JP7611041B2 - Dcrガス用吸光分析装置、dcrガス用吸光分析方法、及び、dcrガス用吸光分析プログラム - Google Patents
Dcrガス用吸光分析装置、dcrガス用吸光分析方法、及び、dcrガス用吸光分析プログラム Download PDFInfo
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- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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- 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
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
- G01N21/274—Calibration, base line adjustment, drift correction
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- 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
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- G—PHYSICS
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- 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
- G01N21/3518—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/004—CO or CO2
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- 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
- G01N21/3518—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques
- G01N2021/3522—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques balancing by two filters on two detectors
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- 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
- G01N2021/3545—Disposition for compensating effect of interfering gases
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Description
1 ・・・光源
2 ・・・セル
3 ・・・光検出機構
31 ・・・DCR用フィルタ
31D・・・DCR用検出器
32 ・・・CO用フィルタ
32D・・・CO用検出器
33 ・・・基準フィルタ
33D・・・基準検出器
4 ・・・DCRガス量算出器
41 ・・・第1吸光度算出部
42 ・・・第2吸光度算出部
43 ・・・干渉影響推定部
44 ・・・吸光度補正部
45 ・・・換算部
Claims (4)
- キャリアガスであるCOガスと成分ガスであるDCR(Ru3(CO)12)ガスからなる混合ガス中のDCRガスの量を測定するDCRガス用吸光分析装置であって、
前記DCRガスの吸収ピークを含む第1波数域の光を透過するDCR用フィルタと、
前記COガスの吸収波数域であり、かつ、前記第1波数域とは別の第2波数域の光を透過するCO用フィルタと、
前記DCR用フィルタを透過した光により測定された第1吸光度と、前記CO用フィルタを透過した光により測定された第2吸光度と、に基づいて、前記DCRガスの量を算出するDCRガス量算出器と、を備え、
前記DCRガス量算出器が、
前記第2吸光度に基づいて、前記第1波数域における前記COガスの吸光度である干渉影響吸光度を推定する干渉影響推定部と、
前記第1吸光度から前記干渉影響吸光度を差し引いて、前記DCRガスの吸光度に補正する吸光度補正部と、
前記吸光度補正部で補正された前記DCRガスの吸光度に基づいて、混合ガス中に含まれる前記DCRガスの量に換算する換算部と、を備え、
前記第1波数域が、2067/cmを含むとともに、前記第2波数域が、2165/cmを含むことを特徴とするDCRガス用吸光分析装置。 - 前記吸光度補正部が、前記第2吸光度に所定の係数を乗じて前記干渉影響吸光度を算出する請求項1記載のDCRガス用吸光分析装置。
- キャリアガスであるCOガスと成分ガスであるDCR(Ru3(CO)12)ガスからなる混合ガス中のDCRガスの量を測定するDCRガス用吸光分析方法であって、
前記DCRガスの吸収ピークを含む第1波数域の光を透過するようにDCR用フィルタを設けることと、
前記COガスの吸収波数域であり、かつ、前記第1波数域とは別の第2波数域の光を透過するようにCO用フィルタを設けることと、
前記DCR用フィルタを透過した光により測定された第1吸光度と、前記CO用フィルタを透過した光により測定された第2吸光度と、に基づいて、前記DCRガスの量を算出することと、を備え、
前記DCRガスの量の算出において、
前記第2吸光度に基づいて、前記第1波数域における前記COガスの吸光度である干渉影響吸光度を推定することと、
前記第1吸光度から前記干渉影響吸光度を差し引いて、前記DCRガスの吸光度に補正することと、
補正された前記DCRガスの吸光度に基づいて、混合ガス中に含まれる前記DCRガスの量に換算することと、を含み、
前記第1波数域が、2067/cmを含むとともに、前記第2波数域が、2165/cmを含むことを特徴とするDCRガス用吸光分析方法。 - キャリアガスであるCOガスと成分ガスであるDCR(Ru3(CO)12)ガスからなる混合ガス中のDCRガスの量を測定するものであり、前記DCRガスの吸収ピークを含む第1波数域の光を透過するDCR用フィルタと、前記COガスの吸収波数域であり、かつ、前記第1波数域とは別の第2波数域の光を透過するCO用フィルタと、を備えたDCRガス用吸光分析装置に用いられるDCRガス用吸光分析プログラムであって、
