Laboratory of Environment Materials;
Physics Department;
Training and Research Unit in Applied Science;
University of Ouagadougou;
Ouagadougou;
Burkina Faso;
Laboratory of Semiconductors and Solar Energy;
Physics Department;
Faculty of Science and Technology;
University Cheikh Anta Diop;
Dakar;
Sénégal;
Solar; Cell; Magnetic; Field; Frequency; Modulation; Diffusion; Coefficient;