof
CN113267453B (en) * 2021-03-30 2023-03-03 安徽工程大学 Passive tuning fork resonance enhanced all-fiber three-gas detection photoacoustic spectroscopy system and detection method thereof
CN113624718B (en) * 2021-08-13 2023-08-18 哈尔滨工业大学 Photoacoustic spectrum trace gas detection device and method based on piezoresistive film

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4058725A (en) * 1975-04-04 1977-11-15 Aine Harry E Infrared absorption spectrometer employing a dual optoacoustic detector
WO1998057145A1 (en) * 1997-06-10 1998-12-17 Quadrivium, L.L.C. System and method for detection of a biological condition
US8994947B2 (en) * 2001-03-19 2015-03-31 Pranalytica, Inc. Diagnostic method for high sensitivity detection of component concentrations in human gas emissions
FR2951824B1 (en) * 2009-10-23 2011-12-16 Commissariat Energie Atomique DEVICE FOR DETECTING A GAS
CN203519484U (en) * 2013-09-27 2014-04-02 山东大学 Photoacoustic spectrometry gas detection system in cavity of Q-switched optical fiber laser

Also Published As

Publication number Publication date
WO2017153765A1 (en) 2017-09-14

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)