Mihai Brinza is currently a Ph.D. candidate in the group “Nanotechnology and Nanosensors” of Prof. Dr. Lupan, at the Technical University of Moldova (TUM). He worked in the field of hybrid metal oxides and their surface modification during his Engineering and Master’s degree diplomas at TUM. His current research interests are nanostructuring of semiconducting oxide thin films, hybrid gas sensors, and the development of breath detectors. http://mib.utm.md/ https://www.scopus.com/authid/detail.uri?authorId=58101424700