Skip to main content
. 2014 Jun 3;4(2):372–407. doi: 10.3390/nano4020372

Figure 1.

Figure 1

Bandgap energetics diagram of (a) ZnO and (b) ZnO-graphene or ZnO-CNT NH. The diagrams also show the relative energetic positions of the cellular redox potential (−4.12 to −4.84 eV) and relevant oxygen species (superoxides and hydroxy radicals).