摘要
随着热电材料制备方法的多样化和性能表征手段的具体化,合金型热电材料以其优异性能在众多热电材料中脱颖而出,成为拥有高热电性能和高转换率的热电材料。主要介绍了根据适用温度划分的三类传统合金型热电材料:低温热电材料Bi_2Te_3、中温热电材料PbTe和高温热电材料SiGe,重点归纳总结了金属合金热电性能优化方法,最后概述了其实际应用领域并展望其未来的发展前景。
With the diversification of thermoelectric materials preparation methods and the development of characterization technologies,Traditional alloy type thermoelectric materials with excellent performance become the best candidate among various thermoelectric materials,which shows a higher thermoelectric properties and conversion rate.The traditional metal alloy type thermoelectric materials was introduced according to the working temperature,which were classified into low temperature thermoelectric material Bi2Te3,medium temperature thermoelectric material PbTe and high temperature thermoelectric material SiGe.Then,the thermoelectric properties"optimization methods were reviewed and discussed.Finally,the applications of thermoelectric devices based on semiconductor metal alloy were mentioned.The future development of semiconductor metal alloy thermoelectric materials was proposed.
作者
王美涵
王新宇
雷浩
邰凯平
侯朝霞
WANG Mei-han;WANG Xin-yu;LEI Hao;TAI Kai-ping;HOU Zhao-xia(School of Mechanical Engineering, Shenyang University, Shenyang 110044, China;Surface Engineering of Materials Division, Institute of Metal Research, CAS, Shenyang 110016, China;Functional Films and Interfaces Division, Institute of Metal Research, CAS, Shenyang 110016, China)
出处
《人工晶体学报》
CSCD
北大核心
2017年第10期2067-2072,2076,共7页
Journal of Synthetic Crystals
基金
国家自然科学基金青年基金(51402310
51302175)
辽宁省优秀人才支持计划资助项目(LJQ2014132)
关键词
热电材料
半导体金属合金
性能优化
热电器件
thermoelectric material
semiconductor metal alloy
performance optimization
thermoelectric device
