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Figure 4
Representative TEM images and corresponding size analyses of the three iron oxide nanoparticle samples prepared at (a) 340, (b) 390 and (c) 440°C. The histograms have been fitted by a lognormal size distribution, as indicated by the dashed black line. Additional TEM images may be found in the Supporting information.

IUCrJ
Volume 8| Part 1| January 2021| Pages 33-45
ISSN: 2052-2525
https://doi.org/10.1107/S2052252520013585