Characteristics of the OPG System USIG Quasiphase-Matched Nonlinear Crystals for 1.6 μm CO2 DialYasukuni Shibata, Chikao Nagasawa and Makoto AboEPJ Web of Conferences, 119 (2016) 17011DOI: https://doi.org/10.1051/epjconf/201611917011