López Conesa, LluísMartínez Boubeta, CarlosSerantes Abalo, DavidEstradé, SoniaPeiró, Francesca2021-02-122021-02-122021Materials 2021, 14(4), 774; https://doi.org/10.3390/ma14040774http://hdl.handle.net/10347/24433The nanoscale magnetic configuration of self-assembled groups of magnetite 40 nm cubic nanoparticles has been investigated by means of electron holography in the transmission electron microscope (TEM). The arrangement of the cubes in the form of chains driven by the alignment of their dipoles of single nanocubes is assessed by the measured in-plane magnetic induction maps, in good agreement with theoretical calculationseng© 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 (http://creativecommons.org/licenses/by/4.0/)Atribución 4.0 Internacionalhttp://creativecommons.org/licenses/by/4.0/Electron holographyMagnetic nanoparticlesMagnetic hyperthermiajournal article10.3390/ma140407741996-1944open access