Emergence of high piezoelectricity from competing local polar order-disorder in relaxor ferroelectrics

Hui Liu^*, Xiaoming Shi, Yonghao Yao, Huajie Luo, Qiang Li, Houbing Huang^*, He Qi, Yuanpeng Zhang, Yang Ren, Shelly D. Kelly, Krystian Roleder, Joerg C. Neuefeind, Long Qing Chen, Xianran Xing, Jun Chen^*