Investigation of CO2 mixtures to overcome the limits of sCO2 cycles Ettore Morosini, Giampaolo Manzolini, Gioele Di Marcoberardino, Costante Invernizzi and Paolo Iora E3S Web Conf., 312 (2021) 08010 Published online: 22 October 2021 DOI: 10.1051/e3sconf/202131208010