Figure 2 | Scientific Reports

Figure 2

From: Curcumin encapsulated zeolitic imidazolate frameworks as stimuli responsive drug delivery system and their interaction with biomimetic environment

Figure 2

(a) UV-Vis absorption spectra of curcumin, ZIF-8 and CCM-ZIF-8. (Inset optical images of (a) CCM-ZIF-8, (b) Curcumin and (c) ZIF-8), (b) Photoluminescence spectra, (c) FTIR spectra, (d) Pore size distribution, (e) linear absorption desorption isotherm and (f) Percentage cumulative curcumin release in PBS solutions (0.5% Tween 20 at pH 5 and 7.4) at selected time intervals.

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