JP4555565B2 - 電荷結合素子検出器を有する発光分光計 - Google Patents
電荷結合素子検出器を有する発光分光計 Download PDFInfo
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- JP4555565B2 JP4555565B2 JP2003510908A JP2003510908A JP4555565B2 JP 4555565 B2 JP4555565 B2 JP 4555565B2 JP 2003510908 A JP2003510908 A JP 2003510908A JP 2003510908 A JP2003510908 A JP 2003510908A JP 4555565 B2 JP4555565 B2 JP 4555565B2
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/30—Measuring the intensity of spectral lines directly on the spectrum itself
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2803—Investigating the spectrum using photoelectric array detector
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/443—Emission spectrometry
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Measuring Cells (AREA)
Description
Claims (12)
- ガス発光分光法を行うための分析器であって:
スペクトル分析用ガス試料を入れる分析セル(40);
前記分析セル(40)の中の前記ガス試料に、前記ガス試料から低レベル発光源を作るに十分な電圧を掛けるための変圧器(50);
検出器として電荷結合素子アレイを有する分光計(10)であって、前記電荷結合素子検出器からの熱ノイズを表す暗スペクトル及び前記低レベル発光源の発光スペクトルを検出する分光計(10);および
前記分析器を制御しかつ暗スペクトルを使用して前記分光計(10)が検出した発光スペクトルを分析し、前記発光スペクトルのノイズ特性を減少させるためのコンピュータ(20)、を含む分析器であって、
前記コンピュータ(20)が、補正した試料スペクトルを得るために前記発光スペクトルから前記暗スペクトルを引き、前記コンピュータがさらに前記補正した試料スペクトルのための基線を決め、前記補正した試料スペクトルの発光ピーク領域のための発光ピーク面積および基線面積を積分し、ピーク面積を得るために前記発光ピーク面積から前記基線面積を引き、かつ前記ピーク面積を不純物濃度に変換することに更に適していることを特徴とする分析器。 - 前記低レベル発光源が無声放電である請求項1に記載された分析器。
- 前記分析セル(40)がマイクロセルである請求項1に記載された分析器。
- 前記低レベル発光源が発した光を前記分光計(10)へ結合するための光ファイバーをさらに含む請求項1に記載された分析器。
- 前記コンピュータが較正曲線を使って前記ガス試料中の種々の不純物についての不純物濃度を計算する請求項1に記載された分析器。
- 発光スペクトルを処理する方法であって、
スペクトル分析用ガス試料を分析セルに入れる工程、
検出器として前記電荷結合素子アレイを有する分光計を使用する暗スペクトルを検出する工程であって、前記暗スペクトルは前記電荷結合素子検出器からの熱ノイズを表す前記工程、
前記分析セルの中の前記ガス試料に、前記ガス試料から低レベル発光源を作るに十分な電圧を掛ける工程、
検出器として電荷結合素子アレイを有する分光計を使って前記低レベル発光源の発光スペクトルを検出する工程、および
前記分析器を制御しかつ前記暗スペクトルを使用して前記分光計が検出した発光スペクトルを分析し、前記発光スペクトルのノイズ特性を減少させる工程、を含み、
前記分析器を制御しかつ前記発光スペクトルを分析する工程が、補正した試料スペクトルを得るために前記発光スペクトルから前記暗スペクトルを引き、前記コンピュータがさらに前記補正した試料スペクトルのための基線を決め、前記補正した試料スペクトルの発光ピーク領域のための発光ピーク面積および基線面積を積分し、ピーク面積を得るために前記発光ピーク面積から前記基線面積を引き、かつ前記ピーク面積を不純物濃度に変換することに更に適するようにした方法。 - 前記低レベル発光源が無声放電である請求項6に記載された方法。
- 前記分析セルがマイクロセルである請求項6に記載された方法。
- 光ファイバーが前記低レベル発光源の発した光をガス発光分光計に結合する請求項6に記載された方法。
- 前記変換工程が較正曲線を使って前記ガス試料中の種々の不純物についての前記不純物濃度を計算する請求項6に記載された方法。
- 入射光なしの上記電荷結合素子アレイの出力を測定することによって上記暗スペクトルを採取する請求項6に記載された方法。
- 上記分光計がこの暗スペクトルを最後に採取したときの温度から所定の温度変化を超えるとき、前記暗スペクトルを採取する請求項6に記載された方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/899,875 US6594010B2 (en) | 2001-07-06 | 2001-07-06 | Emission spectrometer having a charge coupled device detector |
| PCT/US2002/020775 WO2003004981A2 (en) | 2001-07-06 | 2002-07-01 | Emission spectrometer having charge coupled device detector |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009092565A Division JP4829995B2 (ja) | 2001-07-06 | 2009-04-07 | 電荷結合素子検出器を有する発光分光計 |
