Nb掺杂Mo1-xWxSeTe固溶体的热-电输运性能优化

周星圆,柳伟,张程,华富强,张敏,苏贤礼,唐新峰

Optimization of Thermoelectric Transport Properties of Nb-doped Mo1-xWxSeTe Solid Solutions

ZHOU Xingyuan,LIU Wei,ZHANG Cheng,HUA Fuqiang,ZHANG Min,SU Xianli,TANG Xinfeng

表S3 3 Nb2yMo0.5-yW0.5-ySeTe(0≤y≤0.035)固溶体的组成与晶胞参数

Table S3 3 Compositions and cell parameters of Nb2yMo0.5-yW0.5-ySeTe (0≤y≤0.035) solid solutions

Sample Actual composition Lattice parameters/nm Mo0.5W0.5SeTe Mo0.54W0.46Se0.93Te0.94 a=0.350, c=1.371 Nb0.01Mo0.495W0.495SeTe Mo0.53W0.47Se0.99Te1.09 a=0.351, c=1.371 Nb0.03Mo0.485W0.485SeTe Nb0.03Mo0.51W0.46Se0.93Te0.96 a=0.351, c=1.370 Nb0.05Mo0.475W0.475SeTe Nb0.04Mo0.44W0.52Se0.97Te0.95 a=0.352, c=1.371 Nb0.07Mo0.465W0.465SeTe Nb0.05Mo0.51W0.43Se0.90Te0.86 a=0.352, c=1.371