Professor, Huazhong University of Science and Technology

Research Fellow (National University of Singapore)

School of Energy and Environment, Southeast University

Soochow University; UCLA; ICCAS;

Bhabha Atomic Research Centre

Henan University, China

Pusan National University, Busan, Republic of Korea

Research Lab Officer- University of Sharjah

PhD Researcher, Chonnam National University

Sharif University of Technology, PhD