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. 2021 Aug 10;16:5333–5341. doi: 10.2147/IJN.S305676

Figure 1.

Figure 1

Characterization of CeO2 NPs by transmission electron microscopy (TEM), showing nanoparticles with average diameters of (A) 15 ± 5 nm, (B) 30 ± 5 nm, and (C) 45 ± 5 nm. (Left image scale bar: 50 nm and right image scale bar: 10 nm).