AU5753798A - Optical sensors using variable frequency laser diodes - Google Patents

Optical sensors using variable frequency laser diodes

Info

Publication number
AU5753798A
AU5753798A AU57537/98A AU5753798A AU5753798A AU 5753798 A AU5753798 A AU 5753798A AU 57537/98 A AU57537/98 A AU 57537/98A AU 5753798 A AU5753798 A AU 5753798A AU 5753798 A AU5753798 A AU 5753798A
Authority
AU
Australia
Prior art keywords
variable frequency
optical sensors
laser diodes
frequency laser
diodes
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.)
Abandoned
Application number
AU57537/98A
Other languages
English (en)
Inventor
Gunnar Brink
Henning Groll
Wolfgang Steinle
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.)
BIOTUL/BIO INSTRUMENTS GmbH
Original Assignee
BIOTUL BIO INSTR GmbH
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 BIOTUL BIO INSTR GmbH filed Critical BIOTUL BIO INSTR GmbH
Publication of AU5753798A publication Critical patent/AU5753798A/en
Abandoned 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
    • G01N21/25—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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
AU57537/98A 1996-12-07 1997-12-04 Optical sensors using variable frequency laser diodes Abandoned AU5753798A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19650899A DE19650899A1 (de) 1996-12-07 1996-12-07 Optische Sensoren unter der Verwendung durchstimmbarer Laserdioden
DE19650899 1996-12-07
PCT/EP1997/006788 WO1998025130A1 (fr) 1996-12-07 1997-12-04 Capteurs optiques mettant en oeuvre des diodes laser a frequence variable

Publications (1)

Publication Number Publication Date
AU5753798A true AU5753798A (en) 1998-06-29

Family

ID=7813988

Family Applications (1)

Application Number Title Priority Date Filing Date
AU57537/98A Abandoned AU5753798A (en) 1996-12-07 1997-12-04 Optical sensors using variable frequency laser diodes

Country Status (3)

Country Link
AU (1) AU5753798A (fr)
DE (1) DE19650899A1 (fr)
WO (1) WO1998025130A1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19817472A1 (de) * 1998-04-20 1999-10-28 Biotul Bio Instr Gmbh Vorrichtung und Verfahren zur Detektion der Verschiebung einer Oberflächenplasmonenresonanz
DE19829086C2 (de) * 1998-06-30 2001-10-31 Univ Dresden Tech Verfahren zur optischen Bestimmung von chemischen und physikalischen Eigenschaften von ultradünnen Schichten und Vorrichtung zur Durchführung des Verfahrens
GB9928849D0 (en) 1999-12-07 2000-02-02 Secr Defence Brit Surface plasmon resonance
AT410322B (de) * 2001-04-05 2003-03-25 Lendl Bernhard Dipl Ing Dr Ins Verfahren zur prozessüberwachung von biotechnologischen prozessen
US7318909B2 (en) 2001-12-12 2008-01-15 Trustees Of Princeton University Method and apparatus for enhanced evanescent field exposure in an optical fiber resonator for spectroscopic detection and measurement of trace species
US7352468B2 (en) 2001-12-12 2008-04-01 Trustees Of Princeton University Cavity ring-down detection of surface plasmon resonance in an optical fiber resonator
GB0405815D0 (en) * 2004-03-15 2004-04-21 Evanesco Ltd Evanescent wave sensing apparatus and methods using surface
DE102004033869B3 (de) * 2004-07-13 2006-03-30 Gesellschaft zur Förderung der Spektrochemie und angewandten Spektroskopie e.V. Verfahren zur Bestimmung von Oberflächenplasmonenresonanzen an zweidimensionalen Messflächen
ES2363955B1 (es) * 2010-02-09 2012-09-04 Consejo Superior de Invetigaciones Cientificas Metodo para el analisis del indice de refraccion de un medio dielectrico adyacente a un medio plasmonico, y dispositivo correspondiente
GB2517955B (en) * 2013-09-05 2016-06-08 Nat Univ Chung Cheng Optical waveguide particle plasmon resonance sensing system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3633931A1 (de) * 1986-10-04 1988-04-07 Kernforschungsz Karlsruhe Verfahren und einrichtung zur kontinuierlichen messung der konzentration eines gasbestandteiles
GB2215039B (en) * 1988-02-10 1992-02-05 Plessey Co Plc Improvements relating to optical sensing arrangements
US4990780A (en) * 1989-06-19 1991-02-05 General Motors Corporation Method for determining fuel and engine oil comsumption using tunable diode laser spectroscopy
US5026991A (en) * 1989-09-20 1991-06-25 Spectral Sciences, Inc. Gaseous species absorption monitor
DE4124920C2 (de) * 1990-07-27 1993-12-23 Hitachi Ltd Biochemischer Analysator mit einer Prismenzelle für abgeschwächte Totalreflexion und einer Kühleinrichtung
GB2254415B (en) * 1991-03-22 1994-10-12 Marconi Gec Ltd An optical sensor
DE4110095C2 (de) * 1991-03-27 1998-02-12 Draegerwerk Ag Verfahren zur gasspektroskopischen Messung der Konzentration eines Gasbestandteiles
US5331409A (en) * 1992-06-12 1994-07-19 George Thurtell Tunable diode laser gas analyzer
DE4315211A1 (de) * 1993-05-07 1994-02-03 Gunnar Brink Vorrichtung und Verfahren zum Nachweis der Adsorption von Molekülen mittels Nahinfrarot-Oberflächenplasmonenresonanz
DE4424336A1 (de) * 1994-07-11 1996-01-18 Sigl Hubert Vorrichtung und Verfahren zur differentiellen Messung der Adsorbtion von Molekülen oder Ionen an Oberflächen mittels Oberflächenplasmonenresonanz
GB9414599D0 (en) * 1994-07-20 1994-09-07 Scient Generics Ltd Biosensor
DE19607167C2 (de) * 1995-05-16 1997-09-04 Laserspec Analytik Gmbh Atomabsorptionsspektrometer

Also Published As

Publication number Publication date
WO1998025130A1 (fr) 1998-06-11
DE19650899A1 (de) 1998-06-18

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