Deterministic all-optical magnetization writing facilitated by non-local transfer of spin angular momentum

Some magnetic materials can switch magnetization via a single laser pulse. However, while very fast, the mechanism is not deterministic. Here, the authors demonstrate a deterministic method of writing opposite magnetization states optically with a sequence of one or two laser pulses.

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Detalles Bibliográficos
Autores principales: Youri L. W. van Hees, Paul van de Meugheuvel, Bert Koopmans, Reinoud Lavrijsen
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2020
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Acceso en línea:https://doaj.org/article/c6beadab4c24443f964523babb50c693
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Descripción
Sumario:Some magnetic materials can switch magnetization via a single laser pulse. However, while very fast, the mechanism is not deterministic. Here, the authors demonstrate a deterministic method of writing opposite magnetization states optically with a sequence of one or two laser pulses.