Efficient p-type dye-sensitized solar cells with all-nano-electrodes: NiCo2S4 mesoporous nanosheet counter electrodes directly converted from NiCo2O4 photocathodes

Table 1 Detailed photovoltaic and EIS parameters of the DSSCs with counter electrodes composed of NiCo ₂ S ₄ nanosheets and Pt

Counter electrons	J_sc(mA/cm²)	V_oc(V)	FF	η(%)	R_s(Ω cm²)	R_ct(Ω cm²)	Z_N(Ω cm²)
Pt	1.824	0.1459	59.4	0.158	13.8	7.32	4.44
NiCo₂S₄	2.989	0.1486	55.8	0.248	13.4	1.25	3.58