| 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 |