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. 2018 Jan 5;3(1):167–175. doi: 10.1021/acsomega.7b01693

Figure 1.

Figure 1

(a) Synthetic scheme of preparation of core–shell ZIF-8@ZIF-67 and ZIF-67@ZIF-8, (b) UV–visible spectra, and (c) powder X-ray diffraction (PXRD) patterns of ZIF-8, ZIF-67, ZIF-8@ZIF-67, ZIF-8 + ZIF-67, and ZIF-67@ZIF-8.