
Keywords: BCP, bathocuproine; BHJ, bulk heterojunction; C2C6GeIDT-BT, germanium heteroatom substituted indacenodithiophene-benzothiadiazole; Ca, calcium; C-PCBSD, cross-linked [6,6],phenyl-C61-butyric styryl dendron ester; Cs2CO3, cesium carbonate; CsF, cesium fluo