Ti

Ir

Ru

Sn

Ti/Ir0.3Ti0.4Sn0.3O2

50.8

25.1

-

24.1

Ti/Ir0.2Ti0.3Sn0.5O2

39.8

11.5

-

48.7

Ti/Ru0.3Ti0.4Sn0.3O2

40.6

-

36.7

22.7