Professor, Department of Chemical and Biological Engineering, Korea University

Research Scientist, Nalco

AIST Research Center, University of Tabuk, KSA

School Marine Science and Engineering, Hainan University

Senior research fellow, Nanyang Technological University

King Abdullah University of Science and Technology

Georgia Institute of Technology

University of Technology Sydney (UTS), Australia

Associate Professor, Harbin Institute of Technology

Research Scientist, KISR, Kuwait