本文采用液相合成方法合成了掺钬氟化钇钡(分子式:Ho3+ ∶BaY2F8,简称Ho∶ BYF)多晶原料,使用提拉法生长了掺钬氟化钇钡(Ho∶ BYF)激光晶体,晶体生长参数:拉速0.5~1mm/h,转速10 r/min.XRD测试表明:该晶体属于单斜晶系,空间群C2/m.测试了晶体的吸收及荧光光谱,同时计算了Ho离子对889nm泵浦光的吸收系数及吸收截面,分别为4.84 cm-1、1.26× 10-21 cm2.该吸收对应于Ho3+从基态5I5到激发态5I6的跃迁,可实现3.9 μm激光输出.
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