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1. Tailoring the coercive field in ferroelectric metal-free perovskites by hydrogen bonding

Author

Hwa Seob Choi, Shunning Li, In-Hyeok Park, Weng Heng Liew, Ziyu Zhu, Ki Chang Kwon, Lin Wang, In-Hwan Oh, Shisheng Zheng, Chenliang Su, Qing-Hua Xu, Kui Yao, Feng Pan, and Kian Ping Loh

Subjects
Science
Abstract

All-organic perovskites exhibit structural tunability and solution-processability, but are disadvantaged by a lower coercive field compared to inorganic ones. Here, the authors demonstrate that modulating hydrogen bond strength in such perovskites can generate a large coercive field.

Published
2022
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