KR860003508A - 강철의 레이저 발광 분광 분석방법 - Google Patents
강철의 레이저 발광 분광 분석방법 Download PDFInfo
- Publication number
- KR860003508A KR860003508A KR1019840008100A KR840008100A KR860003508A KR 860003508 A KR860003508 A KR 860003508A KR 1019840008100 A KR1019840008100 A KR 1019840008100A KR 840008100 A KR840008100 A KR 840008100A KR 860003508 A KR860003508 A KR 860003508A
- Authority
- KR
- South Korea
- Prior art keywords
- light
- steel
- intensity
- spectral line
- analysis
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 11
- 239000010959 steel Substances 0.000 title claims description 11
- 238000001533 laser emission spectroscopy Methods 0.000 title claims description 8
- 238000000034 method Methods 0.000 title claims 9
- 238000004458 analytical method Methods 0.000 claims description 8
- 239000011261 inert gas Substances 0.000 claims description 4
- 230000003595 spectral effect Effects 0.000 claims 11
- 238000004445 quantitative analysis Methods 0.000 claims 3
- 238000005259 measurement Methods 0.000 claims 2
- 238000004611 spectroscopical analysis Methods 0.000 claims 2
- 238000004544 sputter deposition Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
-
- 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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/71—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
- G01N21/718—Laser microanalysis, i.e. with formation of sample plasma
-
- 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
- G01J3/36—Investigating two or more bands of a spectrum by separate detectors
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- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제4도 동일하게 레이저 발광분광 분석장치의 기본적인 구성을 나타낸 배치도.
제8도 동일하게 시료광로(光路)를 불활성가스 분위기로 유지하기 위한 케이스가 부가된 레이저 발광분석 장치의 기본적인 구성을 나타낸 배치도.
제15도 본 발명에 관한 철강의 레이저 발광 분광 분석 방법이 채택된 레이저 발광 분광 장치의 실시예의 구성을 나타낸 블럭선도.
* 도면의 주요부분에 대한 부호의 설명
A : 레이저광 10 : 시료
B : 발출광 12 : 집광미터
16 : 분광기
Claims (8)
- 강철의 표면에 레이저광을 조사하였을때에 방출괸 광을 분광하고 강철속에 함유되어 있는 각 원소를 정량 분석하는 강철의 레이저 발광 분석 방법에 있어서, 시료 표면상의 에너지 밀도가 2.0×109w/mm2이상이 되도록 시료에 적외선 펄스 레이저 광을 조사하고 시료면으로부터 방출되는 광을 불활성가스 분위기로 유지한 통로를 통해서 광도입계에 16도 이상의 입체각으로 수광한 다음 분광기 슬릿에 결상시키고, 레이저 광 조사직 후에 시료표면으로부터 방출되는 광중, 화이트 노이즈가 발생되는 최초의 방사광을 제외하고 그 다음에 계속되는 방사광을 사용해서 정량 분석하도록 한 것을 특징으로 하는 강철의 레이저 발광 분광 분석방법.
- 제1항에 있어서, 상술한 적외선 펄스 레이저광의 출력을 가우스 분포형상의 TEMOO모우드에 고정되도록 한 것을 특징으로 하는 강철의 레이저 발광 분광 분석방법.
- 제1항에 있어서, 상술한 방사광의 통로를 50ι/min이상의 불활성가스를 뿜어 끼얹으므로서 불활성가스 분위기로 유지하도록 한 것을 특징으로 하는 강철의 레이저 발광 분광 분석방법.
- 제1항에 있어서, 상술한 레이저광 조사직후에 시료표면으로부터 방출되는 광중 최초의 1.5μsec이하의 방사광을 제거하도록 한 것을 특징으로 하는 강철의 레이저 발광 분광 분석방법.
- 제1항에 있어서, 상술한것을 레이저광 조사직후에 시료표면으로부터 방출되는 광중 최초의 1.5μsec이하의 방사광을 제거하는 동시에 그 후에 계속되는 16μsec까지의 방사광을 사용해서 정량분석하도록 한 것을 특징으로 하는 강철의 레이저 발광 분광 분석방법.
