KR970707434A - 공동내 레이저 분광학을 통한 가스내의 오염물질의 초고감도 검출 방법 및 시스템(ultra-sensitive detection of contaminants in gas via intracavity laser spectroscopy (ils)) - Google Patents
공동내 레이저 분광학을 통한 가스내의 오염물질의 초고감도 검출 방법 및 시스템(ultra-sensitive detection of contaminants in gas via intracavity laser spectroscopy (ils))Info
- Publication number
- KR970707434A KR970707434A KR1019970702884A KR19970702884A KR970707434A KR 970707434 A KR970707434 A KR 970707434A KR 1019970702884 A KR1019970702884 A KR 1019970702884A KR 19970702884 A KR19970702884 A KR 19970702884A KR 970707434 A KR970707434 A KR 970707434A
- Authority
- KR
- South Korea
- Prior art keywords
- contaminants
- laser spectroscopy
- gas
- ultra
- ils
- Prior art date
Links
- 239000000356 contaminant Substances 0.000 title 2
- 238000000050 ionisation spectroscopy Methods 0.000 title 2
- 238000001514 detection method Methods 0.000 title 1
- 238000001307 laser spectroscopy Methods 0.000 title 1
- 238000011896 sensitive detection Methods 0.000 title 1
- 230000035945 sensitivity Effects 0.000 title 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
- G01N21/25—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
- G01N21/39—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
- G01N21/25—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
- G01N2021/391—Intracavity sample
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/14—External cavity lasers
- H01S5/141—External cavity lasers using a wavelength selective device, e.g. a grating or etalon
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)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/522,963 US5689334A (en) | 1995-09-01 | 1995-09-01 | Intracavity laser spectroscope for high sensitivity detection of contaminants |
| US8/522963 | 1995-09-01 | ||
| US08/675,554 US5742054A (en) | 1995-09-01 | 1996-07-03 | Ultra-sensitive detection of contaminants in corrosive gas via intracavity laser spectroscopy (ILS) |
| US8/675554 | 1996-07-03 | ||
| PCT/US1996/013879 WO1997009607A1 (en) | 1995-09-01 | 1996-08-29 | Ultra-sensitive detection of contaminants in gas via intracavity laser spectroscopy (ils) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970707434A true KR970707434A (ko) | 1997-12-01 |
| KR100214921B1 KR100214921B1 (ko) | 1999-08-02 |
Family
ID=27060988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019970702884A KR100214921B1 (ko) | 1995-09-01 | 1996-08-29 | 공동내 레이저 분광학을 통한 가스내의 오염물질의 초고감도 검출 방법 및 시스템 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5742054A (ko) |
| EP (1) | EP0795124A4 (ko) |
| JP (1) | JP3228424B2 (ko) |
| KR (1) | KR100214921B1 (ko) |
| CN (1) | CN1103918C (ko) |
| AU (1) | AU7104296A (ko) |
| CA (1) | CA2203780C (ko) |
| WO (1) | WO1997009607A1 (ko) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6061490A (en) * | 1997-08-01 | 2000-05-09 | Mitsubishi Rayon Co., Ltd. | Optical fiber bundle with bundling member |
| US5907407A (en) * | 1998-08-10 | 1999-05-25 | Innovative Lasers Corporation | ILS sensors for alcohol detection within vehicles |
| US6075252A (en) * | 1998-11-16 | 2000-06-13 | Innovative Lasers Corporation | Contaminant identification and concentration determination by monitoring the temporal characteristics of an intracavity laser |
| JP3645462B2 (ja) * | 2000-01-17 | 2005-05-11 | 株式会社ルネサステクノロジ | 回路基板の製造方法およびその装置 |
| US6275288B1 (en) | 1999-04-14 | 2001-08-14 | Innovative Lasers Corp. | Gas cell for detection of trace gases via intracavity laser spectroscopy |
| GB2349207A (en) | 1999-04-22 | 2000-10-25 | Shimadzu Research Lab | Measuring attenuation in the intensity of electromagnetic radiation |
| JP3983024B2 (ja) * | 2001-10-12 | 2007-09-26 | 株式会社トプコン | レーザ発振装置 |
