1. State Key Laboratory of Silicate Materials for Architectures; International School of Materials Science and Engineering; Wuhan University of Technology; Wuhan 430070 China
2. Department of Materials Science and Engineering; The Pennsylvania State University; University Park PA 16802 USA
3. State Key Laboratory for Mechanical Behavior of Materials; School of Electronic and Information Engineering; Xi'an Jiaotong University; Xi'an 710049 China