1. Department of Earth
and Environmental Sciences, Ludwig-Maximilians University, Munich 80333, Germany
2. The State Key Laboratory
of Chemical Engineering, East China University of Science and Technology, Shanghai 200237, People’s
Republic of China
3. Department of Applied
Chemistry, Chubu University, 1200 Matsumoto-Cho, Kasugai, Aichi 487-8501, Japan
4. National Center of Coal Chemical Products Quality Supervision and Inspection, Huainan, Anhui 232007, People’s Republic of China