Ferroelectric Switching Dynamics of Topological Vortex Domains in a Hexagonal Manganite

被引：99
|
作者：
Han, Myung-Geun [1 ]
Zhu, Yimei [1 ]
Wu, Lijun [1 ]
Aoki, Toshihiro [2 ]
Volkov, Vyacheslav [1 ]
Wang, Xueyun [3 ,4 ]
Chae, Seung Chul [3 ,4 ]
Oh, Yoon Seok [3 ,4 ]
Cheong, Sang-Wook [3 ,4 ]
机构：
[1] Brookhaven Natl Lab, Upton, NY 11973 USA
[2] JEOL USA Inc, Peabody, MA 01960 USA
[3] Rutgers State Univ, Rutgers Ctr Emergent Mat, Piscataway, NJ 08854 USA
[4] Rutgers State Univ, Dept Phys & Astron, Piscataway, NJ 08854 USA
来源：
ADVANCED MATERIALS | 2013年 / 25卷 / 17期
基金：
美国国家科学基金会;
关键词：
ferroelectrics; topological defects; domain wall; in situ TEM; domain switching; COSMOLOGICAL EXPERIMENTS; YMNO3; DEFECTS; TRANSITION; WALLS;
D O I：
10.1002/adma.201204766
中图分类号：
O6 [化学];
学科分类号：
0703 ;
摘要：
Field-induced switching of ferroelectric domains with a topological vortex configuration is studied by atomic imaging and electrical biasing in an electron microscope, revealing the role of topological defects on the topologically-guided change of domain-wall pairs in a hexagonal manganite.
引用
收藏
页码：2415 / 2421
页数：7
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