前記DCRガス用吸光分析プログラムが、
前記DCR用フィルタを透過した光により測定された第1吸光度と、前記CO用フィルタを透過した光により測定された第2吸光度と、に基づいて、前記DCRガスの量を算出するDCRガス量算出器としての機能をコンピュータに発揮させるものであり、
前記DCRガス量算出器が、
前記第2吸光度に基づいて、前記第1波数域における前記COガスの吸光度である干渉影響吸光度を推定する干渉影響推定部と、
前記第1吸光度から前記干渉影響吸光度を差し引いて、前記DCRガスの吸光度に補正する吸光度補正部と、
前記吸光度補正部で補正された前記DCRガスの吸光度に基づいて、混合ガス中に含まれる前記DCRガスの量に換算する換算部と、を備え、
前記第1波数域が、2067/cmを含むとともに、前記第2波数域が、2165/cmを含むことを特徴とするDCRガス用吸光分析プログラム。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021049513A JP7611041B2 (ja) | 2021-03-24 | 2021-03-24 | Dcrガス用吸光分析装置、dcrガス用吸光分析方法、及び、dcrガス用吸光分析プログラム |
| KR1020220030994A KR20220133099A (ko) | 2021-03-24 | 2022-03-11 | Dcr 가스용 흡광 분석 장치, dcr 가스용 흡광 분석 방법, 및 dcr 가스용 흡광 분석 프로그램이 기록된 프로그램 기록 매체 |
| US17/695,167 US11796460B2 (en) | 2021-03-24 | 2022-03-15 | Absorbance analysis apparatus for DCR gas, absorbance analysis method for DCR gas, and absorbance analysis program recording medium on which program for DCR gas is recorded |
| TW111109961A TW202238103A (zh) | 2021-03-24 | 2022-03-17 | Dcr氣體用吸光分析裝置、方法及存儲分析程序的存儲介質 |
| CN202210271897.6A CN115128000A (zh) | 2021-03-24 | 2022-03-18 | Dcr气体用吸光分析装置、方法及存储分析程序的存储介质 |
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| CN120232830B (zh) * | 2025-05-30 | 2025-08-22 | 南京大学 | 基于六波长led的cod传感器及其悬浮物干扰动态修正方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000304695A (ja) | 1999-04-23 | 2000-11-02 | Mitsubishi Heavy Ind Ltd | 排ガス中の三酸化硫黄濃度測定装置 |
| JP2014085111A (ja) | 2012-10-19 | 2014-05-12 | Riken Keiki Co Ltd | 赤外線式ガスセンサ |
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| JP3771849B2 (ja) | 2001-09-27 | 2006-04-26 | 株式会社堀場製作所 | 赤外線ガス分析方法および装置 |
| US7432195B2 (en) * | 2006-03-29 | 2008-10-07 | Tokyo Electron Limited | Method for integrating a conformal ruthenium layer into copper metallization of high aspect ratio features |
| JP7611041B2 (ja) * | 2021-03-24 | 2025-01-09 | 東京エレクトロン株式会社 | Dcrガス用吸光分析装置、dcrガス用吸光分析方法、及び、dcrガス用吸光分析プログラム |
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- 2022-03-11 KR KR1020220030994A patent/KR20220133099A/ko active Pending
- 2022-03-15 US US17/695,167 patent/US11796460B2/en active Active
- 2022-03-17 TW TW111109961A patent/TW202238103A/zh unknown
- 2022-03-18 CN CN202210271897.6A patent/CN115128000A/zh active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000304695A (ja) | 1999-04-23 | 2000-11-02 | Mitsubishi Heavy Ind Ltd | 排ガス中の三酸化硫黄濃度測定装置 |
| JP2014085111A (ja) | 2012-10-19 | 2014-05-12 | Riken Keiki Co Ltd | 赤外線式ガスセンサ |
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| JP2022148003A (ja) | 2022-10-06 |
| US11796460B2 (en) | 2023-10-24 |
| TW202238103A (zh) | 2022-10-01 |
| KR20220133099A (ko) | 2022-10-04 |
| US20220307977A1 (en) | 2022-09-29 |
| CN115128000A (zh) | 2022-09-30 |
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