稳定立方相结构的n型无铅AgBiSe2基热电材料
王姝灵1(
), 蒋蒙1, 王连军1(), 江莞1,2
), 蒋蒙1, 王连军1(), 江莞1,2
n-Type Pb-free AgBiSe2 Based Thermoelectric Materials with Stable Cubic Phase Structure
WANG Shuling1(), JIANG Meng1, WANG Lianjun1(), JIANG Wan1,2
), JIANG Meng1, WANG Lianjun1(), JIANG Wan1,2
图1. 样品(AgBiSe2)1-x(SnTe)x的物相组成
Fig. 1. Phase composition of (AgBiSe2)1-x(SnTe)x samples
(a) XRD patterns of (AgBiSe2)1-x(SnTe)x powder samples at room temperature and their amplification around 2θ=44°; (b) Lattice constant a varied with SnTe content x with the dotted line showing the best linear fitting; (c) Crystal structure of cubic (AgBiSe2)1-x(SnTe)x; (d) Differential scanning calorimeter (DSC) heat flow curves from 300 K to 750 K
