掺Nd钒酸盐晶体热导率的拉曼光谱研究

1.济南大学理学院物理系,济南,250022

2.济南大学理学院物理系,济南,250022

3.济南大学理学院物理系,济南,250022

4.济南大学理学院物理系,济南,250022

5.济南大学理学院物理系,济南,250022

6.济南大学理学院物理系,济南,250022

基金项目: 济南大学校科研和教改项目(Y0512)

Raman Spectra Study of Thermal Conductivity of Nd-doped Vanadate Crystals

运用晶格动力学观点推导了热导率与积分拉曼散射强度的关系,测量了Nd:YVO4 (简称NYV)和Nd:GdVO4 (简称NGV)不同配置下的高温拉曼光谱和其a、c向的热导率,理论与实验非常吻合.

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