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. 2017 Feb 20;12:135. doi: 10.1186/s11671-017-1859-5

Fig. 1.

Fig. 1

a XRD patterns of HNTs, ZnO, ZnO/HNTs with different ZnO loading, and Ag-ZnO/HNTs and b XPS spectra of Ag-ZnO/HNTs and atomic concentrations of different elements for Ag-ZnO/HNTs