N型赝三元机械合金化冷压烧结热电材料的制备及其性能

人工晶体学报, 2005, 34(6): 1074-1078. doi: 10.3969/j.issn.1000-985X.2005.06.018

N型赝三元机械合金化冷压烧结热电材料的制备及其性能

胡建民 ^1, , 吕强 ^2, , 荣剑英 ^3, , 信江波 ^4, , 王月媛 ^5,

1.哈尔滨师范大学物理系,哈尔滨,150025;哈尔滨师范大学阿城学院物理系,150301

2.哈尔滨师范大学物理系,哈尔滨,150025;牡丹江医学院电子技术教研室,牡丹江,157011

3.哈尔滨师范大学物理系,哈尔滨,150025

4.哈尔滨师范大学物理系,哈尔滨,150025

5.哈尔滨师范大学阿城学院物理系,150301

基金项目: 重庆市应用基础研究基金(00163) 黑龙江省哈尔滨市科技攻关项目(01112110024) 黑龙江省教育厅科学技术研究项目(10541091)

关键词：赝三元热电材料 , 机械合金化 , 冷压 , 烧结

Properties of N-type Pseudo-ternary Thermoelectric Materials Prepared by Mechanical Alloying and Cold-pressing and Sintering Methods

本文采用机械合金化法成功制备了N型赝三元(Bi2Te3-Sb2Te3-Sb2Se3)合金粉体材料,该材料颗粒均匀、细小,颗粒尺寸在10～100nm量级.在此基础上采用冷压烧结法制备了N型赝三元机械合金化冷压烧结热电材料.研究了这种热电材料的电导率、塞贝克系数与烧结温度的关系.

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N型赝三元机械合金化冷压烧结热电材料的制备及其性能

Properties of N-type Pseudo-ternary Thermoelectric Materials Prepared by Mechanical Alloying and Cold-pressing and Sintering Methods

参考文献