Effects of Cu incorporation as an acceptor on the thermoelectric transport properties of Cu_xBi₂Te_2.7Se_0.3 compounds

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• 关键词：Bi2Te3 ; Spark plasma sintering ; Thermoelectric ; Temperature-normalized Pisarenko plot
• 刊名：Journal of Alloys and Compounds
• 出版年：2017
• 出版时间：5 March 2017
• 年：2017
• 卷：696
• 期：Complete
• 页码：213-219
• 全文大小：1586 K
• 卷排序：696

文摘

Verification of acceptor role of Cu in Bi2Te2.7Se0.3 compounds. Effects of DOS effective mass on charge transport and Seebeck cross-over. Interpretation of transport properties by temperature-normalized Pisarenko plot. Enhancement of ZT and control of optimum operating temperature by Cu incorporation.