- Mid-infrared trace gas detection using continuous-wave difference frequency generation in periodically poled RbTiOAsO4W Chen
MREID Universite du Littoral, Dunkerque, France
Appl Phys B 72:873-6. 2001..02 cm-1/degree C were achieved. Experimental details regarding the feasibility of trace gas detection based on absorption spectroscopy of CO2 in ambient air using this DFG radiation source are also described...
- Trace gas absorption spectroscopy using laser difference-frequency spectrometer for environmental applicationW Chen
MREID, Universite du Littoral, Dunkerque, France
Laser Phys 11:594-9. 2001..On-line measurements of concentration of various hydrocarbons, such as acetylene, benzene, and ethylene, were investigated using high-resolution DFG trace gas spectroscopy for highly sensitive detection...