DE2229356A1 - Verfahren und vorrichtung zur modulation der strahlung in infrarot-gasanalysatoren - Google Patents
Verfahren und vorrichtung zur modulation der strahlung in infrarot-gasanalysatorenInfo
- Publication number
- DE2229356A1 DE2229356A1 DE19722229356 DE2229356A DE2229356A1 DE 2229356 A1 DE2229356 A1 DE 2229356A1 DE 19722229356 DE19722229356 DE 19722229356 DE 2229356 A DE2229356 A DE 2229356A DE 2229356 A1 DE2229356 A1 DE 2229356A1
- Authority
- DE
- Germany
- Prior art keywords
- radiation
- displacement body
- gas
- infrared
- infrared radiation
- 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.)
- Pending
Links
- 230000005855 radiation Effects 0.000 title claims description 37
- 238000000034 method Methods 0.000 title claims description 14
- 239000007789 gas Substances 0.000 claims description 21
- 238000006073 displacement reaction Methods 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000002277 temperature effect Effects 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/37—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using pneumatic detection
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (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)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16115272A DD99860A1 (enExample) | 1972-02-28 | 1972-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2229356A1 true DE2229356A1 (de) | 1973-09-13 |
Family
ID=5485485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722229356 Pending DE2229356A1 (de) | 1972-02-28 | 1972-06-16 | Verfahren und vorrichtung zur modulation der strahlung in infrarot-gasanalysatoren |
Country Status (2)
| Country | Link |
|---|---|
| DD (1) | DD99860A1 (enExample) |
| DE (1) | DE2229356A1 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4598201A (en) * | 1984-08-09 | 1986-07-01 | Mine Safety Appliances Company | Infrared fluid analyzer employing a pneumatic detector |
| DE4413670A1 (de) * | 1993-04-21 | 1995-03-02 | Palocz Andresen Michael Dr Ing | Gerät für Infrarotanalysen von insbesondere gasförmigen Stoffen |
-
1972
- 1972-02-28 DD DD16115272A patent/DD99860A1/xx unknown
- 1972-06-16 DE DE19722229356 patent/DE2229356A1/de active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4598201A (en) * | 1984-08-09 | 1986-07-01 | Mine Safety Appliances Company | Infrared fluid analyzer employing a pneumatic detector |
| DE4413670A1 (de) * | 1993-04-21 | 1995-03-02 | Palocz Andresen Michael Dr Ing | Gerät für Infrarotanalysen von insbesondere gasförmigen Stoffen |
| DE4413670C2 (de) * | 1993-04-21 | 1998-02-12 | Palocz Andresen Michael Dr Ing | Infrarot-Gasanalysator |
Also Published As
| Publication number | Publication date |
|---|---|
| DD99860A1 (enExample) | 1973-08-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |