Affiliation: | aLTCS & Department of Mechanics and Engineering Science, Peking University, Beijing 100871, PR China;bKey Laboratory of Space Weather, Center for Space Science and Applied Research, Chinese Academy of Sciences, Beijing 100080, PR China;cThe College of Architecture and Civil Engineering, Beijing University of Technology, Beijing 100022, PR China;dDepartment of Mechanical Engineering Science, Kyushu University, Fukuoka 812-8581, Japan |