Mr Shayok Ghosh, a PhD candidate in Department of Civil and Environmental Engineering supervised by Prof. Hu Jiangyong awarded Oral Presentation Prize in the conference of the American Chemical Society (ACS) Spring 2023:Crossroads of Chemistry. He presented a study of “Investigation of efficiencies of UV LED to inactivate ampicillin resistant E.coli: kinetics, reactivations, and energy requirements” in ENVR virtual Asia Pacific Graduate Student Symposium.