Thermoelectric transducing material, and method for producing the same

摘要

A thermoelectric transducing material according to this invention includes a layered cobaltite based substance represented by the chemical formula AxCoO2, wherein A consists of an element or element group selected from alkali metal elements and alkali earth group elements and is compositionally modulated in a thickness-wise direction of layers in a structure of the layered cobaltite based substance.