DE2949275A1 - Kuevette fuer die flammenlose atom-absorptions-spektroskopie und verfahren zu deren herstellung - Google Patents
Kuevette fuer die flammenlose atom-absorptions-spektroskopie und verfahren zu deren herstellungInfo
- Publication number
- DE2949275A1 DE2949275A1 DE19792949275 DE2949275A DE2949275A1 DE 2949275 A1 DE2949275 A1 DE 2949275A1 DE 19792949275 DE19792949275 DE 19792949275 DE 2949275 A DE2949275 A DE 2949275A DE 2949275 A1 DE2949275 A1 DE 2949275A1
- Authority
- DE
- Germany
- Prior art keywords
- pyrolytic graphite
- cuvette
- layer
- graphite
- deposition
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 12
- 238000001479 atomic absorption spectroscopy Methods 0.000 title claims description 10
- 238000004519 manufacturing process Methods 0.000 title description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 46
- 229910002804 graphite Inorganic materials 0.000 claims description 40
- 239000010439 graphite Substances 0.000 claims description 40
- 230000008021 deposition Effects 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 239000000758 substrate Substances 0.000 description 16
- 238000000576 coating method Methods 0.000 description 12
- 238000000151 deposition Methods 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 6
- 238000000227 grinding Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- LGDAGYXJBDILKZ-UHFFFAOYSA-N [2-methyl-1,1-dioxo-3-(pyridin-2-ylcarbamoyl)-1$l^{6},2-benzothiazin-4-yl] 2,2-dimethylpropanoate Chemical compound CC(C)(C)C(=O)OC=1C2=CC=CC=C2S(=O)(=O)N(C)C=1C(=O)NC1=CC=CC=N1 LGDAGYXJBDILKZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910021397 glassy carbon Inorganic materials 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000407 epitaxy Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 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
- G01N21/71—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
- G01N21/74—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited using flameless atomising, e.g. graphite furnaces
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
- C04B35/522—Graphite
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/01—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes on temporary substrates, e.g. substrates subsequently removed by etching
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- General Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (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 Or Analysing Materials By Optical Means (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792949275 DE2949275A1 (de) | 1979-12-07 | 1979-12-07 | Kuevette fuer die flammenlose atom-absorptions-spektroskopie und verfahren zu deren herstellung |
| FR8025453A FR2471599B1 (enrdf_load_stackoverflow) | 1979-12-07 | 1980-12-01 | |
| GB8038729A GB2064500B (en) | 1979-12-07 | 1980-12-03 | Crucible for flameless atomic absorption spectroscopy and a method of making it |
| JP17033880A JPS5692434A (en) | 1979-12-07 | 1980-12-04 | Thermally cracked graphite grucible and producing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792949275 DE2949275A1 (de) | 1979-12-07 | 1979-12-07 | Kuevette fuer die flammenlose atom-absorptions-spektroskopie und verfahren zu deren herstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2949275A1 true DE2949275A1 (de) | 1981-06-25 |
Family
ID=6087845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792949275 Ceased DE2949275A1 (de) | 1979-12-07 | 1979-12-07 | Kuevette fuer die flammenlose atom-absorptions-spektroskopie und verfahren zu deren herstellung |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5692434A (enrdf_load_stackoverflow) |
| DE (1) | DE2949275A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2471599B1 (enrdf_load_stackoverflow) |
| GB (1) | GB2064500B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4917493A (en) * | 1987-06-19 | 1990-04-17 | The Perkin-Elmer Corporation | Furnace for electrothermal atomization of samples for analysis by atomic absorption spectrophotometry |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3208247A1 (de) * | 1982-03-08 | 1983-09-22 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Cuvette fuer die atom-absorptions-spektrometrie |
| DE3208744A1 (de) * | 1982-03-11 | 1983-09-22 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Rohrcuvette fuer die atomabsorptionsspektrometrie |
| DE3239253A1 (de) * | 1982-10-23 | 1984-04-26 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Rohrcuvette fuer die atomabsorptionsspektrometrie |
| GB2144871A (en) * | 1983-08-03 | 1985-03-13 | Philips Electronic Associated | Tube cell for atomic absorption spectrophotometry |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1615272A1 (de) * | 1966-05-10 | 1970-06-18 | Gen Electric | Widerstandsheizelement aus pyrolytischem Graphit |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2450261C3 (de) * | 1974-10-23 | 1980-06-26 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Verfahren zur Herstellung von Gitterelektroden für Elektronenröhren |
| DE2702189C2 (de) * | 1977-01-20 | 1985-05-30 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Küvette für die flammenlose Atom- Absorptions-Spektroskopie |
-
1979
- 1979-12-07 DE DE19792949275 patent/DE2949275A1/de not_active Ceased
-
1980
- 1980-12-01 FR FR8025453A patent/FR2471599B1/fr not_active Expired
- 1980-12-03 GB GB8038729A patent/GB2064500B/en not_active Expired
- 1980-12-04 JP JP17033880A patent/JPS5692434A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1615272A1 (de) * | 1966-05-10 | 1970-06-18 | Gen Electric | Widerstandsheizelement aus pyrolytischem Graphit |
Non-Patent Citations (3)
| Title |
|---|
| Analytical Chemistry, Vol 44, No. 9, August 1972, S. 1718-1720 * |
| Philips Techniche Rundschau, Jg. 28, Nr. 5/6, 1967, S. 143-155 * |
| Philips Techniche Rundschau, Jg. 37, Nr. 8, 1977/78, S. 205-213 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4917493A (en) * | 1987-06-19 | 1990-04-17 | The Perkin-Elmer Corporation | Furnace for electrothermal atomization of samples for analysis by atomic absorption spectrophotometry |
| EP0295667A3 (en) * | 1987-06-19 | 1990-11-07 | The Perkin-Elmer Corporation | Furnace for electrothermal atomization of samples for analysis by atomic absorption spectrophotometry |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5692434A (en) | 1981-07-27 |
| FR2471599B1 (enrdf_load_stackoverflow) | 1983-12-16 |
| FR2471599A1 (enrdf_load_stackoverflow) | 1981-06-19 |
| JPS6333660B2 (enrdf_load_stackoverflow) | 1988-07-06 |
| GB2064500B (en) | 1983-06-08 |
| GB2064500A (en) | 1981-06-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: G01N 21/74 |
|
| 8131 | Rejection |