Two-Dimensional Bi₂Sr₂CaCu₂O_8+δNanosheets for Ultrafast Photonics and Optoelectronics

Guanyu Liu, Xiaozhi Bao, Weikang Dong, Qi Wei, Haoran Mu, Wenguo Zhu, Bingzhe Wang, Jianding Li, Babar Shabbir, Yuan Huang, Guichuan Xing, Jianhui Yu, Peng Gao, Huaiyu Shao^*, Xiangping Li^*, Qiaoliang Bao^*