Research Article
Enhancing Activity of Pd-Based/rGO Catalysts by Al-Si-Na Addition in Ethanol Electrooxidation in Alkaline Medium
Table 2
ICP-OES results of Pd/rGO-based catalysts reduced by EG and NaBH4.
| Catalysts | Elemental mass fraction by ICP-OES measurement | Theoretical elemental mass fraction | Pd (%) | Other metal (%) | Pd (%) | Other metals (%) |
| PG.E | 8.53 | — | 28.57 | — | PNG.E | 7.51 | 2.52 (Na) | 26.40 | 7.61 (Na) | PAG.E | 8.03 | 2.33 (Al) | 26.40 | 7.61 (Al) | PSG.E | 7.86 | 2.54 (Si) | 26.40 | 7.61 (Si) | PASG.E | 8.34 | 0.34 (Al); | 27.20 | 1.36 (Al); | 2.15 (Si) | 3.42 (Si) | PASGN.E | 7.57 | 2.40 (Na); | 25.23 | 7.25 (Na); | 0.27 (Al); | 1.26 (Al); | 2.30 (Si) | 3.15 (Si) | PG.N | 9.71 | 0.15 (Na) | 28.57 | — | PNG.N | 9.21 | 2.72 (Na) | 26.40 | 7.61 (Na) | PASG.N | 8.78 | 0.34 (Al); | 27.20 | 1.36 (Al); | 2.41 (Si); | 3.42 (Si) | 0.12 (Na) | | PASGN.N | 8.54 | 2.62 (Na); | 25.23 | 7.25 (Na); | 0.29 (Al); | 1.26 (Al); | 1.83 (Si) | 3.15 (Si) |
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