Fig. 2

DSC (a) and TG (b) data of ZnO-HCPs, (c) Raman spectra of ZnO-HCPs, (d) N2 adsorption isotherms of ZnO-HCPs, (e) schematic diagram illustrates of ZnO-HCPs.

DSC (a) and TG (b) data of ZnO-HCPs, (c) Raman spectra of ZnO-HCPs, (d) N2 adsorption isotherms of ZnO-HCPs, (e) schematic diagram illustrates of ZnO-HCPs.