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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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钨酸铅晶体的红外反射谱
Abstract:
采用提拉法生长了钨酸铅(PbWO4,PWO)晶体。室温下测量了PWO晶体的红外反射谱,观察到7个反射峰,分别位于84,125,260,298,381,785cm-1和854cm-1,对各个反射峰进行了振动归属;利用Kramers-Kronig(K-K)关系对样品的红外反射谱进行数据处理,获得晶体的静态介电常数ε0=5.25,高频介电常数ε∞=4.30,横光学声子频率ωT=769.92cm-1和纵光学声子频率ωL=881.19cm-1等物理参量。
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