Figure 3 (IMAGE)

Advanced Institute for Materials Research (AIMR), Tohoku University

Figure 3

Caption

Surface Pourbaix diagrams of (a) Fe2O3/Sm2O3, (b) Fe2O3. Reaction pathway analysis of sub-5nm Fe2O3/Sm2O3@N-CNFs and sub-5nm Fe2O3@N-CNFs: (c) ORR free energy, (d) analysis of the OH* desorption transition state, (e) ORR volcano activity model predicting with the exchange current density (j0) as a function of ΔGOH* (pH = 13, U = 0.9 V vs. RHE), (f) in-situ enhanced Raman spectroscopy of sub-5nm Fe2O3/Sm2O3@N-CNFs, (g) in-situ ATR-SEIRAS of sub-5nm Fe2O3/Sm2O3@N-CNFs, and (h) schematic comparison of the ORR reaction progress.

Credit

©Hao Li et al.

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