Functionalized Mesoporous Silica Membranes for CO₂ Separation Applications

Figure 6

Characterization of modified mesoporous silica membranes. SEM images of the (a) cross section and (b) top view of an aziridine-functionalized mesoporous silica membrane [48], (c) FT-IR/ATR spectra for a silylated mesoporous silica membrane [53], and (d) XRD pattern of a PEI-modified MCM-48 membrane [43].

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