中文摘要：

介绍了钴基氧化物热电材料研究现状及前景。重点介绍了具有潜力的Na／Ca—Co-O热电氧化物材料的结构、热电性能特征、制备等研究现状；并对Na／Ca—Co-O基热电氧化物Na／Ca位和Co位掺杂研究进行了评述；最后指出了钴基氧化物热电材料的应用前景和研究方向。

英文摘要：

This paper brieily introduces the cobalt-Dasecl oxlae thermoelectric materials. cusses the cobalt-based oxides thermoelectric systems and Na/Ca/Co site doped systems including their structures, thermoelectric properties and preparation methods in detail pointing out their potential applications in the near future.