Theoretical study on electronic structure and thermoelectric properties of PbSxTe1−x(x = 0.25, 0.5, and 0.75) solid solution*

Project supported by the National Natural Science Foundation of China (Grant Nos. 11647010 and 11704020), the Higher Education and High-quality and World-class Universities (Grant No. PY201611), and the Fund for Disciplines Construction from Beijing University of Chemical Technology (Grant No. XK1702).

Lu Yong, Li Kai-yue, Zhang Xiao-lin, Huang Yan, Shao Xiao-hong
       

(color online) Calculated ɀT of PbSxTe1−x with (a) x = 0.25, (b) x = 0.5, (c) x = 0.75 as a function of carrier concentration and temperature, respectively.