RESEARCH / A0527
Single-atom Fe catalysts with pyrrolic-type FeN4 sites for efficient oxygen reduction reaction: Identifying the roles of different N species
Read the original paper · 10.1016/j.jpowsour.2024.234659 ↗
Source figures may contain other techniques and soft X-ray spectra. C, N and O measurements are outside our current hard-XAFS testing range.
Fig. 2. (a) XRD patterns and (b) Raman images of various catalysts. (c) N distributions in FePC–CNN, FeBPA-CNN and FeGLu-CNN. High-resolution XPS spectra of (d) N 1s and (e) Fe 2p of FePC–CNN, FeBPA-CNN and FeGLu-CNN. (f) Normalised Fe K-edge XANES spectra and (g) FT-EXAFS spectra of FePC–CNN and the references.