- 제1항에 있어서, 상술한 정량분석을 실시할때 스펙트럼선이 방출되지 않는 특정 파장의 광 강도를 백그라운드로 해서 스펙트럼선 강도로부터 빼내도록 한 것을 특징으로 하는 강철의 레이저 발광 분광 분석방법.
- 제1항에 있어서, 상술한 정량 분석을 실시할때 소정된 스펙트럼선의 강도 또는 소정된 한쌍의 스펙트럼선의 강도비가 일정한 범위내에 있을때에 한해서 측정원소의 스펙트럼선 강도로부터 분석치를 구하도록 한것을 특징으로 하는 강철의 레이저 발광 분광 분석방법.
- 제1항에 있어서, 상술한 적외선 펄스 레이저광의 출력을 가우스 분포형상의 TEMOO모우드에 고정하는 동시에 상술한 정량 분석을 실시할때 스펙트럼선이 방출되지 않는 특정된 파장의 광 강도를 백그라운드로서 스펙트럼선 강도로부터 빼내고 또한, 소정된 스펙트럼선의 강도 또는 소정된 한쌍의 스펙트럼선의 강도비가 일정한 범위내에 있을때에 한하여 측정원소의 스펙트럼선 강도로부터 분석치를 구하도록 한 것을 특징으로 하는 강철의 레이저 발광 분광 분석방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59-209096 | 1984-10-05 | ||
JP59209096A JPS6186636A (ja) | 1984-10-05 | 1984-10-05 | 鋼のレ−ザ発光分光分析方法 |
JP209096 | 1984-10-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR860003508A true KR860003508A (ko) | 1986-05-26 |
KR880001527B1 KR880001527B1 (ko) | 1988-08-19 |
Family
ID=16567217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840008100A KR880001527B1 (ko) | 1984-10-05 | 1984-12-19 | 강철의 레이저 발광 분광 분석방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US4645342A (ko) |
EP (1) | EP0176625B1 (ko) |
JP (1) | JPS6186636A (ko) |
KR (1) | KR880001527B1 (ko) |
BR (1) | BR8406819A (ko) |
CA (1) | CA1220643A (ko) |
DE (1) | DE3481642D1 (ko) |
Families Citing this family (37)
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DE3617869A1 (de) * | 1986-05-27 | 1987-12-03 | Hoesch Stahl Ag | Spektralanalysenvorrichtung an einem konverter |
JPS63193038A (ja) * | 1987-02-06 | 1988-08-10 | Idemitsu Petrochem Co Ltd | 固体元素分析方法およびその装置 |
US4885070A (en) * | 1988-02-12 | 1989-12-05 | Leybold Aktiengesellschaft | Method and apparatus for the application of materials |
DE3911329A1 (de) * | 1989-04-07 | 1990-10-11 | Dornier Luftfahrt | Verfahren zum entlacken von werkstuecken, insbesondere faserverbundwerkstuecken |
DE3911965A1 (de) * | 1989-04-12 | 1990-10-18 | Krupp Gmbh | Verfahren zur bestimmung des konzentrationsverhaeltnisses zweier elemente eines stoffs aus dem intensitaetsverhaeltnis zweier spektrallinien dieser elemente in einem plasma dieses stoffs |
US4986658B1 (en) * | 1989-04-21 | 1996-06-25 | Univ Lehigh | Transient spectroscopic method and apparatus for in-process analysis of molten metal |
US5009099A (en) * | 1989-05-09 | 1991-04-23 | Varian Associates, Inc. | Background correction method for use in gas chromatography |
DE3942375A1 (de) * | 1989-12-21 | 1991-06-27 | Guenter Knapp | Vorrichtung zur gleichzeitigen erfassung mehrerer wellenlaengenbereiche |
DE4004627C2 (de) * | 1990-02-15 | 1994-03-31 | Krupp Ag Hoesch Krupp | Verfahren zur Bestimmung von Materialeigenschaften polymerer Werkstoffe und Vorrichtung zur Durchführung des Verfahrens |
US5252834A (en) * | 1990-11-13 | 1993-10-12 | Union Oil Company Of California | Pulsed and gated multi-mode microspectrophotometry device and method |
US5141314A (en) * | 1991-03-01 | 1992-08-25 | Thermo Jarrell Ash Corporation | Spectroanalytical system |
DE4118518C2 (de) * | 1991-06-06 | 1994-03-17 | Fraunhofer Ges Forschung | Verfahren zur Durchführung der Laser-Emissionsspektroskopie und Vorrichtung zur Durchführung des Verfahrens |
DE4138157A1 (de) * | 1991-11-21 | 1993-05-27 | Krupp Ag | Verfahren zum bestimmen der dicke einer beschichtung |
