DE68920138T2 - Sensor für den brechungsindex aus optischen fasern unter verwendung einer metallbeschichtung. - Google Patents

Sensor für den brechungsindex aus optischen fasern unter verwendung einer metallbeschichtung.

Info

Publication number
DE68920138T2
DE68920138T2 DE68920138T DE68920138T DE68920138T2 DE 68920138 T2 DE68920138 T2 DE 68920138T2 DE 68920138 T DE68920138 T DE 68920138T DE 68920138 T DE68920138 T DE 68920138T DE 68920138 T2 DE68920138 T2 DE 68920138T2
Authority
DE
Germany
Prior art keywords
refractive index
changes
sensor
optical fiber
metal coating
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
DE68920138T
Other languages
English (en)
Other versions
DE68920138D1 (de
Inventor
Goullon Donald Le
Kisholoy Goswami
Stanley Klainer
Fred Milanovich
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.)
FiberChem Inc
Original Assignee
FiberChem Inc
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 FiberChem Inc filed Critical FiberChem Inc
Publication of DE68920138D1 publication Critical patent/DE68920138D1/de
Application granted granted Critical
Publication of DE68920138T2 publication Critical patent/DE68920138T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • 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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
    • G01N21/431—Dip refractometers, e.g. using optical fibres
    • 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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
    • G01N21/431—Dip refractometers, e.g. using optical fibres
    • G01N2021/432—Dip refractometers, e.g. using optical fibres comprising optical fibres

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
DE68920138T 1988-01-29 1989-01-24 Sensor für den brechungsindex aus optischen fasern unter verwendung einer metallbeschichtung. Expired - Fee Related DE68920138T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/150,197 US4929049A (en) 1988-01-29 1988-01-29 Fiber optic refractive index sensor using a metal clad
PCT/US1989/000300 WO1989007279A1 (en) 1988-01-29 1989-01-24 Fiber optic refractive index sensor using a metal clad

Publications (2)

Publication Number Publication Date
DE68920138D1 DE68920138D1 (de) 1995-02-02
DE68920138T2 true DE68920138T2 (de) 1995-06-22

Family

ID=22533475

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68920138T Expired - Fee Related DE68920138T2 (de) 1988-01-29 1989-01-24 Sensor für den brechungsindex aus optischen fasern unter verwendung einer metallbeschichtung.

Country Status (8)

