1. School
of Environmental Science and Technology, Dalian University of Technology, Dalian, Liaoning 116024, China
2. Department
of Environmental Science and Technology, Tokyo Institute of Technology, Suzukakedai Campus G5-8, Yokohama, Kanagawa 226-8503, Japan
3. School
of Energy and Power Engineering, Xi’an Jiaotong University, No.28, Xianning West Road, Xi’an, Shaanxi 710049, P. R. China