Blue and Orange Two-Color CW Laser Based on Single-Pass Second-Harmonic and Sum-Frequency Generation in MgO:PPLN. - Choge, Dismas K.; Chen, Huai-Xi; Xu, Yi-Bin; Guo, Lei; Li, Guang-Wei; Liang, Wan-Guo (Applied Sciences (2076-3417), 2018)