Eleftherios Christopoulos graduated from the department of Physics of the University of Patras (BSc 2014), continuing his postgraduate studies in Materials Engineering and Nanotechnology at the Department of Chemistry, Materials and Chemical Engineering "Giulio Natta" of the Politecnico di Milano (MSc 2018). In 2019 he became member of  the research group of Dr. Polycarpos Falaras as an Early-Stage Researcher (ESR) of the european program "Making pErovskiteS Truly exploitable" (MAESTRO), H2020-MSCA-ITN2017 (Marie Skłodowska-Curie Actions). Hence, he is conducting research on perovskite solar cells by synthesizing organic and organic-inorganic compounds, making solar cell devices with different structures and performing their complete characterization.