Table 2.

Comparison of photovoltaic parameters of various inorganic hole-transporting PSC

Inorganic materials	Voc(V)	Jsc (mA cm−2)	FF	PCE(%)	References
CuI	0.55	17.8	0.62	6.0	Christians et al. (2014)
CuI(gas–solid transformation method)	0.73	32.72	0.31	7.4	Gharibzadeh et al. (2016)
CuI(facile solution-processed method)	1.01	22.9	0.728	16.8	Sun et al. (2016a)
CuSCN	1.01	19.7	0.62	12.4	Qin et al. (2014)
CuSCN(electrodeposited)	1.00	21.9	0.758	16.6	Ye et al. (2015)
CuInS2	0.92	18.6	0.487	8.4	Lv et al. (2015)
NiOx	0.78	14.2	0.65	7.26	Subbiah et al. (2014)
CAS	0.80	18.08	0.80	6.5	Tamilselvan and Bhattacharyya (2018)
NiOx (PLD method)	1.06	20.2	0.813	17.3	Park et al. (2015)
Cu: NiOX	0.88	20.23	0.76	17.8	Jung et al. (2016)
Cu- NiOX	1.13	23.49	0.77	20.5	Yue et al. (2017)