| 摘要 |
PROBLEM TO BE SOLVED: To provide a catalytic electrode capable of maintaining power generation efficiency by enhancing proton transporting efficiency.SOLUTION: The catalytic electrode is composed of platinum-containing catalytic nanoparticles 1, carbon particles 2 on which the catalytic nanoparticles 1 are carried, and an electrolyte 4. In the catalytic electrode, the weight ratio C/Pt of carbon (C) contained in the carbon particles 2 to platinum (Pt) contained in the catalytic nanoparticles is 5-50, and the weight ratio S/Pt of sulfur (S) to platinum (Pt) contained in the catalytic nanoparticles 1 is 1/5 to 5. |
