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. 2021 Jul 29;26(15):4591. doi: 10.3390/molecules26154591

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© 2021 by the authors.

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/).

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(a) Magnetization cycle of SPIONs; (b) magnetization cycle of MOLNBs. In the insets, a zoom of the measurements is reported, highlighting the superparamagnetic behavior of the samples (i.e., absence of magnetic hysteresis and remanence).