Alkali-deficiency driven charged out-of-phase boundaries for giant electromechanical response
oleh: Haijun Wu, Shoucong Ning, Moaz Waqar, Huajun Liu, Yang Zhang, Hong-Hui Wu, Ning Li, Yuan Wu, Kui Yao, Turab Lookman, Xiangdong Ding, Jun Sun, John Wang, Stephen J. Pennycook
| Format: | Article |
|---|---|
| Diterbitkan: | Nature Portfolio 2021-05-01 |
Deskripsi
Phase boundary engineering through chemical alloying and phase control is a traditional approach to enhancing piezoelectric properties. Here, the authors design a strategy in alkali niobate films, utilizing alkali vacancies without alloying to form nanopillars enclosed.