Affiliation: | Yafang GUO 1) , Xiaozhi TANG 1) , Yuesheng WANG 1) , Zhengdao WANG 1) and Sidney YIP 2) 1) Institute of Engineering Mechanics, Beijing Jiaotong University, Beijing 100044, China 2) Department of Nuclear Science and Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA |