Xie, Degang
Li, Suzhi
Li, Meng
Wang, Zhangjie
Gumbsch, Peter
Sun, Jun
Ma, Evan
Li, Ju http://orcid.org/0000-0002-7841-8058
Shan, Zhiwei
Article History
Received: 16 February 2016
Accepted: 23 September 2016
First Online: 3 November 2016
Competing interests
: The authors declare no competing financial interests.