Optical control over topological Chern number in moiré materials

www.nature.com

Optical control over topological Chern number in moiré materials

www.nature.com

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NatureEnglish · 24 days ago

Nature, Published online: 28 January 2026; doi:10.1038/s41586-025-09851-w

Optical spin orientation of itinerant ferromagnets in twisted MoTe2 homobilayers is demonstrated, enabling control of topological Chern numbers with circularly polarized light.

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