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  • Spin stress contribution to the lattice dynamics of FePt 

    von Reppert, Alexander; Willig, Lisa; Pudell, Jan Etienne; Zeuschner, Steffen Peer; Sellge, Gabriel; Ganss, Fabian; Hellwig, Olaf; Arregi Uribeetxebarria, Jon Ander; Uhlíř, Vojtěch; Crut, Aurelien; Bargheer, Matias (AAAS, 2020-06-01)
    Invar-behavior occurring in many magnetic materials has long been of interest to materials science. Here, we show not only invar behavior of a continuous film of FePt but also even negative thermal expansion of FePt ...