Table 5.

J-V characteristic parameters of HTM-free and HTM-based PSC [7].

Sample	Jsc (mA/cm2)	Voc (V)	FF (%)	PCE (%)
Au Ag	4.85 4.93	0.809 0.087	65.38 39.34	2.46 0.17
Pt	7.17	0.686	62.60	3.08
Ni	8.52	0.411	49.92	1.75
Cu	10.42	0.301	33.69	1.06
Cr	0.89	0.753	21.83	0.14
Au-HTM	20.99	1.0091	77.60	16.44
Ag-HTM	20.60	1.023	78.32	16.51
Pt-HTM	20.58	1.006	71.07	14.72
Ni-HTM	18.21	0.834	51.61	7.83
Cu-HTM	20.32	0.942	47.89	9.17
Cr-HTM	0.47	0.04	18.41	0.04