Fig. 7From: Mechanism and Application of Carbon Nanotube Sensors in SF6 Decomposed Production Detection: a ReviewDOS for different adsorbing systems. Blue line represents HOMO, red line represents LUMO, and dash line represents Fermi Level. a Ni-SWCTs, b Ni-SWCNTs/SO2, c Ni-SWCNTs/SOF2, and d Ni-SWCNTs/SO2F2 Back to article page