| 摘要 |
A novel compound semiconductor capable of being used for a use such as a thermoelectric material, and a use thereof are disclosed. The compound semiconductor according to the present invention can be represented by the following chemical formula 1. <Chemical formula 1> Bi1-xMxCu1-wTwOa-yQ1yTebSez In chemical formula 1, M is one or more elements selected from the group consisting of Ba, Sr, Ca, Mg, Cs, K, Na, Cd, Hg, Sn, Pb, Mn, Ga, In, Tl, As and Sb, Q1 is one or more elements selected from the group consisting of S, Se, As and Sb, T is one or more elements selected from the group consisting of transition metal elements, 0≤x<1, 0<w<1, 0.2<a<1.5, 0≤y<1.5, 0≤b<1.5 and 0≤z<1.5. |
