S0884291419001146 1489..1498

Revealing the ductility of nanoceramicMgAl2O4 Bin Chen, Yuanjie Huang, Jianing Xu, Xiaoling Zhou, Zhiqiang Chen, Hengzhong Zhang, Jie Zhang, Jianqi Qi, Tiecheng Lu, Jillian F. Banfield, Jinyuan Yan, Selva Vennila Raju, Arianna E. Gleason, Simon Clark, Alastair A. MacDowell Center for High Pressure Science & Technology Advanced Research, Pudong, Shanghai 201203, China Department of Physics, Sichuan University, Chengdu, Sichuan 610064, China Department of Earth and Planetary Science, University of California, Berkeley, California 94720, USA Advanced Light Source, Lawrence Berkeley National Lab, Berkeley, California 94720, USA Address all correspondence to this author. e-mail: chenbin@hpstar.ac.cn Present address: SLAC National Accelerator Laboratory, Menlo Park, CA 94,305, USA. Received: 1 October 2018; accepted: 11 March 2019