International Journal of Electrochemistry

Research Article

Effect of Elemental Composition on the Structure, Electrochemical Properties, and Ozone Production Activity of Ti/SnO2-Sb-Ni Electrodes Prepared by Thermal Pyrolysis Method

Table 1

Tafel slopes () and electronic transfer coefficients () at low (subscript 1) and high (subscript 2) overpotential domains, and ohmic resistance of Ti/SnO₂-Sb-Ni electrodes prepared with different Sb and Ni atom%.


Electrode*					(Ohm)

TiSnO₂-Sb(1)-Ni(0.2)	104.5	0.57	202.5	0.27	1.24
TiSnO₂-Sb(1.5)-Ni(0.2)	102.5	0.58	183.2	0.32	0.97
TiSnO₂-Sb(2)-Ni(0.2)	103.2	0.57	176.5	0.34	1.01
TiSnO₂-Sb(3)-Ni(0.2)	102.7	0.58	173.8	0.34	1.02
TiSnO₂-Sb(6)-Ni(0.2)	102.7	0.58	131.9	0.45	0.64
TiSnO₂-Sb(15)-Ni(0.2)	103.8	0.57	122.2	0.48	0.74
TiSnO₂-Sb(2)-Ni(0)	155.6	0.38	155.6	0.38	0.96
TiSnO₂-Sb(2)-Ni(0.2)	103.2	0.57	176.5	0.34	1.01
TiSnO₂-Sb(2)-Ni(0.3)	107.4	0.55	170.1	0.35	2.77
TiSnO₂-Sb(2)-Ni(0.4)	110.1	0.54	179.6	0.33	3.30
TiSnO₂-Sb(2)-Ni(0.8)	183.3	0.32	310.5	0.19	27.61
TiSnO₂-Sb(2)-Ni(1)	184.2	0.32	333.0	0.18	37.11

*The values in parentheses are mole ratios in % with respect to Sn.