Figure 2

(a) The calculated formation energies of different types of ZnO@(n, n) CNT (n = 7–12) complex structure. (b) 2D contour plot of electron localization functions on (11(−)00) surface of ZnO@(9, 9) CNT.

(a) The calculated formation energies of different types of ZnO@(n, n) CNT (n = 7–12) complex structure. (b) 2D contour plot of electron localization functions on (11(−)00) surface of ZnO@(9, 9) CNT.