采用提拉法生长出三种掺Tm3+浓度的Tm:YAG晶体.运用ICP-AEs测定Tm3+离子在Tm:YAG晶体中的分凝系数约为1.室温下测定了Tm:YAG晶体在190~900nm之间的吸收光谱及1000~4500cm-1范围内退火前后的红外吸收谱.测试结果表明,退火后3365cm-1处OH-1离子的吸收峰完全消失.说明在空气气氛下对Tm:YAG晶体进行退火处理改善了晶体的性能.
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