FR2712697B1 (fr) * | 1993-11-19 | 1995-12-15 | Commissariat Energie Atomique | Procédé d'analyse élémentaire par spectrométrie d'émission optique sur plasma produit par laser en présence d'argon. |
DE4341462C2 (de) * | 1993-11-30 | 1999-02-11 | Hartmut Dr Rer Nat Lucht | Verfahren zur Bestimmung der Materialzusammensetzung von Proben und Vorrichtung zur Durchführung des Verfahrens |
DE4443407C2 (de) * | 1993-12-08 | 1999-07-22 | Fraunhofer Ges Forschung | Vorrichtung zur qualitativen und/oder quantitativen chemischen Analyse einer Substanz, insbesondere zur Analyse einer Metallschmelze |
DE4415381A1 (de) * | 1994-05-02 | 1995-11-09 | Nis Ingenieurgesellschaft Mbh | Lasergestütztes Verfahren zur Bestimmung von Edelmetallkonzentrationen in Metallen |
DE19531988A1 (de) * | 1995-08-30 | 1997-03-06 | Europaeische Kommission | Fernmessung von U (Pu) in Gläsern |
DE19537796B4 (de) * | 1995-10-11 | 2005-08-25 | Specialty Minerals Michigan Inc., Bingham Farms | Verfahren zur zerstörungsfreien Analyse hinsichtlich der chemischen Elemente von keramischen Werkstoffen und Gläsern und/oder Bauteilen aus diesen Werkstoffen und Gläsern und dessen Verwendung |
US5781289A (en) * | 1996-11-05 | 1998-07-14 | Sabsabi; Mohamad | Method and apparatus for rapid in situ analysis of preselected components of homogeneous solid compositions, especially pharmaceutical compositions |
US6034768A (en) * | 1997-09-26 | 2000-03-07 | Physical Sciences Inc. | Induced breakdown spectroscopy detector system with controllable delay time |
US6008896A (en) * | 1998-07-01 | 1999-12-28 | National Research Council Of Canada | Method and apparatus for spectroscopic analysis of heterogeneous materials |
US6400787B2 (en) * | 1998-07-06 | 2002-06-04 | Euratom | Telemetering of uranium of plutonium in glass |
GB2340598A (en) * | 1998-08-07 | 2000-02-23 | British Steel Plc | Determining composition of galvanised metal coating |
AT409553B (de) * | 2000-09-28 | 2002-09-25 | Voest Alpine Ind Anlagen | Vorrichtung zur chemischen analyse von materialproben sowie metallurgisches gefäss hierfür |
EP1223423A3 (en) | 2001-01-16 | 2004-01-28 | National Research Council of Canada | Method and apparatus for enhanced laser-induced plasma spectroscopy using mixed-wavelength laser pulses |
DE10304337A1 (de) * | 2003-02-03 | 2004-08-19 | Luk Laser-Und Umweltmesstechnik Kiel Gmbh | Verfahren und Sensorkopf zur berührungslosen Klassifizierung von Materialien |
US7016035B2 (en) * | 2003-09-25 | 2006-03-21 | General Electric Company | Fiber optical apparatus and system for in situ laser plasma spectroscopy |
EP1720002A1 (en) * | 2005-05-04 | 2006-11-08 | Oxford Instruments Analytical Oy | Method and arrangement for non-destructive composition analysis of delicate samples |
JP4749890B2 (ja) * | 2006-02-27 | 2011-08-17 | 株式会社四国総合研究所 | ラマン散乱光による水素ガス可視化方法及びシステム |
US7440097B2 (en) * | 2006-06-27 | 2008-10-21 | General Electric Company | Laser plasma spectroscopy apparatus and method for in situ depth profiling |
US7573570B2 (en) | 2006-08-21 | 2009-08-11 | Jingyun Zhang | Compact Raman or fluorescence excitation system |
