SG178187A1 - A sensor element - Google Patents
A sensor element Download PDFInfo
- Publication number
- SG178187A1 SG178187A1 SG2012006763A SG2012006763A SG178187A1 SG 178187 A1 SG178187 A1 SG 178187A1 SG 2012006763 A SG2012006763 A SG 2012006763A SG 2012006763 A SG2012006763 A SG 2012006763A SG 178187 A1 SG178187 A1 SG 178187A1
- Authority
- SG
- Singapore
- Prior art keywords
- contact portion
- light
- sensor element
- sample chamber
- polymer waveguide
- Prior art date
Links
- 229920000642 polymer Polymers 0.000 claims abstract description 237
- 230000008878 coupling Effects 0.000 claims abstract description 57
- 238000010168 coupling process Methods 0.000 claims abstract description 57
- 238000005859 coupling reaction Methods 0.000 claims abstract description 57
- 230000003993 interaction Effects 0.000 claims abstract description 56
- 230000008859 change Effects 0.000 claims abstract description 25
- 230000003287 optical effect Effects 0.000 claims description 229
- 238000004891 communication Methods 0.000 claims description 17
- 230000001419 dependent effect Effects 0.000 claims description 5
- 239000000523 sample Substances 0.000 description 293
- ORQBXQOJMQIAOY-UHFFFAOYSA-N nobelium Chemical compound [No] ORQBXQOJMQIAOY-UHFFFAOYSA-N 0.000 description 65
- 238000000034 method Methods 0.000 description 43
- 238000013461 design Methods 0.000 description 31
- 239000012491 analyte Substances 0.000 description 30
- 238000001228 spectrum Methods 0.000 description 23
- 230000005693 optoelectronics Effects 0.000 description 20
- 230000035945 sensitivity Effects 0.000 description 17
- 238000010521 absorption reaction Methods 0.000 description 11
- 239000003153 chemical reaction reagent Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 210000001124 body fluid Anatomy 0.000 description 7
- 239000010839 body fluid Substances 0.000 description 7
- 230000035515 penetration Effects 0.000 description 7
- 239000002861 polymer material Substances 0.000 description 6
- 210000002700 urine Anatomy 0.000 description 6
- 239000008280 blood Substances 0.000 description 5
- 210000004369 blood Anatomy 0.000 description 5
- 230000031700 light absorption Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000004040 coloring Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 210000003296 saliva Anatomy 0.000 description 4
- 210000004243 sweat Anatomy 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000000411 transmission spectrum Methods 0.000 description 4
- 230000036541 health Effects 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 230000001902 propagating effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 239000013074 reference sample Substances 0.000 description 2
- 102000004506 Blood Proteins Human genes 0.000 description 1
- 108010017384 Blood Proteins Proteins 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- G01N21/55—Specular reflectivity
- G01N21/552—Attenuated total reflection
-
- 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
- G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
-
- 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
- G01N2021/3129—Determining multicomponents by multiwavelength light
- G01N2021/3137—Determining multicomponents by multiwavelength light with selection of wavelengths after the sample
-
- 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
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
- G01N2021/3166—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths using separate detectors and filters
-
- 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
-
- 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
- G01N2201/08—Optical fibres; light guides
- G01N2201/0846—Fibre interface with sample, e.g. for spatial resolution
Landscapes
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optical Measuring Cells (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/SG2009/000271 WO2011016775A1 (en) | 2009-08-03 | 2009-08-03 | A sensor element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG178187A1 true SG178187A1 (en) | 2012-03-29 |
Family
ID=42101722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG2012006763A SG178187A1 (en) | 2009-08-03 | 2009-08-03 | A sensor element |
Country Status (3)
| Country | Link |
|---|---|
| IN (1) | IN2012DN01248A (enrdf_load_stackoverflow) |
| SG (1) | SG178187A1 (enrdf_load_stackoverflow) |
| WO (1) | WO2011016775A1 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013253953A (ja) * | 2011-11-15 | 2013-12-19 | Tokyo Institute Of Technology | 屈折率センサ |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6039536A (ja) * | 1983-08-12 | 1985-03-01 | Hochiki Corp | ガスセンサ |
| DE3608122A1 (de) * | 1986-03-12 | 1987-09-17 | Pierburg Gmbh & Co Kg | Messvorrichtung zur analyse der abgaszusammensetzung von brennkraftmaschinen und verfahren zum betreiben einer solchen vorrichtung |
| ES2150386B1 (es) * | 1998-12-01 | 2001-06-01 | Univ Madrid Politecnica | Sensor para la medida del indice de refraccion y la temperatura de un fluido, consistente en un espejo tallado en el extremo de una fibra optica y una o varias redes de difraccion de bragg inscritas en la fibra. |
| US7149396B2 (en) * | 2003-06-16 | 2006-12-12 | The Regents Of The University Of California | Apparatus for optical measurements on low-index non-solid materials based on arrow waveguides |
| US20050201660A1 (en) * | 2004-03-11 | 2005-09-15 | Grot Annette C. | Apparatus for single nanoparticle detection |
| EP1969997A1 (en) * | 2007-03-12 | 2008-09-17 | Radiometer Basel AG | Sensor system |
-
2009
- 2009-08-03 IN IN1248DEN2012 patent/IN2012DN01248A/en unknown
- 2009-08-03 SG SG2012006763A patent/SG178187A1/en unknown
- 2009-08-03 WO PCT/SG2009/000271 patent/WO2011016775A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011016775A1 (en) | 2011-02-10 |
| IN2012DN01248A (enrdf_load_stackoverflow) | 2015-05-15 |
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