Country Link
US (1) US4929049A (de)
EP (1) EP0400061B1 (de)
JP (1) JPH0758262B2 (de)
KR (1) KR900700900A (de)
AT (1) ATE116060T1 (de)
CA (1) CA1325894C (de)
DE (1) DE68920138T2 (de)
WO (1) WO1989007279A1 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5165005A (en) * 1988-01-29 1992-11-17 Fiberchem Inc. Planar and other waveguide refractive index sensors using metal cladding
US5026139A (en) * 1988-01-29 1991-06-25 Fiberchem Inc. Fiber optic refractive index sensor using metal cladding
SE463385B (sv) * 1989-03-08 1990-11-12 Stefan Karlsson Saett att utnyttja en optisk fiber som sensor
US5168664A (en) * 1989-09-12 1992-12-08 Deutschmann Sr Gary V Hydroculture growing system with improved light/water meter
US5107621A (en) * 1989-09-12 1992-04-28 Deutschmann Sr Gary V Hydroculture growing system with improved light/water meter
US4981338A (en) * 1990-01-03 1991-01-01 The United States Of America As Represented By The Secretary Of The Navy Optical fiber refractometer
US5109442A (en) * 1990-03-28 1992-04-28 Fiberchem Inc. Waterproof optical fiber chemical sensor and method of making same
US5098659A (en) * 1990-09-24 1992-03-24 Abbott Laboratories Apparatus for continuously monitoring a plurality of chemical analytes through a single optical fiber and method of making
US5153931A (en) * 1991-04-01 1992-10-06 Buchanan Bruce R Fiber optic hydrogen sensor
US5340238A (en) * 1992-08-04 1994-08-23 Tanknology Corporation International Method and apparatus for testing above ground liquid storage tanks for leaks
US5253037A (en) * 1992-08-04 1993-10-12 Fci-Fiberchem, Inc. Optimal length for refractive index sensors
US5361314A (en) * 1992-09-04 1994-11-01 The Regents Of The University Of Michigan Micro optical fiber light source and sensor and method of fabrication thereof
US5359681A (en) * 1993-01-11 1994-10-25 University Of Washington Fiber optic sensor and methods and apparatus relating thereto
US5349181A (en) * 1993-07-26 1994-09-20 Fci-Fiberchem, Inc. Fiber optic chemical sensor having specific channel connecting design
US5615008A (en) * 1994-12-21 1997-03-25 Beckman Instruments, Inc. Optical waveguide integrated spectrometer
US5567622A (en) * 1995-07-05 1996-10-22 The Aerospace Corporation Sensor for detection of nitrogen dioxide and nitrogen tetroxide
US5822473A (en) * 1996-02-29 1998-10-13 Texas Instruments Incorporated Integrated microchip chemical sensor
US5708735A (en) * 1996-03-29 1998-01-13 Benson; David K. Fiber optic device for sensing the presence of a gas
US5864641A (en) * 1997-04-11 1999-01-26 F&S, Inc. Optical fiber long period sensor having a reactive coating
US6021240A (en) * 1997-10-02 2000-02-01 F&S, Inc. Optical sensor activation device
US6343168B1 (en) 1997-10-02 2002-01-29 Luna Innovations, Inc. Optical sensor arrangement
US6035705A (en) * 1998-09-01 2000-03-14 Marathon Ashland Petroleum Llc Method for characterization of fuels
US6275628B1 (en) 1998-12-10 2001-08-14 Luna Innovations, Inc. Single-ended long period grating optical device
US7167615B1 (en) 1999-11-05 2007-01-23 Board Of Regents, The University Of Texas System Resonant waveguide-grating filters and sensors and methods for making and using same
CN100437093C (zh) * 2000-06-23 2008-11-26 梁传信 光导纤维化学传感器及其制造方法
US6694067B1 (en) 2001-01-05 2004-02-17 Los Gatos Research Cavity enhanced fiber optic and waveguide chemical sensor
AU2002357857A1 (en) * 2001-12-13 2003-06-23 The University Of Wyoming Research Corporation Doing Business As Western Research Institute Volatile organic compound sensor system
US8542353B2 (en) 2010-09-30 2013-09-24 Precision Energy Services, Inc. Refractive index sensor for fluid analysis
US8411262B2 (en) 2010-09-30 2013-04-02 Precision Energy Services, Inc. Downhole gas breakout sensor
US20150077736A1 (en) 2012-03-22 2015-03-19 University Of Limerick Sensor for combined temperature, pressure, and refractive index detection
US9297816B1 (en) * 2012-12-21 2016-03-29 University Of South Florida Devices and methods for measuring blood coagulation
US11105973B2 (en) 2019-01-11 2021-08-31 Schott Corporation Optically enhanced high resolution image guides

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4418984A (en) * 1980-11-03 1983-12-06 Hughes Aircraft Company Multiply coated metallic clad fiber optical waveguide
EP0061884A1 (de) * 1981-03-30 1982-10-06 Imperial Chemical Industries Plc Sensor aus Lichtleitfasern
US4476870A (en) * 1982-03-30 1984-10-16 The United States Of America As Represented By The Department Of Health And Human Services Fiber optic PO.sbsb.2 probe
JPS6043612A (ja) * 1983-08-22 1985-03-08 Fujikura Ltd 光フアイバセンサ
JPS61136941A (ja) * 1984-12-03 1986-06-24 Furukawa Electric Co Ltd:The 金属被覆光フアイバの製造方法
DE3481644D1 (de) * 1984-12-10 1990-04-19 Prutec Ltd Verfahren zum optischen nachweis von parametern von substanzen in einem fluessigen analyt.
US4695123A (en) * 1985-08-20 1987-09-22 Litton Systems, Inc. Cutoff polarizer and method
US4781458A (en) * 1987-11-30 1988-11-01 The United States Of America As Represented By The United States Department Of Energy Fiber optic apparatus for detecting molecular species by surface enhanced Raman spectroscopy
GB8801807D0 (en) * 1988-01-27 1988-02-24 Amersham Int Plc Biological sensors

Also Published As

Publication number Publication date
JPH03503685A (ja) 1991-08-15
EP0400061A1 (de) 1990-12-05
WO1989007279A1 (en) 1989-08-10
DE68920138D1 (de) 1995-02-02
EP0400061B1 (de) 1994-12-21
ATE116060T1 (de) 1995-01-15
KR900700900A (ko) 1990-08-17
EP0400061A4 (en) 1992-08-12
US4929049A (en) 1990-05-29
CA1325894C (en) 1994-01-11
JPH0758262B2 (ja) 1995-06-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee