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Abstract:
为了研究不同球磨时间对CoSb3热电性能的影响,采用高能球磨(MM)和放电等离子烧结法(SPS)制备了CoSb3块体,用X射线衍射仪分析了样品的相组成,并用电常数测试仪和激光热导仪测试了样品的热电性能.试验结果表明,球磨时间为2~20 h的粉末经烧结后都可得到单相的CoSb3块体,所得样品具有典型的半导体电学特征,多数样品在测试温度下的热电优值ZT大小相近,并在300~400℃有较大值,其中最大值为球磨5h的样品在400℃时的0.057 1.
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兵器材料科学与工程
ISSN: 1004-244X
Year: 2006
Issue: 4
Volume: 29
Page: 50-52
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 2
Chinese Cited Count:
30 Days PV: 14
Affiliated Colleges: