RESEARCH / A0531
Advanced cobalt-based hierarchical and gradient armor catalysts for highperformance Li–S batteries over a wide temperature range
Read the original paper · 10.1039/d4tc02573c ↗
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. 3 (a) XANES spectra at Co K-edges of Co@NCNN and Co foil. (b) and (c) The corresponding EXAFS spectra. (d)–(f) High-resolution XPS spectra of C 1s, N 1s, and Co 2p in Co@NCNN and NCNN.