GB8705648D0 - Sensors - Google Patents

Sensors

Info

Publication number
GB8705648D0
GB8705648D0 GB878705648A GB8705648A GB8705648D0 GB 8705648 D0 GB8705648 D0 GB 8705648D0 GB 878705648 A GB878705648 A GB 878705648A GB 8705648 A GB8705648 A GB 8705648A GB 8705648 D0 GB8705648 D0 GB 8705648D0
Authority
GB
United Kingdom
Prior art keywords
sensors
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.)
Granted
Application number
GB878705648A
Other versions
GB2202045A (en
GB2202045B (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.)
PA Consulting Services Ltd
Original Assignee
PA Consulting Services 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 PA Consulting Services Ltd filed Critical PA Consulting Services Ltd
Priority to GB8705648A priority Critical patent/GB2202045B/en
Publication of GB8705648D0 publication Critical patent/GB8705648D0/en
Publication of GB2202045A publication Critical patent/GB2202045A/en
Application granted granted Critical
Publication of GB2202045B publication Critical patent/GB2202045B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01N21/75—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
    • G01N21/7743—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 the reagent-coated grating coupling light in or out of the waveguide
    • 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
    • G01N21/55—Specular reflectivity
    • G01N21/552—Attenuated total reflection
    • G01N21/553—Attenuated total reflection and using surface plasmons
    • 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
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
    • G01N33/54366—Apparatus specially adapted for solid-phase testing
    • G01N33/54373—Apparatus specially adapted for solid-phase testing involving physiochemical end-point determination, e.g. wave-guides, FETS, gratings
    • 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
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
    • G01N33/551—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals the carrier being inorganic
    • G01N33/553—Metal or metal coated
    • 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"
    • G01N2021/6434—Optrodes
    • 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
    • G01N21/55—Specular reflectivity
    • G01N21/552—Attenuated total reflection
    • G01N21/553—Attenuated total reflection and using surface plasmons
    • G01N21/554—Attenuated total reflection and using surface plasmons detecting the surface plasmon resonance of nanostructured metals, e.g. localised surface plasmon resonance
GB8705648A 1987-03-10 1987-03-10 Improvements relating to sensors for performing assays Expired - Lifetime GB2202045B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8705648A GB2202045B (en) 1987-03-10 1987-03-10 Improvements relating to sensors for performing assays

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8705648A GB2202045B (en) 1987-03-10 1987-03-10 Improvements relating to sensors for performing assays

Publications (3)

Publication Number Publication Date
GB8705648D0 true GB8705648D0 (en) 1987-04-15
GB2202045A GB2202045A (en) 1988-09-14
GB2202045B GB2202045B (en) 1991-08-21

Family

ID=10613684

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8705648A Expired - Lifetime GB2202045B (en) 1987-03-10 1987-03-10 Improvements relating to sensors for performing assays

Country Status (1)

Country Link
GB (1) GB2202045B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8913474D0 (en) * 1989-06-12 1989-08-02 Amersham Int Plc Assay method
US5082629A (en) * 1989-12-29 1992-01-21 The Board Of The University Of Washington Thin-film spectroscopic sensor
US5846708A (en) * 1991-11-19 1998-12-08 Massachusetts Institiute Of Technology Optical and electrical methods and apparatus for molecule detection
IL103674A0 (en) * 1991-11-19 1993-04-04 Houston Advanced Res Center Method and apparatus for molecule detection
US6017485A (en) * 1996-03-28 2000-01-25 Carborundum Corporation Process for making a low electrical resistivity, high purity aluminum nitride electrostatic chuck
US5986762A (en) * 1998-06-15 1999-11-16 Imation Corp. Optical sensor having optimized surface profile

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0627742B2 (en) * 1982-12-21 1994-04-13 コムテツク リサ−チ ユニツト リミテツド Assay method and apparatus therefor
US4549807A (en) * 1983-10-07 1985-10-29 At&T Bell Laboratories Process for measuring fluorescence
GB8423204D0 (en) * 1984-09-14 1984-10-17 Comtech Res Unit Assay technique and equipment

Also Published As

Publication number Publication date
GB2202045A (en) 1988-09-14
GB2202045B (en) 1991-08-21

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050310