TY - RPRT TI - Picosecond-pulse wavelength conversion based on cascaded second-harmonic generation-difference frequency generation in a periodically poled lithium niobate waveguide. AU - Yong Wang AU - Jorge Fonseca-Campos AU - Chang-Qing Xu AU - Shiquan Yang AU - Evgueni A Ponomarev AU - Xiaoyi Bao PY - 2006 DO - 10.1364/ao.45.005391 UR - https://pubmed.ncbi.nlm.nih.gov/16826276/ ID - 16826276 ER -