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. 2020 Aug 4;8:682. doi: 10.3389/fchem.2020.00682

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Copyright © 2020 Moskvin, Marková, Malínská, Miklánková, Hüttl, Oliyarnyk, Pop-Georgievski, Zhigunov, Petrovský and Horák.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Diffraction pattern of γ-Fe₂O₃ (black), γ-Fe₂O₃/CeO_x (red), and γ-Fe₂O₃/CeO_x@PEG_2,000 nanoparticles (blue) compared to that of γ-Fe₂O₃ and CeO₂ from the Crystallography Open Database (vertical black and green lines, respectively).