Affiliation: | 1. College of civil engineering, Taiyuan University of Technology, Taiyuan 030024, China;2. Mechanics Institute, Jinzhong University, Jinzhong 030619, China;3. Shanxi Key Laboratory of Geotechnical and Underground Engineering, Taiyuan 030024, China;1. Department of Physics, University of Kashan, Kashan 87317-51167, Iran;2. Institute of Nanoscience and Nanotechnology, University of Kashan, Kashan 87317-51167, Iran |