摘要
介绍了热电发电和热电制冷的工作原理及效率,对近两年来n型热电材料研究现状进行了概述, 论及了提高热电性能的途径,指出随着能源环境危机的加剧,作为绿色环保的热电材料必将得到优先 研发并将展示出更大的应用前景。
The paper introduces work mechanism and efficiency of thermoelectric generator and refrigerator , reports current studies on the n-type thermoelectric materials and discusses the ways about how to improve thermoelectric performances. With the deterioration of energy and environment, thermoelectric materials with friend to environment must be researched preferentially and show extensive application prospect.
出处
《电工材料》
CAS
2005年第4期33-37,共5页
Electrical Engineering Materials
关键词
n型热电材料
热电优值
掺杂
声子散射
n-type thermoelectric materials
thermoelectric merit figure
doping
phonon scaterring
