Correlated topological states in graphene nanoribbon heterostructures

JP Joost, AP Jauho, M Bonitz - Nano Letters, 2019 - ACS Publications
Finite graphene nanoribbon (GNR) heterostructures host intriguing topological in-gap states
(Rizzo, DJ; et al. Nature 2018, 560, 204). These states may be localized either at the bulk …

Full analytical solution of finite-length armchair/zigzag nanoribbons

A García-Fuente, D Carrascal, G Ross, J Ferrer - Physical Review B, 2023 - APS
Finite-length armchair graphene nanoribbons can behave as one-dimensional topological
materials, that may show edge states in their zigzag-terminated edges, depending on their …

Topologically protected edge and confined states in finite armchair graphene nanoribbons and their junctions

MP López-Sancho, MC Muñoz - Physical Review B, 2021 - APS
Topologically protected edge and junction states, previously predicted, have recently been
observed in armchair graphene nanoribbon (AGNR) heterojunctions. Here, via tight-binding …

Probing the magnetism of topological end states in 5-armchair graphene nanoribbons

J Lawrence, P Brandimarte, A Berdonces-Layunta… - ACS …, 2020 - ACS Publications
We extensively characterize the electronic structure of ultranarrow graphene nanoribbons
(GNRs) with armchair edges and zigzag termini that have five carbon atoms across their …

Topological phases in graphene nanoribbons: junction states, spin centers, and quantum spin chains

T Cao, F Zhao, SG Louie - Physical review letters, 2017 - APS
We show that semiconducting graphene nanoribbons (GNRs) of different width, edge, and
end termination (synthesizable from molecular precursors with atomic precision) belong to …

Topological phases in graphene nanoribbons tuned by electric fields

F Zhao, T Cao, SG Louie - Physical review letters, 2021 - APS
Graphene nanoribbons (GNRs) possess distinct symmetry-protected topological phases. We
show, through first-principles calculations, that by applying an experimentally accessible …

Magnetism of topological boundary states induced by boron substitution in graphene nanoribbons

N Friedrich, P Brandimarte, J Li, S Saito… - Physical Review Letters, 2020 - APS
Graphene nanoribbons (GNRs), low-dimensional platforms for carbon-based electronics,
show the promising perspective to also incorporate spin polarization in their conjugated …

Evolution of the topological energy band in graphene nanoribbons

Q Sun, Y Yan, X Yao, K Müllen, A Narita… - The journal of …, 2021 - ACS Publications
Topological theory has been recently applied in graphene nanoribbons (GNRs) and predicts
the existence of topological quantum states in junctions connecting GNRs of different …

Volkov-Pankratov states in topological graphene nanoribbons

TL van den Berg, A De Martino, MR Calvo… - Physical Review …, 2020 - APS
In topological systems, a modulation in the gap onset near interfaces can lead to the
appearance of massive edge states, as were first described by Volkov and Pankratov. In this …

Topological phase transition in chiral graphene nanoribbons: from edge bands to end states

J Li, S Sanz, N Merino-Díez, M Vilas-Varela… - Nature …, 2021 - nature.com
Precise control over the size and shape of graphene nanostructures allows engineering spin-
polarized edge and topological states, representing a novel source of non-conventional π …