1. Department of Civil and Environmental Engineering, Tokyo Institute of Technology, Meguro-ku, Tokyo 152-8552, Japan
2. Department of Mechanical Engineering, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia
3. Center for Refining and Advanced Chemicals, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia
4. School of Environmental Studies, China University of Geosciences, Wuhan 430074, China
5. Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China