Direct observation of a ferri-to-ferromagnetic transition in a fluoride-bridged 3d–4f molecular cluster

Jan Dreiser, Kasper Steen Pedersen, Cinthia Piamonteze, Stefano Rusponi, Zaher Salman, Md. Ehesan Ali, Magnus Schau-Magnussen, Christian Aagaard Thuesen, Stergios Piligkos, Høgni Weihe, Hannu Mutka, Oliver Waldmann, Peter Oppeneer, Jesper Bendix, Frithjof Nolting, Harald Brune