Figure 3

(a) HRTEM, magnified HRTEM patterns and (b) EDX spectra of honeycomb Au-ZnO heterostructures and (c) HRTEM, magnified HRTEM patterns and (d) EDX spectra of porous cylindrical Au-ZnO heterostructures.
(a) HRTEM, magnified HRTEM patterns and (b) EDX spectra of honeycomb Au-ZnO heterostructures and (c) HRTEM, magnified HRTEM patterns and (d) EDX spectra of porous cylindrical Au-ZnO heterostructures.