Edge channels of broken-symmetry quantum Hall states in graphene visualized by atomic force microscopy.
Kim S, Schwenk J, Walkup D, Zeng Y, Ghahari F, Le ST, Slot MR, Berwanger J, Blankenship SR, Watanabe K, Taniguchi T, Giessibl FJ, Zhitenev NB, Dean CR, Stroscio JA.
Kim S, et al.
Nat Commun. 2021 May 14;12(1):2852. doi: 10.1038/s41467-021-22886-7.
Nat Commun. 2021.
PMID: 33990565
Free PMC article.
The quantum Hall (QH) effect, a topologically non-trivial quantum phase, expanded the concept of topological order in physics bringing into focus the intimate relation between the "bulk" topology and the edge states. The QH effect in graphene is distinguished by its four-f …
The quantum Hall (QH) effect, a topologically non-trivial quantum phase, expanded the concept of topological order in physics bringing into …