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We successfully demonstrated a distributed-feedback optical parametric oscillation (DFB OPO) by writing two-photon photorefractive gratings in a periodically poled lithium niobate crystal. Evidence of OPO was observed from the spectral narrowing at the 619.3 nm.
Lasers and Electro-Optics, 2003. CLEO/Pacific Rim 2003. The 5th Pacific Rim Conference on (Volume:1 )
Date of Conference: 15-19 Dec. 2003