Effects of A-Site Substitutions on Negative Thermal Expansion in PbTiO3 fromFirst-Principles Calculations
WANG Fang-Fang, CAO Zhan-Min, CHEN Jun, XING Xian-Ran
Acta Phys. -Chim. Sin. . 2014, (8): 1432 -1436 .  DOI: 10.3866/PKU.WHXB201405281