SAMAH MOHAMED AHMED Assistant Professor smhamdy@ju.edu.sa Physics Department - College of Arts and Sciences - Tabarjal Collage College of Arts and Sciences - Tabarjal كلية العلوم والآداب بطبرجل Department Physics Department قسم الفيزياء بطبرجل Researches 7 7 Page Visits No view count available Current courses Recent courses Current courses Recent courses Fm researches Last Researches 2024-12-23 CW laser beam-based reduction of graphene oxide films for gas sensing applications SAMAH MOHAMED HAMDY AHMED Read more 2023-08-17 Photocatalytic activity of hybrid Ag/Er:ZnO nanoparticles synthesized by pulsed laser ablation in distilled water SAMAH MOHAMED HAMDY AHMED Read more 2020-08-15 Characterization and photocatalytic activity of Eu:ZnO & Au/Eu:ZnO nanoparticles prepared by laser ablation in water SAMAH MOHAMED HAMDY AHMED Read more fm info Researches 2024-12-23 CW laser beam-based reduction of graphene oxide films for gas sensing applications SAMAH MOHAMED HAMDY AHMED Read more 2023-08-17 Photocatalytic activity of hybrid Ag/Er:ZnO nanoparticles synthesized by pulsed laser ablation in distilled water SAMAH MOHAMED HAMDY AHMED Read more 2020-08-15 Characterization and photocatalytic activity of Eu:ZnO & Au/Eu:ZnO nanoparticles prepared by laser ablation in water SAMAH MOHAMED HAMDY AHMED Read more 2015-12-30 The photoluminescence properties of undoped & Eu-doped ZnO thin films grown by RF sputtering on sapphire and silicon substrates SAMAH MOHAMED HAMDY AHMED Read more 2014-01-03 Energy Transfer Efficiency in Eu-doped ZnO Thin Films: The Effects of Oxidative Annealing on the Dynamics and the Intermediate Defect States SAMAH MOHAMED HAMDY AHMED Read more 2013-01-05 Synthesis of Rare-Earth Doped and Undoped GaN Nano-Crystallites SAMAH MOHAMED HAMDY AHMED Read more 2011-01-01 Thermal Stability and Infrared-to-Visible Upconversion Emissions of Er3+/Yb3+ Co-doped 70GeO2–20PbO–10K2O Glasses SAMAH MOHAMED HAMDY AHMED Read more Education Ph.D. Cairo University (PhD joint-supervision fellowship to Georgia Institute of Technology - USA) - National Institute of Laser Enhanced Sciences (NILES) 2014 - 2008 Diploma Cairo University - National Institute of Laser Enhanced Sciences (NILES) 2003 - 2003 Ph.D. Cairo University (PhD joint-supervision fellowship to Georgia Institute of Technology - USA) - National Institute of Laser Enhanced Sciences (NILES) 2014 - 2008 Diploma Cairo University - National Institute of laser Enhanced Sciences (NILES) 2003 - 2003 M.A. Cairo University - National Institute of Laser Enhanced Sciences (NILES) 2007 - 2005 BA Cairo University - Faculty of Science 2000 - 1995 M.A. Cairo University - National Institute of Laser Enhanced Sciences (NILES) 2007 - 2005 Experience Lecturer National Institute of laser Enhanced Sciences (NILES) - Cairo University 2008 - 2014 Assistant Professor Department of Physic – College of Science –Jouf University – Saudi Arabia 2018 - 2025 Teaching Assistant Cairo University - National Institute of laser Enhanced Sciences (NILES) 2002 - 2008 Research Assistant National Research Center (NRC) 2001 - 2002 Assistant Professor National Institute of laser Enhanced Sciences (NILES) - Cairo University 2014 - 2025 Certifications Trusted Reviewer Status at IOP Publishing 2023 - 2025