We got the conclusion that in order to get high quality crystal, we should degrade the fluctuate between temperature , concentration and growing speed.

• 缺陷的产生与生长条件和工艺关系密切，要尽量减少生长过程中的温度、浓度随生长速率的波动，保持晶体稳态生长，以便获得高质量晶体。