铁电极化诱导的PbTiO3薄膜的取向聚集生长和晶粒尺寸调控
武梦姣1, 任召辉1(
), 田鹤2, 韩高荣1
), 田鹤2, 韩高荣1
Ferroelectric Polarization Induced Oriented Attachment Growth of PbTiO3 Films and Grain Size Control
WU Mengjiao1, REN Zhaohui1(), TIAN He2, HAN Gaorong1
), TIAN He2, HAN Gaorong1
图1. 纳米片的SEM照片、DTA和TGA曲线和横截面的ABF-STEM图
Fig.1. SEM image of PTO nanoplates(a)，DTA/TGA curves of PTO nanoplates(b) and Cross-sectional ABF-STEM image of PTO nanoplates(c), where Pb (green), Ti (blue) and O (red) atoms have been marked and Unit-cell projection of tetragonal PTO along (010) direction(d), the displacement of Ti and O atoms with respect to the center of the Pb atoms along the c-axis are denoted as δTi and δO
