Prof. Alexander Pogrebnjak obtained his master degree in Tomsk Polytechnic University and defended his Ph.D. thesis in Tomsk State University. He is engaged in modification of materials using ion, electron and plasma beams, ion implantation for surface treatment, fabrication and investigation of nanocomposite and nanostructured multielement and multilayered coatings with enhanced physical-mechanical and tribological properties, improved biocompatibility etc. He is a co-author of more than 300 scientific papers and 10 books or chapters in books that have been cited over 3400 times, thus his H-index is 37. Prof. Alexander Pogrebnjak is a constant member of editorial board of several international scientific journals and a member of organizing committees of international conferences, moreover – he is a co-chairman of the International Conference “Nanomaterials: Applications and Properties (NAP)”. The present position of Prof. Pogrebnjak is chief of the Department of Nanoelectronics, Sumy State University, Ukraine, and he is among Top-100 scientists of Ukraine.