Photoluminescent Ferroelectric LiNbO 3 Crystals Grown from MXenes

The research reported in this publication is supported by King Abdullah University of Science and Technology (KAUST), Office of Sponsored Research (OSR), Saudi Arabia, under award no. OSR-2016-CRG5-2977, JSPS KAKENHI (Grant nos. 19H00835, 18H01453, and 17H06374), and the National Natural Science Foundation of China (Grant no. 11804255). The authors would like to thank Prof. Dalaver Anjum and Mr. Jehad K. El-Demellawi for their constructive suggestions in the experimental sessions.