DK2948761T3 - Indstilleligt miniaturelaserspektrometer til registrering af en sporgas - Google Patents
Indstilleligt miniaturelaserspektrometer til registrering af en sporgas Download PDFInfo
- Publication number
- DK2948761T3 DK2948761T3 DK14743786.7T DK14743786T DK2948761T3 DK 2948761 T3 DK2948761 T3 DK 2948761T3 DK 14743786 T DK14743786 T DK 14743786T DK 2948761 T3 DK2948761 T3 DK 2948761T3
- Authority
- DK
- Denmark
- Prior art keywords
- detecting
- trace gas
- miniature laser
- laser spectrometer
- tunable
- Prior art date
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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/031—Multipass arrangements
-
- 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
-
- 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
- G01N2021/3513—Open path with an instrumental source
-
- 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
- G01N2021/396—Type of laser source
- G01N2021/399—Diode laser
-
- 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
- G01N2201/02—Mechanical
- G01N2201/022—Casings
- G01N2201/0221—Portable; cableless; compact; hand-held
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Optics & Photonics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Measuring Cells (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361755832P | 2013-01-23 | 2013-01-23 | |
| PCT/US2014/012766 WO2014116840A1 (en) | 2013-01-23 | 2014-01-23 | Miniature tunable laser spectrometer for detection of a trace gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK2948761T3 true DK2948761T3 (da) | 2023-09-04 |
Family
ID=51207448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK14743786.7T DK2948761T3 (da) | 2013-01-23 | 2014-01-23 | Indstilleligt miniaturelaserspektrometer til registrering af en sporgas |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9671332B2 (da) |
| EP (1) | EP2948761B1 (da) |
| JP (1) | JP6430402B2 (da) |
| DK (1) | DK2948761T3 (da) |
| WO (1) | WO2014116840A1 (da) |
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| US10394525B2 (en) | 2015-03-04 | 2019-08-27 | Carol Y. Scarlett | Generation of random numbers through the use of quantum-optical effects within a multi-layered birefringent structure |
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| CN108982411B (zh) * | 2018-07-09 | 2021-04-06 | 安徽建筑大学 | 一种检测烟道中氨气浓度的激光原位检测*** |
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-
2014
- 2014-01-23 WO PCT/US2014/012766 patent/WO2014116840A1/en active Application Filing
- 2014-01-23 US US14/162,578 patent/US9671332B2/en active Active
- 2014-01-23 JP JP2015553926A patent/JP6430402B2/ja active Active
- 2014-01-23 EP EP14743786.7A patent/EP2948761B1/en active Active
- 2014-01-23 DK DK14743786.7T patent/DK2948761T3/da active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014116840A1 (en) | 2014-07-31 |
| US20140204382A1 (en) | 2014-07-24 |
| JP2016503904A (ja) | 2016-02-08 |
| JP6430402B2 (ja) | 2018-11-28 |
| EP2948761A4 (en) | 2016-11-30 |
| US9671332B2 (en) | 2017-06-06 |
| EP2948761A1 (en) | 2015-12-02 |
| EP2948761B1 (en) | 2023-06-28 |
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