Figure 8

Optical absorption spectrum of individual outer CNT, inner ZnO nanowire and the ZnO@(9, 9)-CNT complex structure. α⊥ and α|| represent the incident light is perpendicular and parallel to the z axis.

Optical absorption spectrum of individual outer CNT, inner ZnO nanowire and the ZnO@(9, 9)-CNT complex structure. α⊥ and α|| represent the incident light is perpendicular and parallel to the z axis.