Table 3.

Electrocatalytic parameters towards OER extracted from LSV,Tafel plot, and EIS for the prepared catalytic materials.

Active material	η50 (mV)	Tafel slope (mV dec−1)	Rct Ω cm2	Cdl mFcm−2
(Mo/Co)Ox–Cu@NF	410	276	0.028	53.4
CoOx–Cu@NF	440	145	0.072	37.2
Cu@NF	530	200	0.085	30.9
NF	613	298	0.100	1.57