Sökning: onr:"swepub:oai:DiVA.org:ltu-12946" >
Stimulated Raman sc...
Stimulated Raman scattering detection for chemically specific time-resolved imaging of gases
-
- Amer, Eynas (författare)
- Luleå tekniska universitet,Strömningslära och experimentell mekanik
-
- Gren, Per (författare)
- Luleå tekniska universitet,Strömningslära och experimentell mekanik
-
- Edenharder, Stefan (författare)
- Institut für Technische Optik, Universität Stuttgart
-
visa fler...
-
- Sjödahl, Mikael (författare)
- Luleå tekniska universitet,Strömningslära och experimentell mekanik
-
visa färre...
-
(creator_code:org_t)
- 2016
- 2016
- Engelska.
-
Ingår i: Optics Express. - 1094-4087. ; 24:9, s. 9984-9993
- Relaterad länk:
-
https://urn.kb.se/re...
-
visa fler...
-
https://doi.org/10.1...
-
visa färre...
Abstract
Ämnesord
Stäng
- stimulated Raman scattering (SRS) imaging technique based on spatial modulation of the pump beam has been used to study gases. The SRS gain signal was separated from the Stokes beam background in the spatial frequency domain. The SRS signal shows linear behaviour with the gas pressure at a range from 1.0 to 8.0 bars. The signal is linearly proportional to the pump beam intensity while it is enhanced with increasing the Stokes beam intensity to a certain limit than it saturates. Further, the chemical specificity of the technique has been investigated. Two sharp peaks with line width at half maximum of about 0.30 nm have been obtained at Stokes beam wavelengths of 629.93 nm and 634.05 nm corresponding to the methane and ethylene gases, respectively. The results show that SRS imaging is a promising technique to provide chemical specificity as well as spatial and temporal information of gaseous species
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Maskinteknik -- Teknisk mekanik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Mechanical Engineering -- Applied Mechanics (hsv//eng)
Nyckelord
- Experimental Mechanics
- Experimentell mekanik
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
Hitta via bibliotek
Till lärosätets databas