Deputy Director of the Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences
Carbonate Lead Geologist within the Geological Operations Department at Saudi Aramco
National Centre for Advanced Tribology at Southampton (nCATS) | Bioengineering Science Research Group & Laboratory of Biomechanics and Mechanobiology, University of Cape Town
Assistant Professor in the Department of Physics at University of Jeddah, Saudi Arabia
Regents Professor, University of Minnesota Member of U.S. National Academy of Engineering
Professor in the Chemical Engineering Department, University of Patras, Greece & Co-director of the Center for Air Quality and Climater Change in the Foundation for Research and Technology, Hellas (FORTH)