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. 2020 Nov 27;10(12):2351. doi: 10.3390/nano10122351

Figure 2.

Figure 2

(a) Optical micrograph of ZnO microspheres before complete drying at 80 C and (b) SEM image of the corresponding fully dried microspheres. (c) Effect of droplets size on the final size of zinc oxide microcapsules. Scale bars: (a) 60 μm; and (b) 30 μm.