FR2475731A1 - Cuvette pour la spectroscopie par absorption atomique sans flamme et son procede de fabrication - Google Patents
Cuvette pour la spectroscopie par absorption atomique sans flamme et son procede de fabrication Download PDFInfo
- Publication number
- FR2475731A1 FR2475731A1 FR8102135A FR8102135A FR2475731A1 FR 2475731 A1 FR2475731 A1 FR 2475731A1 FR 8102135 A FR8102135 A FR 8102135A FR 8102135 A FR8102135 A FR 8102135A FR 2475731 A1 FR2475731 A1 FR 2475731A1
- Authority
- FR
- France
- Prior art keywords
- layer
- carbon
- pyrolytic graphite
- graphite
- sample
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 14
- 238000001479 atomic absorption spectroscopy Methods 0.000 title claims description 10
- 238000004519 manufacturing process Methods 0.000 title description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 89
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 45
- 239000010439 graphite Substances 0.000 claims abstract description 45
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 31
- 239000004071 soot Substances 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 9
- 239000000839 emulsion Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 3
- 239000003995 emulsifying agent Substances 0.000 claims description 2
- 150000001768 cations Chemical class 0.000 claims 1
- 239000010410 layer Substances 0.000 abstract description 28
- 230000004913 activation Effects 0.000 abstract description 8
- 239000011241 protective layer Substances 0.000 abstract description 6
- 230000001603 reducing effect Effects 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000004611 spectroscopical analysis Methods 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 230000009257 reactivity Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 3
- 239000011028 pyrite Substances 0.000 description 3
- 229910052683 pyrite Inorganic materials 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000007792 gaseous phase Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000002101 lytic effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- WTEVQBCEXWBHNA-YFHOEESVSA-N neral Chemical compound CC(C)=CCC\C(C)=C/C=O WTEVQBCEXWBHNA-YFHOEESVSA-N 0.000 description 2
- -1 oxy- Chemical class 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- WTEVQBCEXWBHNA-UHFFFAOYSA-N Citral Natural products CC(C)=CCCC(C)=CC=O WTEVQBCEXWBHNA-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000004847 absorption spectroscopy Methods 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005234 chemical deposition Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- WTEVQBCEXWBHNA-JXMROGBWSA-N citral A Natural products CC(C)=CCC\C(C)=C\C=O WTEVQBCEXWBHNA-JXMROGBWSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002934 lysing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 238000005289 physical deposition Methods 0.000 description 1
- 238000005240 physical vapour deposition Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000013585 weight reducing agent 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (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)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3004812A DE3004812C2 (de) | 1980-02-09 | 1980-02-09 | Küvette für die flammenlose Atom-Absorptions-Spektrokopie und Verfahren zu deren Herstellung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2475731A1 true FR2475731A1 (fr) | 1981-08-14 |
| FR2475731B1 FR2475731B1 (enExample) | 1984-04-27 |
Family
ID=6094178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8102135A Granted FR2475731A1 (fr) | 1980-02-09 | 1981-02-04 | Cuvette pour la spectroscopie par absorption atomique sans flamme et son procede de fabrication |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4367246A (enExample) |
| JP (1) | JPS56126743A (enExample) |
| DE (1) | DE3004812C2 (enExample) |
| FR (1) | FR2475731A1 (enExample) |
| GB (1) | GB2072640B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0088475A3 (de) * | 1982-03-08 | 1984-11-28 | Philips Patentverwaltung GmbH | Cuvette für die Atom-Absorptions-Spektrometrie |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3720376A1 (de) * | 1987-06-19 | 1988-12-29 | Bodenseewerk Perkin Elmer Co | Ofen zur elektrothermischen atomisierung fuer die atomabsorptions-spektroskopie |
| US5435889A (en) * | 1988-11-29 | 1995-07-25 | Chromalloy Gas Turbine Corporation | Preparation and coating of composite surfaces |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3936535A (en) * | 1972-02-12 | 1976-02-03 | Sigri Elektrographit Gmbh | Method of producing fiber-reinforced composite members |
| US4082460A (en) * | 1975-12-29 | 1978-04-04 | Bodenseewerk Perkin-Elmer & Co., Gmbh | Graphite tube for use in a flameless atomic absorption spectrometer |
| FR2378268A1 (fr) * | 1977-01-20 | 1978-08-18 | Philips Nv | Cuvette pour spectroscopie par absorption atomique sans flamme |
| FR2428465A1 (fr) * | 1978-06-12 | 1980-01-11 | Philips Nv | Procede pour la realisation de cuvettes pour la spectroscopie par absorption atomique sans flammes |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3854979A (en) * | 1972-06-29 | 1974-12-17 | Aerospace Corp | Process for applying glassy carbon coatings |
| US3819279A (en) * | 1973-04-20 | 1974-06-25 | Bodenseewerk Perkin Elmer Co | Sample atomizing device having a radiation absorbing protective jacket for flameless atomic absorption spectroscopy |
| DE2554950C2 (de) * | 1975-12-06 | 1983-12-29 | Bodenseewerk Perkin-Elmer & Co GmbH, 7770 Überlingen | Graphitrohr zum Atomisieren von Proben bei der flammenlosen Atomabsorptions-Spektroskopie |
| CH646126A5 (de) * | 1977-04-23 | 1984-11-15 | Luhleich Hartmut | Graphitkoerper mit korrosionsfester schutzschicht sowie verfahren zu dessen herstellung. |
-
1980
- 1980-02-09 DE DE3004812A patent/DE3004812C2/de not_active Expired
-
1981
- 1981-02-02 US US06/230,831 patent/US4367246A/en not_active Expired - Fee Related
- 1981-02-04 FR FR8102135A patent/FR2475731A1/fr active Granted
- 1981-02-06 GB GB8103688A patent/GB2072640B/en not_active Expired
- 1981-02-07 JP JP1632081A patent/JPS56126743A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3936535A (en) * | 1972-02-12 | 1976-02-03 | Sigri Elektrographit Gmbh | Method of producing fiber-reinforced composite members |
| US4082460A (en) * | 1975-12-29 | 1978-04-04 | Bodenseewerk Perkin-Elmer & Co., Gmbh | Graphite tube for use in a flameless atomic absorption spectrometer |
| FR2378268A1 (fr) * | 1977-01-20 | 1978-08-18 | Philips Nv | Cuvette pour spectroscopie par absorption atomique sans flamme |
| FR2428465A1 (fr) * | 1978-06-12 | 1980-01-11 | Philips Nv | Procede pour la realisation de cuvettes pour la spectroscopie par absorption atomique sans flammes |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0088475A3 (de) * | 1982-03-08 | 1984-11-28 | Philips Patentverwaltung GmbH | Cuvette für die Atom-Absorptions-Spektrometrie |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56126743A (en) | 1981-10-05 |
| DE3004812A1 (de) | 1981-08-20 |
| FR2475731B1 (enExample) | 1984-04-27 |
| US4367246A (en) | 1983-01-04 |
| DE3004812C2 (de) | 1986-11-20 |
| JPS6251419B2 (enExample) | 1987-10-29 |
| GB2072640B (en) | 1984-10-24 |
| GB2072640A (en) | 1981-10-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |