JP5305411B2 - マルチマイクロホローカソード光源および原子吸光分析装置 - Google Patents
マルチマイクロホローカソード光源および原子吸光分析装置 Download PDFInfo
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- JP5305411B2 JP5305411B2 JP2010036315A JP2010036315A JP5305411B2 JP 5305411 B2 JP5305411 B2 JP 5305411B2 JP 2010036315 A JP2010036315 A JP 2010036315A JP 2010036315 A JP2010036315 A JP 2010036315A JP 5305411 B2 JP5305411 B2 JP 5305411B2
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- Prior art keywords
- plate
- light source
- micro hollow
- cathode
- hole
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
- H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
- H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
- H01J65/046—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using capacitive means around the vessel
-
- 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
- G01N21/3103—Atomic absorption analysis
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/2406—Generating plasma using dielectric barrier discharges, i.e. with a dielectric interposed between the electrodes
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Electromagnetism (AREA)
- Biochemistry (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
2:筐体
3:レンズ
4:電極板固定部
11:カソード板
12:絶縁板
13:アノード板
14:金属片
15:孔
16:溝
100:マルチマイクロホローカソード光源
101:コリメートレンズ
102:スパッタ装置
103:集光レンズ
104:受光素子アレイ
Claims (5)
- 雰囲気ガス中において、マイクロホロープラズマを生成して光源とするマルチマイクロホローカソード光源において、
2次電子放出係数の高い金属からなるカソード板と、
絶縁板と、
前記カソード板に対して前記絶縁板を介在させて配設されたアノード板と、
前記カソード板、前記絶縁板、前記アノード板を貫通する直径1cm以下の1つの孔と、
得るべき複数の輝線スペクトルに対応した、それぞれ異なる元素からなる複数の金属片と、
雰囲気ガスと、
を有し、
前記カソード板は、前記孔を中心とし、その孔に連続して放射状に伸びた複数の溝を有し、
複数の前記金属片は、各前記溝に埋め込まれている、
ことを特徴とするマルチマイクロホローカソード光源。 - 前記2次電子放出係数の高い金属は、銅または銅合金であることを特徴とする請求項1に記載のマルチマイクロホローカソード光源。
- 前記雰囲気ガスは、ヘリウムからなることを特徴とする請求項1または請求項2に記載のマルチマイクロホローカソード光源。
- 前記孔の直径は、1mm以下であることを特徴とする請求項1ないし請求項3のいずれか1項に記載のマルチマイクロホローカソード光源。
- 多元素を同時に測定する原子吸光分析装置において、
請求項1ないし請求項4のいずれか1項に記載のマルチマイクロホローカソード光源を有することを特徴とする原子吸光分析装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010036315A JP5305411B2 (ja) | 2010-02-22 | 2010-02-22 | マルチマイクロホローカソード光源および原子吸光分析装置 |
PCT/JP2011/000685 WO2011102094A1 (ja) | 2010-02-22 | 2011-02-08 | マルチマイクロホローカソード光源および原子吸光分析装置 |
US13/578,171 US8638034B2 (en) | 2010-02-22 | 2011-02-08 | Multi-micro hollow cathode light source and atomic absorption sepctrometer |
CN201180010218.XA CN102770938B (zh) | 2010-02-22 | 2011-02-08 | 多微空心阴极光源和原子吸收光谱仪 |
Applications Claiming Priority (1)
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---|---|---|---|
JP2010036315A JP5305411B2 (ja) | 2010-02-22 | 2010-02-22 | マルチマイクロホローカソード光源および原子吸光分析装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011171251A JP2011171251A (ja) | 2011-09-01 |
JP5305411B2 true JP5305411B2 (ja) | 2013-10-02 |
Family
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JP2010036315A Active JP5305411B2 (ja) | 2010-02-22 | 2010-02-22 | マルチマイクロホローカソード光源および原子吸光分析装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8638034B2 (ja) |
JP (1) | JP5305411B2 (ja) |
CN (1) | CN102770938B (ja) |
WO (1) | WO2011102094A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3417478B1 (en) * | 2016-02-17 | 2022-04-06 | Accustrata, Inc. | System and method for monitoring atomic absorption during a surface modification process |
CN107036976A (zh) * | 2016-12-01 | 2017-08-11 | 昆山书豪仪器科技有限公司 | 一种空心阴极光源 |
DE102019103035A1 (de) * | 2019-02-07 | 2020-08-13 | Analytik Jena Ag | Atomabsorptionsspektrometer |
CN114088690B (zh) * | 2021-11-09 | 2023-07-21 | 哈尔滨工业大学 | 一种开放环境下气体杂质的分析检测装置及方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2063631U (zh) * | 1990-01-03 | 1990-10-10 | 北京有色金属研究总院 | 可见紫外分子吸收光谱空心阴极灯 |
CN2411468Y (zh) * | 1999-12-29 | 2000-12-20 | 吴安林 | 多阴极元素空心阴极灯 |
WO2004107825A1 (ja) * | 2003-05-30 | 2004-12-09 | Tokyo Electron Limited | プラズマ源及びプラズマ処理装置 |
JP5368664B2 (ja) * | 2004-03-30 | 2013-12-18 | Nuエコ・エンジニアリング株式会社 | アーク放電陰極、アーク放電電極及びアーク放電光源 |
JP4974135B2 (ja) * | 2006-03-21 | 2012-07-11 | 国立大学法人名古屋大学 | マルチマイクロホローカソード光源及び多元素同時吸光分析装置 |
-
2010
- 2010-02-22 JP JP2010036315A patent/JP5305411B2/ja active Active
-
2011
- 2011-02-08 WO PCT/JP2011/000685 patent/WO2011102094A1/ja active Application Filing
- 2011-02-08 CN CN201180010218.XA patent/CN102770938B/zh active Active
- 2011-02-08 US US13/578,171 patent/US8638034B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20130027697A1 (en) | 2013-01-31 |
WO2011102094A1 (ja) | 2011-08-25 |
CN102770938A (zh) | 2012-11-07 |
US8638034B2 (en) | 2014-01-28 |
CN102770938B (zh) | 2015-05-13 |
JP2011171251A (ja) | 2011-09-01 |
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