Fig. 4: Atomic and spectroscopic investigations of light-driven ethanol dehydration toward ethylene over GaN@CMO-H. | Nature Communications

Fig. 4: Atomic and spectroscopic investigations of light-driven ethanol dehydration toward ethylene over GaN@CMO-H.

From: Surface-hydrogenated CrMnOx coupled with GaN nanowires for light-driven bioethanol dehydration to ethylene

Fig. 4

a TOF-SIMS signal of D element over GaN@CMO-D before and after the reaction. b The signal of D2O element in the liquid production. c In-situ IR for the ethanol dehydration process over GaN@CMO-H. d Quasi-in-situ electron paramagnetic resonance spectroscopy measurement for ethyl radical. In-situ high-resolution XPS spectra of (e) Ga 3 d and (f) Cr 2 p under illumination. g Schematic illustration of surface-proton migration and replenishment during ethanol dehydration.

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