AgSbTe基合金具有良好的热学和电学性能,在发电和制冷领域获得广泛应用.通过放电等离子烧结技术制备(AgSbTe2)0.405(Sb2-xCuxTe3)0.064(x=0,0.025,0.05,0.1,0.2)5种合金,观察其微观结构,并研究316-548 K温度区间内电学性能的变化.结果表明,x=0和x=0.025两种样品形成单相,其他3种样品都形成AgSbTe2和Sb2Te多相.掺杂不同比例的Cu元素后,各样品的功率因子都比掺杂前有不同程度的降低,当x=0.2时,样品的电学性能下降最明显.
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