TY - JOUR AU - Hang, Cong AU - Liu, Wei AU - Wong-Ng, Winnie AU - Zhang, Ziongnan AU - Jiang, Yao AU - Wu, Ping AU - Tong, Baoyuan AU - Zhao, Hui AU - Wang, Shouyu C2 - Applied Physics Letters DA - 2019-08-20 00:08:00 LA - en M1 - 770 PB - Applied Physics Letters PY - 2019 TI - Major improvement of ferroelectric and optical properties in Na-doped Ruddlesden-Popper layered hybrid improper ferroelectric compound, Ca3Ti2O7 ER -