Fig. 2: Local environment of Co atom in Co@SCN.
From: Harnessing air-water interface to generate interfacial ROS for ultrafast environmental remediation

a, b Normalized XANES spectra and k2-weight FT-EXAFS spectra of Co foil, Co3O4, CoO and Co@SCN in R-space, inset: the magnified image of Normalized XANES spectra; c k2-weight FT-EXAFS fitting curves of Co@SCN; d–g WT-EXAFS for the Co element of Co foil, Co3O4, CoO and Co@SCN, respectively.