不同元素掺杂对CaTiO3微观结构及热电性能的影响

李建波, 田震, 蒋全伟, 于砺锋, 康慧君, 曹志强, 王同敏

Effects of Different Element Doping on Microstructure and Thermoelectric Properties of CaTiO3

LI Jianbo, TIAN Zhen, JIANG Quanwei, YU Lifeng, KANG Huijun, CAO Zhiqiang, WANG Tongmin

表1 不同原子的原子半径与离子半径

Table 1 Atomic radii and ionic radii of different atoms

Atom Atomic radius/pm Ionic radius/pm Ca 174 99 (M2+) Ti 132 68 (M4+) Cr 118 84 (M3+) Nb 134 70 (M5+) Dy 177.3 90.8 (M3+) Ce 182.4 103.4 (M3+) La 187.7 106 (M3+)