Unravelling Recombination Processes in Bifacial Guanidinium-Incorporated Perovskite Solar Cells with SnO 2 and TiO 2 ETLs. - Parkhomenko, Hryhorii; Karakuzu, Adem; Sahare, Sanjay; Solovan, Mykhailo; Ziółek, Marcin (Materials (1996-1944), 2026)