Table 2.

The rate transfer variables derived at the electrodes.

Electrode	n	α	nα	(1-α)	n (1-α)	ks (s−1)	s	b (V/dec)
In (Fe(CN)6)3−/4− probe
SPAu	1.59	0.64	0.81	0.36	0.57	0.2208	1.7	0184
SPAuE/CuO(h)	1.2	0.5	0.6	0.5	0.60	0.0489	0.51	0.180
SPAuE/CuO(m)	0.68	0.38	0.26	0.62	0.42	0.0672	0.45	0.260
In 0.1 M KCl electrolyte
SPAuE/CuO(h)	1.75	0.62	1.08	0.38	0.65	0.2529	0.69	0.160
SPAuE/CuO(m)	0.64	0.60	0.38	0.4	0.23	0.1436	0.63	0.410

s: slope of LogI_p vs Log υ.