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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 (http://creativecommons.org/licenses/by/4.0/).
(a) XRD patterns of the MGO and CDHA–MGO; (b) FTIR spectra of MGO, CDHA and CDHA–MGO; (c) TGA curves of magnetic nanoparticles (MNPs), MGO, CDHA, and CDHA–MGO; (d) Zeta potentials of MGO and CDHA–MGO at different pH values.