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5 V Ba - V O 双空位形成能随应变的变化
Fig. 5 Variation of formation energy of V Ba - V O divacancies with in-plane strain