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Topological matter

Topological matter

Surface ‘signature’ could distinguish exotic topological insulators

26 Feb 2024 Isabelle Dumé
Diagram showing one-dimensional surface hinge states characteristic of HOTIs
One-dimensional surface hinge states characteristic of HOTIs. Researchers have shown how to detect HOTIs without observing such hinge states. (Courtesy: The Grainger College of Engineering at University of Illinois Urbana-Champaign)
A newly-discovered “surface signature” of materials known as higher-order topological insulators

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