应变对四方相BaTiO<sub>3</sub>缺陷及极化的影响

应变对四方相BaTiO₃缺陷及极化的影响

张思^1,², 马颖^1,², 周益春^1,²

Effects of Strain on Defects and Polarization in Tetragonal BaTiO₃

ZHANG Si^1,², MA Ying^1,², ZHOU Yi-Chun^1,²

图1 BTO自发极化随应变的变化, 直线由式1得到
Fig. 1 Variation of spontaneous polarizations with in-plane strain, line is calculated using Eq.1