不同元素掺杂对CaTiO<sub>3</sub>微观结构及热电性能的影响

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S2 所有块体的化学成分、简称、测量密度、理论密度以及致密度

Table S2 Nominal chemical compositions, sample codes, measured densities, theoretical densities, and relative densities of the prepared bulk samples

Nominal chemical composition	Composition sample code	Measured density/ (g·cm^-3)	Theoretical density/(g·cm^-3)	Relative density/%
CaTiO₃	Pristine	3.85	4.04	95.2
CaTi_0.8Cr_0.2O₃	Cr20	3.89	4.06	95.8
CaTi_0.8Nb_0.2O₃	Nb20	4.07	4.30	94.6
Eu_0.2Ca_0.8TiO₃	Eu20	4.39	4.70	93.4
Dy_0.2Ca_0.8TiO₃	Dy20	4.48	4.76	94.1
Ce_0.2Ca_0.8TiO₃	Ce20	4.40	4.63	95.0
La_0.2Ca_0.8TiO₃	La20	4.19	4.62	90.7