Regional Centre for Space Science and Technology Education for Western Asia-UN, Amman, Jordan.

The dark photon, Spectral behavior of X-ray, Galactic dark matter, Dynamics of close binary system.

Department of Physics, Faculty of Basic Sciences, German University in Cairo

Condensed matter physics, Graphene based materials, Atomistic Simulation Nanotechnology.

Faculty member at the Physics Dept. Birzeit University, Palestine

High-Energy Particle Physics, Phenomenology of Models beyond the Standard Model, Dark Matter, CP violation and Higgs Physics.

University of Babylon. Professor of Physics College of Education for Pure Sciences, Irak

Theoretical and Nuclear Physics, Quantum Physics, String Theory, Philosophical Foundation of Physics.

Mohammed V University in Rabat, Faculty of Science, Rabat, Morocco

Physics of nanostructures, Topological matter, Numerical Simulations, Statistical and quantum physics.

Laboratoire de Physique de la Matière Condensée Faculté des Sciences de Tunis Campus Farhat Hached, Université ElManar Tunis- Tunisia.

Quantum transport properties of monolayer graphene, phosphorene and organic semiconductors in solar cellsStructural and electrical properties in nanotubes/PVDF composite for photovoltaic cell.