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. 2018 Nov 6;3(11):14986–15001. doi: 10.1021/acsomega.8b02229

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(a, b, c) Magnetization vs applied magnetic field curves at 1.8, 10, 100, and 300 K for CoFe₂O₄-6, NiFe₂O₄-6, and Co_0.5Ni_0.5Fe₂O₄-6 NPs. (d, e, f). Zero field cooling (ZFC) and field-cooled (FC) magnetization curves recorded under 200 Oe of applied magnetic field and at 2 K/min for the NPs.