JP6010547B2 - X線分析装置 - Google Patents
X線分析装置 Download PDFInfo
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- JP6010547B2 JP6010547B2 JP2013548254A JP2013548254A JP6010547B2 JP 6010547 B2 JP6010547 B2 JP 6010547B2 JP 2013548254 A JP2013548254 A JP 2013548254A JP 2013548254 A JP2013548254 A JP 2013548254A JP 6010547 B2 JP6010547 B2 JP 6010547B2
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- 238000009826 distribution Methods 0.000 claims description 102
- 238000001228 spectrum Methods 0.000 claims description 41
- 238000002441 X-ray diffraction Methods 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 8
- 238000010894 electron beam technology Methods 0.000 description 25
- 238000000034 method Methods 0.000 description 23
- 238000010586 diagram Methods 0.000 description 15
- 235000013619 trace mineral Nutrition 0.000 description 14
- 239000011573 trace mineral Substances 0.000 description 14
- 238000002083 X-ray spectrum Methods 0.000 description 13
- 238000004590 computer program Methods 0.000 description 5
- 238000012935 Averaging Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000010922 spray-dried dispersion Methods 0.000 description 2
- 240000006829 Ficus sundaica Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000879 optical micrograph Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004451 qualitative analysis Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
- G01N23/223—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
- G01N23/225—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material using electron or ion
- G01N23/2251—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material using electron or ion using incident electron beams, e.g. scanning electron microscopy [SEM]
- G01N23/2252—Measuring emitted X-rays, e.g. electron probe microanalysis [EPMA]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/07—Investigating materials by wave or particle radiation secondary emission
- G01N2223/076—X-ray fluorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/40—Imaging
- G01N2223/402—Imaging mapping distribution of elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/40—Imaging
- G01N2223/418—Imaging electron microscope
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Description
図1は、X線分析装置の構成を示すブロック図である。X線分析装置は、試料Sに電子線(ビーム)を照射する電子銃11と、電子レンズ系12と、試料Sが載置される試料台14を備えている。電子レンズ系12は、電子線の方向を変更させる走査コイルを含んでおり、本発明における走査手段に対応する。電子銃11及び電子レンズ系12は、X線分析装置全体を制御する制御装置3に接続されている。なお、図1中には、平面状の試料Sを図示しているが、X線分析装置は、球面状等のその他の形状の試料を測定することも可能である。
12 電子レンズ系
13 X線検出器
14 試料台
2 信号処理部
3 制御装置
31 CPU
34 記憶部
36 表示部
Claims (2)
- ビームで試料を走査し、走査によって試料から発生するX線を検出し、検出結果に基づいて、試料に含まれる元素の分布を生成するX線分析装置において、
試料上のビームで走査した領域から発生したX線の検出結果から、前記試料に含まれる元素に応じて設定されているエネルギー又は波長の範囲にエネルギー又は波長が含まれるX線の強度分布を取得することにより、前記元素の分布を生成する元素分布生成手段と、
前記範囲にエネルギー又は波長が含まれないX線の強度分布を取得する手段と、
該手段が取得した前記強度分布中で特定の強度以上になっている部分に対応する前記試料上の領域から発生したX線のスペクトルを生成する手段と、
該手段が生成した前記スペクトルに含まれるピークに基づいて、前記試料に含まれる元素を同定する元素同定手段と、
該元素同定手段が同定した元素に対応するX線のエネルギー又は波長の範囲を設定する設定手段とを備え、
前記元素分布生成手段は、
前記設定手段が設定した前記範囲に応じて、前記元素同定手段が同定した元素の分布を生成する手段を有すること
を特徴とするX線分析装置。 - 前記元素分布生成手段が元素の分布を生成する都度、前記分布を表した画像を表示する手段を更に備えること
