Table 2 ECSA change of each catalyst during repeated CV cycles in a half-cell system
From: Durability Improvement of Pt/RGO Catalysts for PEMFC by Low-Temperature Self-Catalyzed Reduction
Sample | ECSA (m2 g−1) | ||
|---|---|---|---|
Initial | After | ||
100 cycles | 200 cycles | ||
Pt/C | 54.1 | 37.6 | 25.9 |
(deactivation) | (−30.5 %) | (−52.1 %) | |
Pt/RGO | 34.5 | 27.2 | 22.2 |
(deactivation) | (−21.2 %) | (−35.7 %) | |
Pt/RGO-R | 34.8 | 31.3 | 27.5 |
(deactivation) | (−10.1 %) | (−21.0 %) | |