Tuning Electronic Structures of BN and C Double-Wall Hetero-Nanotubes

Figure 1

Structure of the optimized CNT(5, 5)@BNNT(10, 10): (a) top view (A) and side view (B). (b) The formation energy variation versus intertube distance . ○ and □ are the formation energy of calculated armchair and zigzag DWHNTs, respectively. The solid line was plotted in eyes.

(a)

(b)