Fig. 1: The structural characterization and catalytic property of MoOx surface on Mo2N.
From: Direct cleavage of C=O double bond in CO2 by the subnano MoOx surface on Mo2N
a XRD pattern of fresh and used samples. b Raman spectra of fresh and used samples. c The in situ Raman spectra of MoOx/Mo2N with consecutive switch of air, Ar and H2. d H2-TPR pattern of MoO3/Mo2N. e Four-step surface reaction experiment on H2-pretreated MoOx/Mo2N with consecutive switch of Ar, CO2, Ar and H2 at 600 °C. f In situ Raman of MoOx/Mo2N with consecutive switch of H2, Ar and CO2 at 500 °C. g The schematic diagram of proposed reaction pathway and corresponding structural evolution.