| DE10255022A1 (de) * | 2002-11-25 | 2004-06-17 | Fiedler, Sven E. | Resonatorverstärktes Absorptions-Spektrometer |
| US7903252B2 (en) | 2005-01-13 | 2011-03-08 | The Curators Of The University Of Missouri | Noise cancellation in fourier transform spectrophotometry |
| US7616305B2 (en) * | 2006-11-30 | 2009-11-10 | Rutgers, The State University | Analytical methods and apparatus |
| JP4926769B2 (ja) * | 2007-03-15 | 2012-05-09 | 大塚電子株式会社 | 誤検知判定付きガス濃度測定方法、プログラム及び装置 |
| WO2009067671A1 (en) * | 2007-11-21 | 2009-05-28 | Schlumberger Technology Corporation | Optical fiber hydrogen detection system and method |
| US7943915B2 (en) * | 2008-10-10 | 2011-05-17 | Ge Infrastructure Sensing, Inc. | Method of calibrating a wavelength-modulation spectroscopy apparatus |
| US7957001B2 (en) * | 2008-10-10 | 2011-06-07 | Ge Infrastructure Sensing, Inc. | Wavelength-modulation spectroscopy method and apparatus |
| US9709787B2 (en) * | 2011-07-24 | 2017-07-18 | Ge Healthcare Bio-Sciences Corp. | Microscopy instruments with beam splitting system including optical filters and mirrors |
| US9212990B1 (en) | 2011-12-06 | 2015-12-15 | Zybertec Llc | System and methods for molecular detection using intracavity laser absorption spectroscopy |
| GB201214899D0 (en) * | 2012-08-21 | 2012-10-03 | Stfc Science & Technology | Method and apparatus for external cavity laser absorption spectroscopy |
| CN104089702A (zh) * | 2013-12-18 | 2014-10-08 | 力合科技（湖南）股份有限公司 | 一种光源系统及气体分析仪 |
| US9709484B2 (en) * | 2015-08-31 | 2017-07-18 | Mettler-Toledo Gmbh | Apparatuses and methods for performing a light-absorption measurement on a test sample and a compliance measurement on a reference sample |
| CN109975223B (zh) * | 2019-04-17 | 2022-02-08 | 四川万江一泓环境科技有限责任公司 | 一种实现变光程水质监测系统及方法 |
| CN110376136B (zh) * | 2019-07-19 | 2021-01-01 | 华中科技大学 | 高温加载下测量薄膜光学常数及形貌参数的装置及方法 |
| CN112213278A (zh) * | 2020-10-15 | 2021-01-12 | 中国科学院上海应用物理研究所 | 一种氟化氢气体中微量水的分析装置以及分析方法 |
| CN114397257B (zh) * | 2021-12-20 | 2024-02-06 | 清华大学 | 一种h2s腐蚀性及吸附解析特性同步监测系统 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4648714A (en) * | 1985-09-11 | 1987-03-10 | University Of Utah | Molecular gas analysis by Raman scattering in intracavity laser configuration |
| US5432610A (en) * | 1994-04-15 | 1995-07-11 | Hewlett-Packard Company | Diode-pumped power build-up cavity for chemical sensing |
-
1996
- 1996-07-03 US US08/675,554 patent/US5742054A/en not_active Expired - Fee Related
- 1996-08-29 KR KR1019970702884A patent/KR100214921B1/ko not_active IP Right Cessation
- 1996-08-29 JP JP51127797A patent/JP3228424B2/ja not_active Expired - Fee Related
- 1996-08-29 AU AU71042/96A patent/AU7104296A/en not_active Abandoned
- 1996-08-29 EP EP96932147A patent/EP0795124A4/en not_active Withdrawn
- 1996-08-29 WO PCT/US1996/013879 patent/WO1997009607A1/en not_active Application Discontinuation
- 1996-08-29 CA CA002203780A patent/CA2203780C/en not_active Expired - Fee Related
- 1996-08-29 CN CN96191258A patent/CN1103918C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0795124A1 (en) | 1997-09-17 |
| WO1997009607A1 (en) | 1997-03-13 |
| JPH10503289A (ja) | 1998-03-24 |
| US5742054A (en) | 1998-04-21 |
| AU7104296A (en) | 1997-03-27 |
| CN1166203A (zh) | 1997-11-26 |
| CN1103918C (zh) | 2003-03-26 |
| KR100214921B1 (ko) | 1999-08-02 |
| JP3228424B2 (ja) | 2001-11-12 |
| CA2203780A1 (en) | 1997-03-13 |
| EP0795124A4 (en) | 1999-06-16 |
| CA2203780C (en) | 2002-01-15 |
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Legal Events
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| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 20040521 Year of fee payment: 6 |
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| LAPS | Lapse due to unpaid annual fee |