Spin orientation and magnetostriction of Tb1−xDyxFe2 from first principles

The optimal amount of dysprosium in the highly magnetostrictive rare-earth compounds Tb1−xDyxFe2 for room-temperature applications has long been known to be x = 0.73 (Terfenol-D). Here, we derive this value from first principles by calculating the easy magnetization direction and magnetostriction as...

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Detalhes bibliográficos
Principais autores: Patrick, CE, Marchant, GA, Staunton, JB
Formato: Journal article
Idioma:English
Publicado em: American Physical Society 2020