Table 1. Detailed Photovoltaic Parameters and EIS Parameters of As-Prepared CEs.

	Rs (Ω)	Rct (Ω)	ZN (Ω)	Voc (V)	Jsc (mA cm–2)	FF	PCE (%)
CoSe@NPC/CoSe@CNTs	20.60	3.56	4.16	0.701	15.90	0.66	7.39
Pt	20.89	4.94	3.61	0.704	14.86	0.68	7.16
CoSe@NPC	22.67	14.90	12.52	0.709	13.25	0.63	5.89
NPC/CNTs	21.73	64.25	41.29	0.702	11.93	0.54	4.54