Combustion Diagnostics Using a Difference-Frequency-Generation Laser Tunable from 12.6 to 15 μm

M. K. Shakfa, M. Mhanna, M. Marangoni, and A. Farooq
Conference on Lasers and Electro-Optics, OSA Technical Digest, Optical Society of America, (2020)


Carbon dioxide lasers, Combustion diagnostics, Laser beams, Laser sources, Quantum cascade semiconductor lasers, Tunable lasers


​We developed a new diagnostic technique based on a widely tunable difference-frequency-generation laser for combustion studies. We applied this technique to probe benzene near 14.84 μm during its formation from propargyl radicals.




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