Selected papers, presented in The International Conference on Fossil and Renewable Energies (ICFRE’25) held on 18-19 of November 2025 https://www.univ-boumerdes.dz/ICFRE-2025/ , for publication in Physics of Semiconductor Devices and &Renewable Energies Journal (PSDREJ)  https://www.psdrej.net

 Guest editors and Editors:

Pr. Leila Aliouane ^a, Pr. Farida Iachachene ^a and Pr. Mebarka Daoudi ^b

^aEarth Physics Laboratory (LABOPHYT, Faculty of Hydrocarbons and Chemistry, University M’Hamed Bougara of Boumerdes, Boulevard de independence 35000 Boumerdes, Algeria

^bLaboratory of Semiconductor Devices physics (LPDS), University of Bechar, P.O. Box 417, Bechar (08000), Algeria