Figure 4
From: Facile Access to Graphene Oxide from Ferro-Induced Oxidation

Morphology and characterization of FIGO-prepared GO paper.
(A) SEM side-view image of folded ~1-μm-thick GO paper. (B) XRD pattern of GO paper. (C) 3D IR profile (30 to 1000 °C) and (D) FT-IR spectra of evolved gases produced from GO combustion under N2 atmosphere.