Figure 5 | Scientific Reports

Figure 5

From: Facile synthesis of diverse graphene nanomeshes based on simultaneous regulation of pore size and surface structure

Figure 5

UV-Vis adsorption spectra (a), plots of (αhν)1/2 against the photon energy (hν) for indirect band gap deduction (b), plots of (αhν)2 against the photon energy (hν) for direct band gap deduction and the direct band gap as a function of reaction time (inset) (c), UPS spectra in the high kinetic energy cutoff region and the work function as a function of reaction time (inset) (d) of GO and GNMs.

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