2D5662F92B23BCF2ED91696B0391BDA1B8112252 Lawal Abubakar abubakar4@uniba.sk false 0.00 95 PhD Students FMFI.CENAM Centre for Nanotechnology and Advanced Materials https://fmph.uniba.sk/pracoviska/ FMFI Faculty of Mathematics, Physics and Informatics Faculty of Mathematics, Physics and Informatics