Figure 2

FE-SEM side-view images of pristine graphite (A), EOG (B) and EOG paper (C). (D) FTIR of pristine graphite, EOG and GO. (E) XRD of pristine graphite, EOG, GO and EOG-C₁₄N⁺ intercalated compound. (F) Raman spectra of pristine graphite, EOG and GO.