TY - RPRT TI - Surface-emitted terahertz-wave difference-frequency generation in two-dimensional periodically poled lithium niobate. AU - Yuzo Sasaki AU - Yuri Avetisyan AU - Hiroyuki Yokoyama AU - Hiromasa Ito PY - 2005 DO - 10.1364/ol.30.002927 UR - https://pubmed.ncbi.nlm.nih.gov/16279471/ ID - 16279471 ER -