稳定立方相结构的n型无铅AgBiSe2基热电材料

王姝灵, 蒋蒙, 王连军, 江莞

n-Type Pb-free AgBiSe2 Based Thermoelectric Materials with Stable Cubic Phase Structure

WANG Shuling, JIANG Meng, WANG Lianjun, JIANG Wan

表1 (Ag1-yNbyBiSe2)0.75(SnTe)0.25样品的载流子浓度n和迁移率μ

Table 1 Carrier concentration n and mobility μ of sample (Ag1-yNbyBiSe2)0.75(SnTe)0.25

Sample n/cm-3 μ/(cm2·V-1·s-1) y=0 1.12×1020 2.98 y=0.01 1.33×1020 2.99 y=0.02 3.36×1020 2.65 y=0.03 5.92×1020 1.38 y=0.04 2.14×1020 2.93