Van der Waals spin valves

C Cardoso, D Soriano, NA García-Martínez… - Physical review …, 2018 - APS
We propose spin valves where a 2D nonmagnetic conductor is intercalated between two
ferromagnetic insulating layers. In this setup, the relative orientation of the magnetizations of …

Interaction-stabilized topological magnon insulator in ferromagnets

A Mook, K Plekhanov, J Klinovaja, D Loss - Physical Review X, 2021 - APS
Condensed matter systems admit topological collective excitations above a trivial ground
state, an example being Chern insulators formed by Dirac bosons with a gap at finite …

Type-II Dirac cones and electron-phonon interaction in monolayer biphenylene from first-principles calculations

PF Liu, J Li, C Zhang, XH Tu, J Zhang, P Zhang… - Physical Review B, 2021 - APS
We report a first-principles investigation of electronic structure, topological bands, and
electron-phonon interactions in metallic biphenylene sheets. Biphenylene is a recently …

Probing local moments in nanographenes with electron tunneling spectroscopy

R Ortiz, J Fernández-Rossier - Progress in Surface Science, 2020 - Elsevier
The emergence of local moments in graphene zigzag edges, grain boundaries, vacancies
and sp 3 defects has been widely studied theoretically. However, conclusive experimental …

Orbital edge states in a photonic honeycomb lattice

M Milićević, T Ozawa, G Montambaux, I Carusotto… - Physical Review Letters, 2017 - APS
We experimentally reveal the emergence of edge states in a photonic lattice with orbital
bands. We use a two-dimensional honeycomb lattice of coupled micropillars whose bulk …

[HTML][HTML] Certain aspects of quantum transport in zigzag graphene nanoribbons

S Pratap, S Kumar, RP Singh - Frontiers in Physics, 2022 - frontiersin.org
We have investigated the Fano factor and shot noise theoretically in the confined region of
the potential well of zigzag graphene nanoribbon (ZGNR). We have found that the Fano …

Electronic transport in molecular junctions: The generalized Kadanoff–Baym ansatz with initial contact and correlations

R Tuovinen, R van Leeuwen, E Perfetto… - The Journal of …, 2021 - pubs.aip.org
The generalized Kadanoff–Baym ansatz (GKBA) offers a computationally inexpensive
approach to simulate out-of-equilibrium quantum systems within the framework of …

Topological surface state in epitaxial zigzag graphene nanoribbons

TTN Nguyen, N de Vries, H Karakachian… - Nano Letters, 2021 - ACS Publications
Protected and spin-polarized transport channels are the hallmark of topological insulators,
coming along with an intrinsic strong spin–orbit coupling. Here we identified such …

Antichiral states in twisted graphene multilayers

MM Denner, JL Lado, O Zilberberg - Physical Review Research, 2020 - APS
The advent of topological phases of matter revealed a variety of observed boundary
phenomena, such as chiral and helical modes found at the edges of two-dimensional (2D) …

Magnetic frustration and fractionalization in oligo (indenoindenes)

R Ortiz, G Giedke, T Frederiksen - Physical Review B, 2023 - APS
Oligo (indenoindenes)(OInIn) are π-conjugated ladder carbon polymers with alternating
hexagons and pentagons, hosting one unpaired electron for each of the latter in the open …