Maciej HARAS born in Gdańsk, Poland in 1984. M.Eng in power electronics at Gdańsk University of Technology and at Polytechnique de Grenoble (2008). Ph.D. in nanotechnology at Université Lille-1 (2016) for investigation of silicon-based thermoelectric generators, awarded with the best Ph.D. prize from Université Catholique de Lille. Joined STMicroelectronics R&D (2011) working on energy harvesting. In 2014 he joined IEMN and investigated CMOS compatible thermoelectric generators and silicon nanowires mechanical properties. From 2017 till 2023 he was involved in THz waves research and applications International Reserach Agenda (CENTERA) as a assistant professor at the Institute of High Pressure Physics (UNIPRESS), Polish Academy of Currently he is the assistant professor at Warsaw University of Technology - Centre for Advanced Materials and Technologies (CEZAMAT) and at Gdańsk University of Technology - Functional Materials Engineering Department.