JP4634413B2 (ja) * | 2007-04-23 | 2011-02-16 | テクノシステム株式会社 | 測定装置 |
RU2520944C2 (ru) * | 2011-09-13 | 2014-06-27 | Юрий Александрович Чивель | Способ оптического мониторинга поверхности в области воздействия лазерного излучения и устройство для его осуществления |
CN104204782B (zh) | 2011-12-07 | 2016-08-17 | 牛津仪器工业产品有限公司 | 分析装置 |
RU2518292C1 (ru) * | 2013-01-24 | 2014-06-10 | Нина Валерьевна Молчан | Способ контроля структуры стали |
DE102018128754B4 (de) * | 2018-11-15 | 2021-02-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zur Elementanalyse von Materialien |
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GB772250A (en) * | 1953-11-21 | 1957-04-10 | Nat Res Dev | Spectral analysis by electrical light-sensitive means |
BE574024A (fr) * | 1957-12-21 | 1959-04-16 | Renault | Dispositif pour l'analyse chimique des materiaux par voie spectrale au moyen des cellules photo-électriques. |
FR2063713A5 (ko) * | 1969-10-28 | 1971-07-09 | Instr Controle Ana | |
FR2193200B1 (ko) * | 1972-07-19 | 1975-03-07 | Ctre Etu Rech Liants H | |
JPS5272285A (en) * | 1975-12-12 | 1977-06-16 | Nat Res Inst Metals | Apparatus for directly measuring fused substance by giant pulse laser beam |
FR2348486A1 (fr) * | 1976-04-15 | 1977-11-10 | Commissariat Energie Atomique | Procede et dispositif d'analyse d'echantillon par spectrographie d'emission utilisant un faisceau laser |
US4182574A (en) * | 1976-05-27 | 1980-01-08 | Jenoptik Jena G.M.B.H. | Arrangement for carrying out laser spectral analysis |
DD160523A1 (de) * | 1977-11-08 | 1983-08-17 | Winfried Quillfeldt | Verfahren zur verbesserung des spektrochemischen nachweisvermoegens bei laser-spektralanalysatoren |
JPS54162297A (en) * | 1978-05-15 | 1979-12-22 | Kotsukamu Indasutori Ab | Gang saw |
JPS56114746A (en) * | 1980-02-14 | 1981-09-09 | Kawasaki Steel Corp | Direct analyzing method for molten metal with pulse laser light |
JPS57100323A (en) * | 1980-12-15 | 1982-06-22 | Kawasaki Steel Corp | Method for spectrochemical analysis of steel by using laser beam |
JPS5876744A (ja) * | 1981-10-30 | 1983-05-09 | Kawasaki Steel Corp | レ−ザ発光分光分析方法 |
JPS58219438A (ja) * | 1982-06-15 | 1983-12-20 | Kawasaki Steel Corp | レ−ザ発光分光分析装置 |
JPS58219440A (ja) * | 1982-06-15 | 1983-12-20 | Kawasaki Steel Corp | レ−ザ発光分光分析方法 |
-
1984
- 1984-10-05 JP JP59209096A patent/JPS6186636A/ja active Pending
- 1984-12-14 EP EP84115416A patent/EP0176625B1/en not_active Expired
- 1984-12-14 DE DE8484115416T patent/DE3481642D1/de not_active Revoked
- 1984-12-18 CA CA000470410A patent/CA1220643A/en not_active Expired
- 1984-12-18 US US06/682,897 patent/US4645342A/en not_active Expired - Fee Related
- 1984-12-19 KR KR1019840008100A patent/KR880001527B1/ko not_active IP Right Cessation
- 1984-12-19 BR BR8406819A patent/BR8406819A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR880001527B1 (ko) | 1988-08-19 |
US4645342A (en) | 1987-02-24 |
DE3481642D1 (de) | 1990-04-19 |
EP0176625B1 (en) | 1990-03-14 |
BR8406819A (pt) | 1986-07-08 |
CA1220643A (en) | 1987-04-21 |
EP0176625A3 (en) | 1986-12-30 |
EP0176625A2 (en) | 1986-04-09 |
JPS6186636A (ja) | 1986-05-02 |
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