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钨酸铅晶体的比热、热扩散率和热导率及其与晶向的关系

文献类型:期刊论文

作者蔡岸 ; 杨莉萍 ; 任国浩 ; 陈江平 ; 奚同庚 ; 徐子君
刊名J. Chem. Eng. Data
出版日期2011-05-18
卷号56期号:5页码:2202-2204
ISSN号0021-9568
其他题名Specific Heat and Thermal Diffusivity and Conductivity of PbWO4 Single Crystal Related to Its Crystal Orientation at (300 to 673) K
通讯作者蔡岸
中文摘要Lead tungstate (PbWO4, PWO) single crystal has been chosen as a new generation scintillation material. The specific heat and thermal diffusivity of PWO single crystal grown by vertical Bridgman technique is investigated for the first time by Differential Scanning Calorimetry (DSC) and a laser flash technique at (300 to 673) K, respectively. The thermal conductivity is calculated and it exhibits an anisotropy with the values along [100] axis (Kx,y) higher than that along [001] axis(Kz), which is 2.40 W?m-1?K-1 and 2.00 W?m-1?K-1 at room temperature respectively. Due to heavier element of Pb atom, the PWO crystal has higher degree of anharmonicity of lattice vibrations and thus has a smaller thermal conductivity than another scintillation material Bismuth Germanate (BGO).
学科主题工程热物理
收录类别SCI收录
原文出处http://pubs.acs.org/doi/abs/10.1021/je101227g
语种英语
公开日期2012-07-04
源URL[http://ir.sic.ac.cn/handle/331005/1121]  
专题上海硅酸盐研究所_无机材料分析测试中心_期刊论文
推荐引用方式
GB/T 7714
蔡岸,杨莉萍,任国浩,等. 钨酸铅晶体的比热、热扩散率和热导率及其与晶向的关系[J]. J. Chem. Eng. Data,2011,56(5):2202-2204.
APA 蔡岸,杨莉萍,任国浩,陈江平,奚同庚,&徐子君.(2011).钨酸铅晶体的比热、热扩散率和热导率及其与晶向的关系.J. Chem. Eng. Data,56(5),2202-2204.
MLA 蔡岸,et al."钨酸铅晶体的比热、热扩散率和热导率及其与晶向的关系".J. Chem. Eng. Data 56.5(2011):2202-2204.

入库方式: OAI收割

来源:上海硅酸盐研究所

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