采用熔融-淬冷法制备了GeS2-Ga2S3-PbCl2系列样品玻璃,测试了样品从可见到中远红外的透过光谱和不同升温速率下的DTA曲线,用Kissinger法计算了析晶活化能E和晶体生长指数n.结果表明:该系列玻璃具有较宽光谱,引入PbCl2使玻璃的短波截止波长蓝移,长波截止基本不变.玻璃具有较好的热稳定性,以体积晶化一维生长方式.其中,90 (0.85GeS2-0.15Ga2S3) -10 PbCl2玻璃具有最大的析晶活化能E=134.44 kJ·mol-1,可作为研究硫系玻璃基质与微晶玻璃非线性效应的理想材料.
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