LaBr3 ∶Ce、LuI3 ∶Ce、SrI2 ∶Eu等新型卤化物闪烁晶体因其高光输出、高能量分辨率等优异的闪烁特性而引起人们的广泛关注.高纯无水稀土卤化物是生长上述闪烁晶体所必需的原料,但其制备困难和高昂成本,严重制约了这些晶体的发展和应用.本文报道了无水LaBr3、CeBr3、LaCl3、CeCl3、LuI3、GdI3、YI3、CeI3、EuI2等常用稀土卤化物的制备方法,并对其有效表征手段进行了介绍.
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