Field Emission Properties of Carbon Nanotubes with Boron Doping and H2O Adsorption
Figure 3
Side views of the charge density under different electric field: (a), (b) and (c), (d) refer to HOMO/LUMO of CNT+H2O and BCNT+H2O without electric field, respectively. (e), (f) and (g), (h) refer to HOMO/LUMO of CNT+H2O and BCNT+H2O under eV/nm, respectively.