| 热压工艺参数对N型(Bi2Te3)0.90(Sb2Te3)0.05(Sb2Se3)0.05热电材料电学性能的影响 |
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| 引用本文： | 吕强,荣剑英,赵磊,张红晨,胡建民,信江波.热压工艺参数对N型(Bi2Te3)0.90(Sb2Te3)0.05(Sb2Se3)0.05热电材料电学性能的影响[J].人工晶体学报,2005,34(5):931-935. |
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| 作者姓名： | 吕强 荣剑英 赵磊 张红晨 胡建民 信江波 |
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| 作者单位： | 1. 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
2. 哈尔滨师范大学物理系,哈尔滨,150025 |
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| 基金项目： | 教育部科学技术研究重点项目（No.00163）;哈尔滨市重点科技攻关计划项目（No.01112110024）;黑龙江省教育厅科学技术计划项目（No.10541091） |
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| 摘 要： | 通过熔炼／研磨／热压方法制备了N型（Bi2Te3）0.90（Sb2Te3）0．05（Sb2Se3）0．05热压合金样品，测量了由不同工艺参数（热压温度、热压压力）制备的样品的Seebeck系数和电导率。分析了热压参数对热电性能产生的影响。特别是发现了在实验压力范围内增加热压压力会使热压样品的Seebeek系数和电导率都有所提高，这与Seebeck系数和电导率通常变化趋势相反的规律有显著差异，其结果对热压样品的电学性能提高有积极的影响。
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| 关 键 词： | 热电材料 热压 Seebeck系数 工艺参数 |
| 文章编号： | 1000-985X（2005）04-0931-05 |
| 收稿时间： | 01 5 2005 12:00AM |
| 修稿时间： | 2005-01-05 |
Influence of Process Parameters on the Electrical Properties of N-type (Bi2Te3)0.90(Sb2Te3) 0.05(Sb2Se3)0.05 Thermoelectric Materials by the Hot-pressing Method |
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| LU Qiang,RONG Jian-ying,ZHAO Lei,ZHANG Hong-chen,HU Jian-min,XIN Jiang-bo.Influence of Process Parameters on the Electrical Properties of N-type (Bi2Te3)0.90(Sb2Te3) 0.05(Sb2Se3)0.05 Thermoelectric Materials by the Hot-pressing Method[J].Journal of Synthetic Crystals,2005,34(5):931-935. |
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| Authors: | LU Qiang RONG Jian-ying ZHAO Lei ZHANG Hong-chen HU Jian-min XIN Jiang-bo |
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| Institution: | 1. Department of Physics, Harbin Normal University,Harbin 150025, China; 2. Mudanjiang Medical College,Mudanjiang 157011, China |
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| Abstract: | Seebeck coefficient and electrical conductivity of the N-type(Bi_2Te_3)_(0.90)(Sb_2Te_3)_(0.05)(Sb_2Se_3)_(0.05) alloys prepared by melting/grinding/hot-pressing method under different process parameters(temperature and the pressure of hot-pressing)were measured and the effects of process parameters were analyzed.It has been found that the pressure of hot-pressing has a very important role in enhancing both Seebeck coefficient and electrical conductivity.The better electrical properties may be obtained. |
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| Keywords: | thermoelectric materials hot-pressing seebeck coefficient process parameters |
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