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2D MATERIALS

Bi-state switch in moiré stacking

Twisted monolayer–multilayer graphene superlattices present bi-stable reconstruction states, with reversible switch in-between and long-distance propagation triggered by local mechanical perturbation. This provides additional degrees of freedom for moiré engineering.

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Fig. 1: Schematic representation of the moiré domains and domain walls for states O and Ō in twisted monolayer–multilayer graphene.

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Correspondence to Augusto Ghiotto.

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Ghiotto, A. Bi-state switch in moiré stacking. Nat. Mater. 21, 619–620 (2022). https://doi.org/10.1038/s41563-022-01253-x

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