Preparation and Characterization of Rare Earth-Doped Ti/SnO₂-Sb-Mn Electrodes for the Electrocatalytic Performance

Table 3

Coating composition of electrodes (at. %).

Chemical element	Percentage of element
	Ti/SnO2-Sb-Mn (1%)/Gd	Ti/SnO2-Sb-Mn (1%)/Eu	Ti/SnO2-Sb-Mn (2%)/Ce	Ti/SnO2-Sb-Mn (2%)/Er
Sn	52.63	42.60	59.09	40.85
Sb	6.20	3.28	4.30	2.56
Mn	0.21	2.29	1.86	0.56
Gd	1.77	0.00	0.00	0.00
Eu	0.00	1.05	0.00	0.00
Ce	0.00	0.00	2.12	0.00
Er	0.00	0.00	0.00	1.31