1. School of Naval Architecture and Ocean Engineering, Dalian University of Technology, Dalian, People’s Republic of China
2. School of Civil Engineering, Dalian University of Technology, Dalian, People’s Republic of China
3. School of Physics, Dalian University of Technology, Dalian, People’s Republic of China
4. Shenzhen-Zhongshan Link Administration Center, Zhongshan, People’s Republic of China