Oriented attachment and exchange coupling of α-Fe2O3 nanoparticles

Autor: Frandsen, Cathrine, Bahl, Christian Robert Haffenden, Lebech, Bente, Lefmann, Kim, Kuhn, Luise Theil, Keller, L, Andersen, Niels Hessel, Zimmermann, M. V., Johnson, Erik, Klausen, Stine Nyborg, Mørup, Steen

Publikováno v: Frandsen, C, Bahl, C R H, Lebech, B, Lefmann, K, Kuhn, L T, Keller, L, Andersen, N H, Zimmermann, M V, Johnson, E, Klausen, S N & Mørup, S 2005, ' Oriented attachment and exchange coupling of α-Fe 2 O 3 nanoparticles ', Physical Review B Condensed Matter, vol. 72, no. 21, pp. 214406 . https://doi.org/10.1103/PhysRevB.72.214406

We show that antiferromagnetic nanoparticles of alpha-Fe2O3 (hematite) under wet conditions can attach into chains along a common [001] axis. Electron microscopy shows that such chains typically consist of two to five particles. X-ray and neutron dif

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