を特徴とする請求項1に記載のX線分析装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011270690 | 2011-12-09 | ||
JP2011270690 | 2011-12-09 | ||
PCT/JP2012/081437 WO2013084905A1 (ja) | 2011-12-09 | 2012-12-05 | X線分析装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2013084905A1 JPWO2013084905A1 (ja) | 2015-04-27 |
JP6010547B2 true JP6010547B2 (ja) | 2016-10-19 |
Family
ID=48574263
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013548254A Active JP6010547B2 (ja) | 2011-12-09 | 2012-12-05 | X線分析装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9250201B2 (ja) |
EP (1) | EP2790016B1 (ja) |
JP (1) | JP6010547B2 (ja) |
WO (1) | WO2013084905A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6472434B2 (ja) * | 2014-02-18 | 2019-02-20 | 株式会社堀場製作所 | X線分析装置及びコンピュータプログラム |
US9933375B2 (en) * | 2015-09-25 | 2018-04-03 | Olympus Scientific Solutions Americas, Inc. | XRF/XRD system with dynamic management of multiple data processing units |
CN107941830A (zh) * | 2017-12-27 | 2018-04-20 | 钢研纳克检测技术股份有限公司 | X射线荧光光谱仪的分布分析图像采集与数据处理系统 |
WO2020059439A1 (ja) * | 2018-09-19 | 2020-03-26 | 株式会社堀場製作所 | 元素検出方法、元素検出装置、及びコンピュータプログラム |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5408098A (en) * | 1993-09-10 | 1995-04-18 | International Business Machines Corporation | Method and apparatus for detecting low loss electrons in a scanning electron microscope |
US5578823A (en) * | 1994-12-16 | 1996-11-26 | Hitachi, Ltd. | Transmission electron microscope and method of observing element distribution by using the same |
JP3654551B2 (ja) * | 1997-03-20 | 2005-06-02 | 株式会社堀場製作所 | エネルギー分散型x線マイクロアナライザ |
JP3687541B2 (ja) * | 1999-01-04 | 2005-08-24 | 株式会社日立製作所 | 元素マッピング装置、走査透過型電子顕微鏡および元素マッピング方法 |
US6909770B2 (en) * | 2001-12-05 | 2005-06-21 | The United States Of America As Represented By The United States National Aeronautics And Space Administration | Methods for identification and verification using vacuum XRF system |
US7245696B2 (en) * | 2002-05-29 | 2007-07-17 | Xradia, Inc. | Element-specific X-ray fluorescence microscope and method of operation |
US8880356B2 (en) * | 2008-02-06 | 2014-11-04 | Fei Company | Method and system for spectrum data analysis |
JP2009250867A (ja) * | 2008-04-09 | 2009-10-29 | Jeol Ltd | エネルギー分散型x線分光器を備えるx線分析装置 |
JP5425482B2 (ja) * | 2009-01-16 | 2014-02-26 | 日本電子株式会社 | エネルギー分散型x線分光器による分析方法及びx線分析装置 |
JP2011038939A (ja) * | 2009-08-13 | 2011-02-24 | Jeol Ltd | エネルギー分散型x線分析装置のスペクトルの分類方法及び装置 |
-
2012
- 2012-12-05 WO PCT/JP2012/081437 patent/WO2013084905A1/ja active Application Filing
- 2012-12-05 JP JP2013548254A patent/JP6010547B2/ja active Active
- 2012-12-05 EP EP12856326.9A patent/EP2790016B1/en not_active Not-in-force
- 2012-12-05 US US14/359,436 patent/US9250201B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP2790016A1 (en) | 2014-10-15 |
US20150083909A1 (en) | 2015-03-26 |
EP2790016A4 (en) | 2015-08-05 |
EP2790016B1 (en) | 2017-07-19 |
EP2790016A8 (en) | 2014-12-03 |
WO2013084905A1 (ja) | 2013-06-13 |
US9250201B2 (en) | 2016-02-02 |
JPWO2013084905A1 (ja) | 2015-04-27 |
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