Backward lasing for range-resolved detection of atomic hydrogen in a methane-oxygen flame

Maria Ruchkina; Pengji Ding; Andreas Ehn; Marcus Aldén; Joakim Bood

doi:10.1364/LACSEA.2018.LTu2C.2

Imaging and Applied Optics 2018 (3D, AO, AIO, COSI, DH, IS, LACSEA, LS&C, MATH, pcAOP)
OSA Technical Digest (Optica Publishing Group, 2018),
paper LTu2C.2
•https://doi.org/10.1364/LACSEA.2018.LTu2C.2

Backward lasing for range-resolved detection of atomic hydrogen in a methane-oxygen flame

Maria Ruchkina, Pengji Ding, Andreas Ehn, Marcus Aldén, and Joakim Bood

Laser Applications to Chemical, Security and Environmental Analysis 2018

Orlando, Florida United States
25–28 June 2018
ISBN: 978-1-943580-44-6

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Combustion Diagnostics I (LTu2C)

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M. Ruchkina, P. Ding, A. Ehn, M. Aldén, and J. Bood, "Backward lasing for range-resolved detection of atomic hydrogen in a methane-oxygen flame," in Imaging and Applied Optics 2018 (3D, AO, AIO, COSI, DH, IS, LACSEA, LS&C, MATH, pcAOP), OSA Technical Digest (Optica Publishing Group, 2018), paper LTu2C.2.

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Abstract

We demonstrate range-resolved detection of atomic hydrogen in methane/oxygen flames based on 2-photon excited backward lasing using 205-nm femtosecond laser pulses. Range resolution is achieved by temporally resolving the backward emission with a streak camera.

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