1. State
Key Laboratory of Heavy Oil Processing, College of Chemical Engineering, China University of Petroleum (East China), Qingdao 266580, China
2. Nanomaterials
Centre, School of Chemical Engineering and Australian Institute for
Bioengineering and Nanotechnology, The University of Queensland, St. Lucia, Queensland 4072, Australia
3. Department
of Energy Engineering, Hanyang University, Seoul 133-791, Republic of Korea