WO1999009396A1 - Diffraction anomaly sensor having grating coated with protective dielectric layer - Google Patents
Diffraction anomaly sensor having grating coated with protective dielectric layer Download PDFInfo
- Publication number
- WO1999009396A1 WO1999009396A1 PCT/US1998/016786 US9816786W WO9909396A1 WO 1999009396 A1 WO1999009396 A1 WO 1999009396A1 US 9816786 W US9816786 W US 9816786W WO 9909396 A1 WO9909396 A1 WO 9909396A1
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- WO
- WIPO (PCT)
- Prior art keywords
- sensor
- sample
- light beam
- dielectric layer
- substance
- Prior art date
Links
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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
- G01N21/21—Polarisation-affecting properties
- G01N21/211—Ellipsometry
-
- 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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/4788—Diffraction
-
- 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)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Engineering & Computer Science (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000510012A JP2001516020A (en) | 1997-08-20 | 1998-08-13 | Diffraction anomaly sensor with grating covered with protective dielectric layer |
EP98939387A EP1005636A1 (en) | 1997-08-20 | 1998-08-13 | Diffraction anomaly sensor having grating coated with protective dielectric layer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/915,357 US5925878A (en) | 1997-08-20 | 1997-08-20 | Diffraction anomaly sensor having grating coated with protective dielectric layer |
US08/915,357 | 1997-08-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1999009396A1 true WO1999009396A1 (en) | 1999-02-25 |
Family
ID=25435616
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1998/016786 WO1999009396A1 (en) | 1997-08-20 | 1998-08-13 | Diffraction anomaly sensor having grating coated with protective dielectric layer |
Country Status (4)
Country | Link |
---|---|
US (2) | US5925878A (en) |
EP (1) | EP1005636A1 (en) |
JP (1) | JP2001516020A (en) |
WO (1) | WO1999009396A1 (en) |
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US7309614B1 (en) | 2002-12-04 | 2007-12-18 | Sru Biosystems, Inc. | Self-referencing biodetection method and patterned bioassays |
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WO2008028657A1 (en) * | 2006-09-08 | 2008-03-13 | University College Dublin, National University Of Ireland, Dublin | Surface plasmon resonance measurements |
US7497992B2 (en) | 2003-05-08 | 2009-03-03 | Sru Biosystems, Inc. | Detection of biochemical interactions on a biosensor using tunable filters and tunable lasers |
US8111401B2 (en) | 1999-11-05 | 2012-02-07 | Robert Magnusson | Guided-mode resonance sensors employing angular, spectral, modal, and polarization diversity for high-precision sensing in compact formats |
US9134307B2 (en) | 2007-07-11 | 2015-09-15 | X-Body, Inc. | Method for determining ion channel modulating properties of a test reagent |
US9778267B2 (en) | 2007-07-11 | 2017-10-03 | X-Body, Inc. | Methods for identifying modulators of ion channels |
US10359573B2 (en) | 1999-11-05 | 2019-07-23 | Board Of Regents, The University Of Texas System | Resonant waveguide-granting devices and methods for using same |
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US6320991B1 (en) | 1998-10-16 | 2001-11-20 | Imation Corp. | Optical sensor having dielectric film stack |
US6374845B1 (en) * | 1999-05-03 | 2002-04-23 | Texas Instruments Incorporated | System and method for sensing and controlling beverage quality |
US7008794B2 (en) * | 2000-03-22 | 2006-03-07 | Axela Biosensors Inc. | Method and apparatus for assay for multiple analytes |
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US7070987B2 (en) | 2000-10-30 | 2006-07-04 | Sru Biosystems, Inc. | Guided mode resonant filter biosensor using a linear grating surface structure |
US7371562B2 (en) | 2000-10-30 | 2008-05-13 | Sru Biosystems, Inc. | Guided mode resonant filter biosensor using a linear grating surface structure |
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- 1998-08-13 WO PCT/US1998/016786 patent/WO1999009396A1/en not_active Application Discontinuation
- 1998-08-13 EP EP98939387A patent/EP1005636A1/en not_active Withdrawn
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2000
- 2000-02-03 US US09/498,758 patent/USRE37473E1/en not_active Expired - Lifetime
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Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
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WO1999066330A1 (en) * | 1998-06-15 | 1999-12-23 | Imation Corp. | Optical sensor having optimized surface profile |
US8111401B2 (en) | 1999-11-05 | 2012-02-07 | Robert Magnusson | Guided-mode resonance sensors employing angular, spectral, modal, and polarization diversity for high-precision sensing in compact formats |
US10359573B2 (en) | 1999-11-05 | 2019-07-23 | Board Of Regents, The University Of Texas System | Resonant waveguide-granting devices and methods for using same |
EP1337847A1 (en) * | 2000-10-30 | 2003-08-27 | Sru Biosystems, LLC | A label-free high-throughput optical technique for detecting biomolecular interactions |
US7094595B2 (en) | 2000-10-30 | 2006-08-22 | Sru Biosystems, Inc. | Label-free high-throughput optical technique for detecting biomolecular interactions |
EP1892518A2 (en) * | 2000-10-30 | 2008-02-27 | SRU Biosystems, Inc. | A label-free high throughput optical technique for detecting bio-molecular interactions |
EP1892518A3 (en) * | 2000-10-30 | 2008-03-12 | SRU Biosystems, Inc. | A label-free high throughput optical technique for detecting bio-molecular interactions |
US7309614B1 (en) | 2002-12-04 | 2007-12-18 | Sru Biosystems, Inc. | Self-referencing biodetection method and patterned bioassays |
US7497992B2 (en) | 2003-05-08 | 2009-03-03 | Sru Biosystems, Inc. | Detection of biochemical interactions on a biosensor using tunable filters and tunable lasers |
WO2008028657A1 (en) * | 2006-09-08 | 2008-03-13 | University College Dublin, National University Of Ireland, Dublin | Surface plasmon resonance measurements |
US9134307B2 (en) | 2007-07-11 | 2015-09-15 | X-Body, Inc. | Method for determining ion channel modulating properties of a test reagent |
US9778267B2 (en) | 2007-07-11 | 2017-10-03 | X-Body, Inc. | Methods for identifying modulators of ion channels |
Also Published As
Publication number | Publication date |
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US5925878A (en) | 1999-07-20 |
JP2001516020A (en) | 2001-09-25 |
USRE37473E1 (en) | 2001-12-18 |
EP1005636A1 (en) | 2000-06-07 |
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