坩埚底角形状对提拉法生长同成分铌酸锂晶体的影响

郝永鑫, 秦娟, 孙军, 杨金凤, 李清连, 黄贵军, 许京军

Impact of Crucible Bottom Shape on the Growth of Congruent Lithium Niobate Crystals by Czochralski Method

HAO Yongxin, QIN Juan, SUN Jun, YANG Jinfeng, LI Qinglian, HUANG Guijun, XU Jingjun

图8 使用底部弧角坩埚生长的晶体照片(第4-7次实验)

Fig. 8 Pictures of crystals grown by using crucible with curved bottom corner (experiments 4-7) (a) Side of crystal CLN-CC-1; (b) Bottom interface of crystal CLN-CC-1; (c) Side of crystal CLN-CC-2; (d) Bottom interface of crystal CLN-CC-2; (e) Side of crystal CLN-CC-3; (f) Bottom interface of crystal CLN-CC-3; (g) Side of crystal CLN-CC-4; (h) Bottom interface of crystal CLN-CC-4