| JP2010013063A Division JP2010133970A (ja) | 2001-07-06 | 2010-01-25 | 電荷結合素子検出器を有する発光分光計 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2004522168A JP2004522168A (ja) | 2004-07-22 |
| JP4555565B2 true JP4555565B2 (ja) | 2010-10-06 |
Family
ID=25411680
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003510908A Expired - Fee Related JP4555565B2 (ja) | 2001-07-06 | 2002-07-01 | 電荷結合素子検出器を有する発光分光計 |
| JP2009092565A Expired - Fee Related JP4829995B2 (ja) | 2001-07-06 | 2009-04-07 | 電荷結合素子検出器を有する発光分光計 |
| JP2010013063A Pending JP2010133970A (ja) | 2001-07-06 | 2010-01-25 | 電荷結合素子検出器を有する発光分光計 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009092565A Expired - Fee Related JP4829995B2 (ja) | 2001-07-06 | 2009-04-07 | 電荷結合素子検出器を有する発光分光計 |
| JP2010013063A Pending JP2010133970A (ja) | 2001-07-06 | 2010-01-25 | 電荷結合素子検出器を有する発光分光計 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6594010B2 (ja) |
| EP (2) | EP2267421A1 (ja) |
| JP (3) | JP4555565B2 (ja) |
| KR (1) | KR100930437B1 (ja) |
| CN (1) | CN100416239C (ja) |
| CA (1) | CA2452574C (ja) |
| TW (1) | TW536619B (ja) |
| WO (1) | WO2003004981A2 (ja) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US7123361B1 (en) | 2003-03-05 | 2006-10-17 | Verionix Incorporated | Microplasma emission spectrometer |
| US7233393B2 (en) | 2004-08-05 | 2007-06-19 | Applera Corporation | Signal noise reduction for imaging in biological analysis |
| US7126820B2 (en) * | 2003-11-11 | 2006-10-24 | Intel Corporation | Modular platform system and apparatus |
| WO2005091923A2 (en) * | 2004-03-10 | 2005-10-06 | Waters Investments Limited | Self-scanned photodiode array with selectively-skipped pixels |
| US7309842B1 (en) | 2004-03-19 | 2007-12-18 | Verionix Incorporated | Shielded monolithic microplasma source for prevention of continuous thin film formation |
| US7453566B2 (en) * | 2006-08-31 | 2008-11-18 | Massachusetts Institute Of Technology | Hybrid plasma element monitor |
| JP5150939B2 (ja) * | 2008-10-15 | 2013-02-27 | 大塚電子株式会社 | 光学特性測定装置および光学特性測定方法 |
| JP5171564B2 (ja) * | 2008-11-14 | 2013-03-27 | キヤノン株式会社 | 音響光学トモグラフィー測定装置および測定方法 |
| US8218924B1 (en) * | 2009-04-30 | 2012-07-10 | Lockheed Martin Corporation | Fiber optic cable with a plurality of optical events to define a signature specific to the fiber optic cable |
| US8645082B2 (en) * | 2010-09-13 | 2014-02-04 | Mks Instruments, Inc. | Monitoring, detecting and quantifying chemical compounds in a sample |
| JP6316064B2 (ja) * | 2014-03-31 | 2018-04-25 | 株式会社日立ハイテクサイエンス | Icp発光分光分析装置 |
| JP6893668B2 (ja) * | 2014-08-29 | 2021-06-23 | 株式会社アロマビット | 嗅覚システム、匂い識別方法、匂い識別装置、携帯デバイス、ウェアラブルデバイス、空調機器、及び匂い情報識別プログラム |
| CN111398529B (zh) * | 2014-08-29 | 2022-06-03 | 株式会社而摩比特 | 嗅觉系统、气味识别装置、气味识别方法 |
