Figure 9

(a) TEM image of the CdS nanowire-ZnIn₂S₄ nanosheet NHS. (b–c) TEM images and (d) SEM images of the nanowire/helical nanosheet NHS. (e) EDX element mapping of Cd, Zn, In and S. (f) Schematic illustration of the morphological evolution process.²⁴ Copyright 2014, Wiley-VCH.