Copper Mixed Valence Concept: "Cu(I)-Cu(II)" in Thermoelectric Copper Sulfides-an Alternative to "Cu(II)-Cu(III)" in Superconducting Cuprates

被引:16
|
作者
Raveau, Bernard [1 ]
机构
[1] Univ Caen, CNRS, ENSICAEN, UMR 6508, 6 Bd Marechal Juin, F-14050 Caen, France
关键词
Copper mixed valence; Cu-based metallic conductors; Thermoelectric sulfides; Superconducting cuprates; PERFORMANCE; TA; NB;
D O I
10.1007/s10948-019-05354-8
中图分类号
O59 [应用物理学];
学科分类号
摘要
The present essay is focused on the role of the Cu(I)-Cu(II) mixed valence for designing thermoelectric sulfides with p-type metal-like properties. A comparison is made with the concept of Cu(II)-Cu(III) mixed valence used for the synthesis of high Tc superconducting cuprates. Attention is drawn on the structural and metal-like conductivity analogy of these thermoelectric sulfides with CuCl, which was previously investigated as a potential superconductor by T. Geballe et al.
引用
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页码:259 / 263
页数:5
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