Fig. 2
From: Mackinawite nanozymes as reactive oxygen species scavengers for acute kidney injury alleviation
Characterization of GFeSNs. a XRD pattern of GFeSNs. b EDS analysis of GFeSNs. c High-resolution transmission electron microscope (HRTEM) image and selected-area electron diffraction (SAED) pattern of GFeSNs. Scale bar = 200 nm. d HAADF-STEM image of GFeSNs. Fe-K (e), Fe–L (f), and S (g) elemental mapping images of GFeSNs. Scale bar = 100 μm. Fe 2p (h) and S 2p (i) regions of XPS spectra of GFeSNs. j A optimized schematic atom structure represents crystal phases of GFeSNs