GB8900752D0 - Gas and liquid sensor - Google Patents

Gas and liquid sensor

Info

Publication number
GB8900752D0
GB8900752D0 GB898900752A GB8900752A GB8900752D0 GB 8900752 D0 GB8900752 D0 GB 8900752D0 GB 898900752 A GB898900752 A GB 898900752A GB 8900752 A GB8900752 A GB 8900752A GB 8900752 D0 GB8900752 D0 GB 8900752D0
Authority
GB
United Kingdom
Prior art keywords
gas
liquid sensor
sensor
liquid
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Withdrawn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
GB898900752A
Other versions
GB2228082A (en
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.)
BAE Systems Electronics Ltd
Original Assignee
GEC Marconi Ltd
Marconi Co 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 GEC Marconi Ltd, Marconi Co Ltd filed Critical GEC Marconi Ltd
Priority to GB8900752A priority Critical patent/GB2228082A/en
Publication of GB8900752D0 publication Critical patent/GB8900752D0/en
Publication of GB2228082A publication Critical patent/GB2228082A/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Withdrawn legal-status Critical Current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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
    • G01N21/643—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes" non-biological material
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • G01N21/648—Specially adapted constructive features of fluorimeters using evanescent coupling or surface plasmon coupling for the excitation of fluorescence
    • 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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
    • 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
    • G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
    • G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
    • G01J2009/028—Types
    • G01J2009/0288—Machzehnder
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
    • G01N2021/6432—Quenching
    • 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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N2021/7769—Measurement method of reaction-produced change in sensor
    • G01N2021/7779—Measurement method of reaction-produced change in sensor interferometric
    • 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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N2021/7769—Measurement method of reaction-produced change in sensor
    • G01N2021/7786—Fluorescence
    • 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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
    • G01N21/783—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour for analysing gases
GB8900752A 1989-01-13 1989-01-13 Gas or liquid chemical sensor Withdrawn GB2228082A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8900752A GB2228082A (en) 1989-01-13 1989-01-13 Gas or liquid chemical sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8900752A GB2228082A (en) 1989-01-13 1989-01-13 Gas or liquid chemical sensor

Publications (2)

Publication Number Publication Date
GB8900752D0 true GB8900752D0 (en) 1990-04-25
GB2228082A GB2228082A (en) 1990-08-15

Family

ID=10649989

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8900752A Withdrawn GB2228082A (en) 1989-01-13 1989-01-13 Gas or liquid chemical sensor

Country Status (1)

Country Link
GB (1) GB2228082A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5173747A (en) * 1990-09-20 1992-12-22 Battelle Memorial Institute Integrated optical directional-coupling refractometer apparatus
US5377008A (en) * 1990-09-20 1994-12-27 Battelle Memorial Institute Integrated optical compensating refractometer apparatus
DE4033357A1 (en) * 1990-10-19 1992-04-23 Iot Entwicklungsgesellschaft F SUBSTANCE DETECTOR
DE4037431A1 (en) * 1990-11-24 1992-05-27 Fraunhofer Ges Forschung Optical sensor for liq. or gaseous media - such that in region of waveguide sensor has layer of hetero-polysiloxane to be contacted with substance under test
FR2694630B1 (en) * 1992-08-10 1994-09-09 Commissariat Energie Atomique Sensor with integrated optics, especially for chemical substances.
US5465151A (en) * 1993-01-21 1995-11-07 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of The University Of Oregon Sensors employing interference of electromagnetic waves passing through waveguides having functionalized surfaces
DE19546229B4 (en) * 1995-11-30 2006-09-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Integrates polymer-based optical sensors
DE19732619C2 (en) * 1997-07-29 1999-08-19 Fraunhofer Ges Forschung Optical detector device
US6137576A (en) * 1998-07-28 2000-10-24 Merck Patent Gesellschaft Mit Beschrankter Haftung Optical transducers based on liquid crystalline phases
GB0018156D0 (en) * 2000-07-25 2000-09-13 Farfield Sensors Ltd Sensor device
US7440110B2 (en) 2001-10-19 2008-10-21 Invivosense Asa Optical sensing of measurands
GB0125195D0 (en) * 2001-10-19 2001-12-12 Optomed As Optical sensing of measurands
CN103003685A (en) * 2010-06-17 2013-03-27 光学感觉有限公司 Integrated optical waveguide evanescent field sensor
EP2400289A1 (en) * 2010-06-17 2011-12-28 Optisense B.V. Integrated optical waveguide evanescent field sensor
CN102042971B (en) * 2010-10-19 2012-07-18 天津天狮生物发展有限公司 Integrated optical ozone production volume detection device, calibration method and measuring method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4050895A (en) * 1975-09-26 1977-09-27 Monsanto Research Corporation Optical analytical device, waveguide and method
US4321057A (en) * 1979-09-20 1982-03-23 Buckles Richard G Method for quantitative analysis using optical fibers
US4513087A (en) * 1983-01-31 1985-04-23 The United States Of America As Represented By The Secretary Of The Navy Reversible optical waveguide vapor sensor
GB8509491D0 (en) * 1985-04-12 1985-05-15 Plessey Co Plc Optic waveguide biosensors
GB8513542D0 (en) * 1985-05-29 1985-07-03 Gen Electric Co Plc Fibre optic coupler
JPS6230921A (en) * 1985-07-31 1987-02-09 Sharp Corp Optical sensor
GB2185308B (en) * 1986-01-10 1989-10-25 Stc Plc Optical sensor device
GB8723359D0 (en) * 1987-10-05 1987-11-11 Atomic Energy Authority Uk Sensor
GB2208711A (en) * 1988-08-16 1989-04-12 Plessey Co Plc Fibre optic sensor

Also Published As

Publication number Publication date
GB2228082A (en) 1990-08-15

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)