Origin of giant negative piezoelectricity in a layered van der Waals ferroelectric

by You, Lu, Zhang, Yang, Zhou, Shuang, Chaturvedi, Apoorva, Morris, Samuel A., Liu, Fucai, Chang, Lei, Ichinose, Daichi, Funakubo, Hiroshi, Hu, Weijin, Wu, Tom, Liu, Zheng, Dong, Shuai, Wang, Junling
Published 2019