Fig. 2: Morphological and structural characterization.
From: Subnanometric Cu clusters on atomically Fe-doped MoO2 for furfural upgrading to aviation biofuels

a, b SEM, c TEM, d HAADF-STEM, and e1–e6 EDX mapping images of Fe-NENU-5. f, g SEM, h TEM, i HAADF-STEM, j1–j6 EDX mapping, k, l AC HAADF-STEM images, and m elemental line scan profiles of Cu4/Fe0.3Mo0.7O2@C SHHPO.