Professor
Departments of Chemical and Biological Engineering
Suny Buffalo Schools of Medicine and Engineering
United States of America
Chemical Engineering
Purdue University
United States of America
Professor
Ocean Science and EngineeringÂ
Peking University
China
Professor
Chemical and Biological Engineering
Princeton University
United States of America
Engineer IV-Multi Discipline
Chemical Engineering
National Renewable Energy Laboratory
United States of America
Microbial Physiology & Engineering
 Chemical and Biomolecular Engineering
National Renewable Energy Laboratory
United States of America
Distinguished Professor
Departments of Chemical and Biological Engineering
Suny Buffalo Schools of Medicine and Engineering
United States of America
Professor
chemical engineering
Smith Institute:
United Kingdom
Oak Ridge National Laboratory
Oak Ridge Associated Universities
United States of America
PROCESS RESEARCH ENGINEER ,BIOREFINERY ANALYSIS
Chemical/Environmental EngineeringÂ
National Renewable Energy Laboratory
United States of America