PULSED LASER PHOTOACOUSTIC SPECTROSCOPY OF GASES
| Autor: | D.D. Markusev, George H. Atkinson, A.Dj. Petrovic, J. Jovanovic-Kurepa, P. Vujkovic Cvijin, M. Terzic |
|---|---|
| Jazyk: | angličtina |
| Rok vydání: | 1991 |
| Předmět: |
Pulsed laser
Materials science Spectrometer business.industry 010401 analytical chemistry Analytical chemistry General Physics and Astronomy 01 natural sciences Signal 0104 chemical sciences 010309 optics Optics Temporal resolution [PHYS.HIST]Physics [physics]/Physics archives 0103 physical sciences Absorption (electromagnetic radiation) business Sensitivity (electronics) Photoacoustic spectroscopy Excitation |
| Zdroj: | Journal de Physique IV Proceedings Journal de Physique IV Proceedings, EDP Sciences, 1991, 01 (C7), pp.C7-477-C7-480. ⟨10.1051/jp4:19917126⟩ |
| ISSN: | 1155-4339 1764-7177 |
| DOI: | 10.1051/jp4:19917126⟩ |
| Popis: | Pulsed laser photoacoustic spectrometer based on CO2 laser excitation is reported. Advantage has been taken of the temporal resolution of the gas absorption signal relative to that of the background. Detection sensitivity of 1.5 ppbv ethyene (4.9x10-8cm-1) is achieved. |
| Databáze: | OpenAIRE |
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