Fast preparation and thermoelectric properties of Zn4Sb3 by HPHT

被引:1
|
作者
Su, Taichao [1 ]
Zhu, Hongyu [2 ]
Ma, Hongan [3 ]
Li, Shangsheng [1 ]
Hu, Meihua [1 ]
Li, Xiaolei [1 ]
Yu, Fengrong [4 ]
Tian, Yongjun [4 ]
Jia, Xiaopeng [1 ,3 ]
机构
[1] Henan Polytech Univ, Inst Mat Sci & Engn, Jiaozuo 454000, Peoples R China
[2] Henan Polytech Univ, Inst Chem & Phys, Jiaozuo 454000, Peoples R China
[3] Jinlin Univ, Natl Lab Superhard Mat, Changchun 130012, Peoples R China
[4] Yanshan Univ, Natl Lab Metastable Mat Sci & Technol, Qinhuangdao 066004, Peoples R China
来源
MATERIALS SCIENCE-POLAND | 2012年 / 30卷 / 04期
基金
美国国家科学基金会;
关键词
thermoelectric properties; HPHT; Zn4Sb3; TRANSPORT;
D O I
10.2478/s13536-012-0043-y
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
In this paper, crack-free bulk thermoelectric material Zn4Sb3 was prepared rapidly by high pressure and high temperature (HPHT) method. Near a single-phase Zn4Sb3 specimen was obtained using nominal stoichiometric powder mixtures, which were indexed by powder X-ray diffraction. The temperature-dependent thermoelectric properties including the Seebeck coefficient and electrical resistivity were studied. The maximum power factor of Zn4Sb3 specimen prepared by HPHT reaches 10.8 mu W/(cmK(2)) at 637 K, which is comparable to the published data. The results show that the HPHT offers potential processing route to produce the thermoelectric material Zn4Sb3 quickly and effectively.
引用
收藏
页码:355 / 358
页数:4
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