Spin Disorder and Magnetic Anisotropy in Fe3O4 Nanoparticles

E. Lima, A. L. Brandl, A. D. Arelaro +1

We have studied the magnetic behavior of dextran-coated magnetite (Fe${}_3$O${}_4$) nanoparticles with median particle size $⟨d⟩=8$ $nm$. Magnetization curves and in-field M…