Experimental and theoretical study on field emission properties of zinc oxide nanoparticles decorated carbon nanotubes*
Li Xin†, Zhou Wei-Man, Liu Wei-Hua, Wang Xiao-Li
       
Field emission I – V curves of CNT and ZnO NP decorated CNT cathode. The threshold voltage of the ZnO-NP decorated CNT cathode and the pure CNT cathode are 350 V and 450 V, respectively. The field emission current is 12 μA.