|
|
华东师范大学吴宇宁教授,成岩教授和复旦大学魏莹芬青年研究员等人利用球差校正透射电子显微镜,揭示了沿极化方向阳离子-阴离子间距的周期性调制,形成交替的原子偶极层。
3 m1 w& B- f( z9 r$ V: J! g& F% |
2 Q* I; c, j4 c% H0 j7 q7 h+ [& [Yonghui Zheng, Ruirong Bai, Tianjiao Xin, Xuanyu Zhao, Yan Cheng, Yu-Ning Wu, Yingfen Wei, Binghui Ge, He Tian, Shiyou Chen, Qi Liu, Chungang Duan, and Ming Liu, Alternating atomic-dipole layers and switching dynamics in Al1-xScxN ferroelectrics, Science, https://www.science.org/doi/10.1126/science.aee9639 |
|