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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
(a) An example of the EDX spectrum of the composite BC-CeO2 sample; SEM images (left side) and EDX maps of cerium distribution (right side) on the surface of the BC-ceria nanocomposite samples with: (b,c) 1 wt.% CeO2; (d,e) 5 wt.% CeO2.