GB2447966B - Improved optical chemical sensor - Google Patents

Improved optical chemical sensor

Info

Publication number
GB2447966B
GB2447966B GB0706202.9A GB0706202A GB2447966B GB 2447966 B GB2447966 B GB 2447966B GB 0706202 A GB0706202 A GB 0706202A GB 2447966 B GB2447966 B GB 2447966B
Authority
GB
United Kingdom
Prior art keywords
chemical sensor
improved optical
optical chemical
improved
sensor
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.)
Expired - Fee Related
Application number
GB0706202.9A
Other versions
GB0706202D0 (en
GB2447966A (en
GB2447966B8 (en
Inventor
Saeed Rehman
Ihtesham Rehman
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.)
FIBERLOGIX INTERNAT Ltd
Original Assignee
FIBERLOGIX INTERNAT 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 FIBERLOGIX INTERNAT Ltd filed Critical FIBERLOGIX INTERNAT Ltd
Priority to GB0706202A priority Critical patent/GB2447966B8/en
Publication of GB0706202D0 publication Critical patent/GB0706202D0/en
Publication of GB2447966A publication Critical patent/GB2447966A/en
Publication of GB2447966B publication Critical patent/GB2447966B/en
Application granted granted Critical
Publication of GB2447966B8 publication Critical patent/GB2447966B8/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01N21/75—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
    • G01N21/774—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 the reagent being on a grating or periodic structure
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y15/00—Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors
    • 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
    • G01N2021/7706—Reagent provision
    • G01N2021/773—Porous polymer jacket; Polymer matrix with indicator
    • 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
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/121—Correction signals
    • G01N2201/1211—Correction signals for temperature

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Nanotechnology (AREA)
  • Molecular Biology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
GB0706202A 2007-03-29 2007-03-29 Improved optical chemical sensor Expired - Fee Related GB2447966B8 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0706202A GB2447966B8 (en) 2007-03-29 2007-03-29 Improved optical chemical sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0706202A GB2447966B8 (en) 2007-03-29 2007-03-29 Improved optical chemical sensor

Publications (4)

Publication Number Publication Date
GB0706202D0 GB0706202D0 (en) 2007-05-09
GB2447966A GB2447966A (en) 2008-10-01
GB2447966B true GB2447966B (en) 2012-01-25
GB2447966B8 GB2447966B8 (en) 2012-02-08

Family

ID=38050515

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0706202A Expired - Fee Related GB2447966B8 (en) 2007-03-29 2007-03-29 Improved optical chemical sensor

Country Status (1)

Country Link
GB (1) GB2447966B8 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102279438B (en) * 2011-07-25 2013-04-03 中国科学院光电技术研究所 Optical fiber evanescent field sensing optical fiber with micro-nano structure
FR3011940B1 (en) * 2013-10-16 2017-01-27 Agence Nat Pour La Gestion Des Dechets Radioactifs OPTICAL FIBER, METHOD FOR MANUFACTURING SUCH AN OPTICAL FIBER, AND MEASURING DEVICE FOR DETECTION OF HYDROGEN EQUIPPED WITH SUCH AN OPTICAL FIBER
DE102014220040A1 (en) * 2014-10-02 2016-04-07 Boston University Apparatus and method for determining a refractive index
GB201720685D0 (en) * 2017-12-12 2018-01-24 Oxford Caresense Ltd Wetness monitoring

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4600310A (en) * 1981-03-30 1986-07-15 Imperial Chemical Industries Plc Optical fibre sensor
WO1986005589A1 (en) * 1985-03-20 1986-09-25 Monash University Fibre optic chemical sensor
EP0234928A2 (en) * 1986-02-27 1987-09-02 Eli Lilly And Company Optical fiber apparatus
US5747348A (en) * 1995-07-05 1998-05-05 The Aerospace Corporation Diode laser interrogated fiber optic hydrazine-fuel sensor
US6328932B1 (en) * 1997-05-08 2001-12-11 Eltron Research, Inc. Devices and methods for the detection of basic gases
US6531097B1 (en) * 1997-11-03 2003-03-11 Cancer Research Campaign Technology, Ltd. Measuring the concentration of a substance
WO2003071235A1 (en) * 2002-02-20 2003-08-28 Institut National D'optique Packaged optical sensors on the side of optical fibres
WO2006116590A1 (en) * 2005-04-28 2006-11-02 Claudio Oliveira Egalon Improved reversible, low cost, distributed optical fiber sensor with high spatial resolution

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4600310A (en) * 1981-03-30 1986-07-15 Imperial Chemical Industries Plc Optical fibre sensor
WO1986005589A1 (en) * 1985-03-20 1986-09-25 Monash University Fibre optic chemical sensor
EP0234928A2 (en) * 1986-02-27 1987-09-02 Eli Lilly And Company Optical fiber apparatus
US5747348A (en) * 1995-07-05 1998-05-05 The Aerospace Corporation Diode laser interrogated fiber optic hydrazine-fuel sensor
US6328932B1 (en) * 1997-05-08 2001-12-11 Eltron Research, Inc. Devices and methods for the detection of basic gases
US6531097B1 (en) * 1997-11-03 2003-03-11 Cancer Research Campaign Technology, Ltd. Measuring the concentration of a substance
WO2003071235A1 (en) * 2002-02-20 2003-08-28 Institut National D'optique Packaged optical sensors on the side of optical fibres
WO2006116590A1 (en) * 2005-04-28 2006-11-02 Claudio Oliveira Egalon Improved reversible, low cost, distributed optical fiber sensor with high spatial resolution

Also Published As

Publication number Publication date
GB0706202D0 (en) 2007-05-09
GB2447966A (en) 2008-10-01
GB2447966B8 (en) 2012-02-08

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20090723 AND 20090729

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20170329