平顶光束在BBO单晶和孪晶中的倍频效应

刘琦王燕王晓艳白丽华张惠芳

Second harmonic generation of flat-topped beams in single and twin BBO crystal

LIU Qi, WANG Yan, WANG Xiao-yan, BAI Li-hua, ZHANG Hui-fang

量子电子学报 . 2015, (2): 198 -204 .