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Scanning tunnelling microscopy

Tunnelling electrons locally ignite excitons

Using low-temperature scanning tunnelling microscopy on a MoSe2/few-layer graphene heterostructure enables localized exciton generation and mapping with atomic-scale spatial resolution.

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Fig. 1: Schematic illustration of STML of excitons from monolayer MoSe2.


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Correspondence to Libai Huang.

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Huang, L. Tunnelling electrons locally ignite excitons. Nat. Mater. 22, 414–415 (2023).

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