Dr. Mohammed Atef El Sayed Mohammed has obtained his PhD degree in Geophysics in 2015 from National Research Tomsk Polytechnic University, Russia and postdoctoral researcher from Moscow state university of geodesy and cartography in 2018. He is currently working as Associate Professor of Geophysics in Geology Department, Faculty of Science, Sohag University, Egypt. His current research interests focus on earthquake seismology, seismic data, geoelectric resistivity, GPR, seismic refraction, applied geophysics, groundwater contamination, engineering geophysics