| JP2018128326A (ja) * | 2017-02-07 | 2018-08-16 | 大塚電子株式会社 | 光学スペクトル測定装置および光学スペクトル測定方法 |
| JP6823555B2 (ja) * | 2017-07-05 | 2021-02-03 | アークレイ株式会社 | プラズマ分光分析方法 |
| CN110726715A (zh) * | 2018-07-16 | 2020-01-24 | 成都艾立本科技有限公司 | 一种基于等离子体射流固体烧蚀直接分析的装置 |
| GB2583897A (en) * | 2019-04-05 | 2020-11-18 | Servomex Group Ltd | Glow plasma stabilisation |
| GB2589367B (en) | 2019-11-29 | 2022-01-12 | Thermo Fisher Scient Ecublens Sarl | Improvements in optical emission spectrometry |
| TWI793609B (zh) * | 2021-05-20 | 2023-02-21 | 盛翊興有限公司 | 光譜整合校正方法及多光譜光譜儀 |
| US12174071B2 (en) * | 2022-05-13 | 2024-12-24 | Verity Instruments, Inc. | System, apparatus, and method for improved background correction and calibration of optical devices |
| WO2024081289A1 (en) * | 2022-10-11 | 2024-04-18 | Aclima Inc. | Identification of clusters and sources of methane |
| CN119779486B (zh) * | 2025-03-10 | 2025-12-09 | 上海唯视锐光电技术有限公司 | 一种成像色度测量方法及基于该测量方法的测量装置 |
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-
2001
- 2001-07-06 US US09/899,875 patent/US6594010B2/en not_active Expired - Lifetime
-
2002
- 2002-07-01 KR KR1020047000073A patent/KR100930437B1/ko not_active Expired - Fee Related
- 2002-07-01 CA CA002452574A patent/CA2452574C/en not_active Expired - Fee Related
- 2002-07-01 JP JP2003510908A patent/JP4555565B2/ja not_active Expired - Fee Related
- 2002-07-01 EP EP10185968A patent/EP2267421A1/en not_active Withdrawn
- 2002-07-01 WO PCT/US2002/020775 patent/WO2003004981A2/en not_active Ceased
- 2002-07-01 CN CNB028173317A patent/CN100416239C/zh not_active Expired - Fee Related
- 2002-07-01 EP EP02782486A patent/EP1412714A4/en not_active Withdrawn
- 2002-07-03 TW TW091114766A patent/TW536619B/zh not_active IP Right Cessation
-
2009
- 2009-04-07 JP JP2009092565A patent/JP4829995B2/ja not_active Expired - Fee Related
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2010
- 2010-01-25 JP JP2010013063A patent/JP2010133970A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP4829995B2 (ja) | 2011-12-07 |
| KR100930437B1 (ko) | 2009-12-08 |
| TW536619B (en) | 2003-06-11 |
| CN100416239C (zh) | 2008-09-03 |
| JP2010133970A (ja) | 2010-06-17 |
| JP2009186485A (ja) | 2009-08-20 |
| EP2267421A1 (en) | 2010-12-29 |
| WO2003004981A9 (en) | 2005-03-17 |
| WO2003004981A3 (en) | 2003-03-27 |
| WO2003004981A2 (en) | 2003-01-16 |
| KR20040015328A (ko) | 2004-02-18 |
| CA2452574C (en) | 2008-04-22 |
| CA2452574A1 (en) | 2003-01-16 |
| JP2004522168A (ja) | 2004-07-22 |
| EP1412714A4 (en) | 2007-10-31 |
| EP1412714A2 (en) | 2004-04-28 |
| WO2003004981A8 (en) | 2004-04-08 |
| US20030007146A1 (en) | 2003-01-09 |
| US6594010B2 (en) | 2003-07-15 |
| CN1551978A (zh) | 2004-12-01 |
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