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Kilohertz-Rate Femtosecond-Multi-Photon-Excited Fluorescence Imaging of Atomic Species in Gas-Phase Reacting Flows

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Abstract

We demonstrate two-photon-excited, laser-induced-fluorescence (TPLIF) imaging of atomic hydrogen in flames at 1-10 kHz using 205-nm femtosecond laser excitation. Unlike traditional ns or ps laser-based approaches, fs-TPLIF images are nearly free of photolytic interference.

© 2012 Optical Society of America

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