Edge State Quantum Interference in Twisted Graphitic Interfaces
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Science"
DOI: 10.1002/advs.202102261
Abstract: Zigzag edges in graphitic systems exhibit localized electronic states that drastically affect their properties. Here, room‐temperature charge transport experiments across a single graphitic interface are reported, in which the interlayer current is confined to the… read more here.
Keywords: quantum interference; state quantum; interference twisted; interference ... See more keywords
Observation of Magnetism-Induced Topological Edge State in Antiferromagnetic Topological Insulator MnBi4Te7.
Sign Up to like & getrecommendations! Published in 2022 at "ACS nano"
DOI: 10.1021/acsnano.2c03622
Abstract: Breaking time reversal symmetry in a topological insulator may lead to quantum anomalous Hall effect and axion insulator phase. MnBi4Te7 is a recently discovered antiferromagnetic topological insulator with TN ∼ 12.5 K, which is composed… read more here.
Keywords: state; topological insulator; antiferromagnetic topological; insulator ... See more keywords
Proximity-induced superconducting gap in the quantum spin Hall edge state of monolayer WTe2
Sign Up to like & getrecommendations! Published in 2020 at "Nature Physics"
DOI: 10.1038/s41567-020-0816-x
Abstract: The quantum spin Hall (QSH) state was recently demonstrated in monolayers of the transition metal dichalcogenide 1T'-WTe$_2$ and is characterized by a band gap in the two-dimensional (2D) interior and helical one-dimensional (1D) edge states.… read more here.
Keywords: state; edge state; superconducting gap; edge ... See more keywords
Nanoscale mapping of edge-state conductivity and charge-trap activity in topological insulators.
Sign Up to like & getrecommendations! Published in 2023 at "Materials horizons"
DOI: 10.1039/d2mh01259f
Abstract: We report the nanoscale mapping of topological edge-state conductivity and the effects of charge-traps on conductivity in a Bi2Se3 multilayer film under ambient conditions. In this strategy, we applied an electric field perpendicular to the… read more here.
Keywords: edge state; charge; charge trap; conductivity ... See more keywords
Field-effect transistor and giant magnetoresistance effect based on optically induced antichiral edge state in graphene
Sign Up to like & getrecommendations! Published in 2024 at "Applied Physics Letters"
DOI: 10.1063/5.0189578
Abstract: We propose a peculiar method to induce the antichiral edge state (AES) based on off-resonant circularly polarized (ORCP) light and further study its edge-state transitions and transport properties in zigzag graphene nanoribbon. The results show… read more here.
Keywords: field; edge state; effect; antichiral edge ... See more keywords
Adjustable spin-dependent perfect absorption via topological edge state in a heterostructure with the multi-Weyl semimetal
Sign Up to like & getrecommendations! Published in 2025 at "Journal of Applied Physics"
DOI: 10.1063/5.0280252
Abstract: Chiral optical absorption is a particular phenomenon in the structure with broken symmetry, which holds wide values in filtering, photodetection, multiplexed holograms, and numerous other aspects. However, an external magnetic field is generally required to… read more here.
Keywords: spin dependent; edge state; multi weyl; weyl semimetal ... See more keywords
Connection topology of step edge state bands at the surface of a three dimensional topological insulator
Sign Up to like & getrecommendations! Published in 2018 at "New Journal of Physics"
DOI: 10.1088/1367-2630/aacef6
Abstract: Topological insulators in the Bi$_2$Se$_3$ family manifest helical Dirac surface states that span the topologically ordered bulk band gap. Recent scanning tunneling microscopy measurements have discovered additional states in the bulk band gap of Bi$_2$Se$_3$… read more here.
Keywords: edge state; topology; step; topological insulator ... See more keywords
Generation and edge-state transitions of pseudohelical edge state based on side potentials in graphene
Sign Up to like & getrecommendations! Published in 2024 at "New Journal of Physics"
DOI: 10.1088/1367-2630/ad6eae
Abstract: Pseudohelical edge state (PHES) was proposed based on a staggered spin–orbit coupling (SOC) uniformly applied on graphene. In this work, we investigate the formation of the PHES and its edge-state transitions by the side potentials… read more here.
Keywords: edge state; state transitions; state; pseudohelical edge ... See more keywords
The role of edge states for early warning of tipping points
Sign Up to like & getrecommendations! Published in 2025 at "Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences"
DOI: 10.1098/rspa.2024.0753
Abstract: Tipping points (TPs) are often described as low-dimensional bifurcations, and are associated with early warning signals (EWS) due to critical slowing down (CSD). CSD is an increase in amplitude and correlation of noise-induced fluctuations away… read more here.
Keywords: edge state; edge; tipping points; early warning ... See more keywords
Band engineering aided by topological edge state proximity effects: Inducing antichirality in graphene
Sign Up to like & getrecommendations! Published in 2025 at "Physical Review B"
DOI: 10.1103/9qf8-yfkl
Abstract: In this work we analyze infinite graphene nanoribbons subjected to non-uniform magnetic fields that produce topological domain walls in the quantum Hall regime. We show how the proximity between edge states from neighboring domains modifies… read more here.
Keywords: edge state; band; topological edge; proximity ... See more keywords
Stability of topological edge states under strong nonlinear effects
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review B"
DOI: 10.1103/physrevb.103.024106
Abstract: We examine the role of strong nonlinearity on the topologically robust edge state in a one-dimensional system. We consider a chain inspired from the Su-Schrieffer-Heeger model but with a finite-frequency edge state and the dynamics… read more here.
Keywords: edge states; edge state; frequency; stability ... See more keywords