Highly Dispersed 𝛼-MoC_1−𝑥 in Porous Silica for CO Hydrogenation

Figure 3

Changes in the XP spectra of Mo-M-SiO₂ in the (a) Mo 3d, (b) deconvoluted spectrum for Mo 3d obtained after treatment at 623 K and (c) at 823 K, (d) C 1s, (e) Si 2p, and (f) O 1s region during carburization in Ar gas; room temperature refers to the untreated sample.

(a)

(b)

(c)

(d)

(e)

(f)