CA2014366A1 - Method of determining the concentration ratio of two elements in a plasma from the intensity ratio of two spectral lines of these elements - Google Patents
Method of determining the concentration ratio of two elements in a plasma from the intensity ratio of two spectral lines of these elementsInfo
- Publication number
- CA2014366A1 CA2014366A1 CA002014366A CA2014366A CA2014366A1 CA 2014366 A1 CA2014366 A1 CA 2014366A1 CA 002014366 A CA002014366 A CA 002014366A CA 2014366 A CA2014366 A CA 2014366A CA 2014366 A1 CA2014366 A1 CA 2014366A1
- Authority
- CA
- Canada
- Prior art keywords
- elements
- concentration ratio
- cab
- substance
- determining
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000003595 spectral effect Effects 0.000 title claims abstract description 14
- 239000000126 substance Substances 0.000 claims abstract description 27
- 230000005284 excitation Effects 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 238000012417 linear regression Methods 0.000 claims description 3
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 3
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 2
- 238000001228 spectrum Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 22
- 210000002381 plasma Anatomy 0.000 description 12
- 239000011651 chromium Substances 0.000 description 10
- 229910052742 iron Inorganic materials 0.000 description 10
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 5
- 229910052804 chromium Inorganic materials 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012886 linear function Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 241000272470 Circus Species 0.000 description 1
- 241000876472 Umma Species 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- ZFXYFBGIUFBOJW-UHFFFAOYSA-N theophylline Chemical compound O=C1N(C)C(=O)N(C)C2=C1NC=N2 ZFXYFBGIUFBOJW-UHFFFAOYSA-N 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
-
- 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
- G01J2003/4435—Measuring ratio of two lines, e.g. internal standard
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physics & Mathematics (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)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
- Plasma Technology (AREA)
- Lasers (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP3911965.3 | 1989-04-12 | ||
| DE3911965A DE3911965A1 (de) | 1989-04-12 | 1989-04-12 | Verfahren zur bestimmung des konzentrationsverhaeltnisses zweier elemente eines stoffs aus dem intensitaetsverhaeltnis zweier spektrallinien dieser elemente in einem plasma dieses stoffs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2014366A1 true CA2014366A1 (en) | 1990-10-12 |
Family
ID=6378491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002014366A Abandoned CA2014366A1 (en) | 1989-04-12 | 1990-04-11 | Method of determining the concentration ratio of two elements in a plasma from the intensity ratio of two spectral lines of these elements |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0392337B1 (enExample) |
| JP (1) | JPH02293649A (enExample) |
| KR (1) | KR900016752A (enExample) |
| AT (1) | ATE101271T1 (enExample) |
| CA (1) | CA2014366A1 (enExample) |
| DE (1) | DE3911965A1 (enExample) |
| ES (1) | ES2048883T3 (enExample) |
| FI (1) | FI901797A7 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8164022B2 (en) * | 2006-12-06 | 2012-04-24 | The Regents Of The University Of Michigan | Optical sensor for quality monitoring of a welding process |
| US10024802B2 (en) | 2014-06-20 | 2018-07-17 | National Research Council Of Canada | Method for laser-induced breakdown spectroscopy and calibration |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0788063A (ja) * | 1991-05-08 | 1995-04-04 | Sharp Corp | ハンドル取付構造 |
| DE4217454B4 (de) * | 1991-05-27 | 2004-09-30 | Fuji Electric Corporate Research & Development Ltd., Yokosuka | CuInSe-2-Dünnschicht-Solarzelle und Verfahren zu ihrer Herstellung |
| FR2689976B1 (fr) * | 1992-04-14 | 1995-06-30 | Innovatique Sa | Procede et dispositif pour la determination et le controle de la composition du melange gazeux reactif utilise au cours d'un traitement thermochimique sous atmosphere rarefiee. |
| DE19505104A1 (de) * | 1995-02-15 | 1996-08-22 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Verfahren und Anordnung zur Bestimmung der Reinheit und/oder des Drucks von Gasen für elektrische Lampen |
| US5715053A (en) * | 1995-10-23 | 1998-02-03 | Loge; Gary W. | Method for determining the concentration of atomic species in gases and solids |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6186636A (ja) * | 1984-10-05 | 1986-05-02 | Kawasaki Steel Corp | 鋼のレ−ザ発光分光分析方法 |
| DE3481643D1 (de) * | 1984-12-12 | 1990-04-19 | Kawasaki Steel Co | Verfahren zur kontinuierlichen untersuchung eines verfluessigten materials. |
| DE3718672A1 (de) * | 1987-06-04 | 1988-12-15 | Metallgesellschaft Ag | Verfahren zur analyse von metallteilchen |
-
1989
- 1989-04-12 DE DE3911965A patent/DE3911965A1/de active Granted
-
1990
- 1990-04-05 AT AT90106473T patent/ATE101271T1/de not_active IP Right Cessation
- 1990-04-05 EP EP90106473A patent/EP0392337B1/de not_active Expired - Lifetime
- 1990-04-05 ES ES90106473T patent/ES2048883T3/es not_active Expired - Lifetime
- 1990-04-06 KR KR1019900004700A patent/KR900016752A/ko not_active Abandoned
- 1990-04-09 FI FI901797A patent/FI901797A7/fi not_active IP Right Cessation
- 1990-04-11 CA CA002014366A patent/CA2014366A1/en not_active Abandoned
- 1990-04-12 JP JP2095214A patent/JPH02293649A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8164022B2 (en) * | 2006-12-06 | 2012-04-24 | The Regents Of The University Of Michigan | Optical sensor for quality monitoring of a welding process |
| US10024802B2 (en) | 2014-06-20 | 2018-07-17 | National Research Council Of Canada | Method for laser-induced breakdown spectroscopy and calibration |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3911965C2 (enExample) | 1991-10-02 |
| DE3911965A1 (de) | 1990-10-18 |
| KR900016752A (ko) | 1990-11-14 |
| FI901797A7 (fi) | 1990-10-13 |
| ES2048883T3 (es) | 1994-04-01 |
| EP0392337A2 (de) | 1990-10-17 |
| EP0392337B1 (de) | 1994-02-02 |
| ATE101271T1 (de) | 1994-02-15 |
| JPH02293649A (ja) | 1990-12-04 |
| EP0392337A3 (de) | 1991-01-09 |
| FI901797A0 (fi) | 1990-04-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |