Magnetic extension (IMAGE)

ARC Centre of Excellence in Future Low-Energy Electronics Technologies

Magnetic extension

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Magnetic extension: The surface state of the topological insulator extends into the neighbouring ferromagnetic insulator, interacting with magnetic moments via strong exchange interaction to produce a larger exchange bandgap and stronger insulating behaviour.

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Reproduced from the paper with permission from Advanced Materials (DOI 10.1002/adma.202007795).Copyright Wiley-VCH GmbH.

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