Dr. Le Cong Hao is currently working as Lecturer and Vice Head of Nuclear Technique Laboratory Department of Nuclear Physics-Nuclear Engineering, University of Science, Vietnam. He has completed his Ph.D. in Nuclear Physics from University of Science, Vietnam. He also completed various courses related to his academic field. Dr. Le received honors includes excellent young teachers honored for good contribution to community, and Citation for the Award. His main area of research interest focuses on analysis of naturally occurring Radionuclides in environmental samples by alpha spectroscopy (Radiochemistry),Gross alpha / beta counting systems, Radon monitoring using RAD7, analysis of naturally occurring Radionuclides in environmental samples by gamma spectroscopy (NaI and HpGe detector), and X-Ray Fluorescence tests samples for the determination of major and trace elements in solids. He has published 6 research articles in journals contributed as author/co-author.