Topological aspects of antiferromagnets
The long fascination that antiferromagnetic materials has exerted on the scientific community
over about a century has been entirely renewed recently with the discovery of several …
over about a century has been entirely renewed recently with the discovery of several …
Exciton condensation in strongly correlated quantum spin Hall insulators
Time-reversal symmetric topological insulators are generically robust with respect to weak
local interaction unless symmetry-breaking transitions take place. Using dynamical mean …
local interaction unless symmetry-breaking transitions take place. Using dynamical mean …
Strongly correlated physics in organic open-shell quantum systems
Strongly correlated physics arises due to electron-electron scattering within partially-filled
orbitals, and in this perspective, organic molecules in open-shell configuration are good …
orbitals, and in this perspective, organic molecules in open-shell configuration are good …
Interplay between destructive quantum interference and symmetry-breaking phenomena in graphene quantum junctions
We study the role of electronic spin and valley symmetry in the quantum interference (QI)
patterns of the transmission function in graphene quantum junctions. In particular, we link it …
patterns of the transmission function in graphene quantum junctions. In particular, we link it …
Quench dynamics and Hall response of interacting Chern insulators
We study the coherent nonequilibrium dynamics of interacting two-dimensional systems
after a quench from a trivial to a topological Chern insulator phase. While the many-body …
after a quench from a trivial to a topological Chern insulator phase. While the many-body …
[HTML][HTML] Stability of destructive quantum interference antiresonances in electron transport through graphene nanostructures
We investigate the stability of destructive quantum interference (DQI) in electron transport
through graphene nanostructures connected to source and drain electrodes. The fingerprint …
through graphene nanostructures connected to source and drain electrodes. The fingerprint …
Impact of magnetic dopants on magnetic and topological phases in magnetic topological insulators
A topological insulator doped with random magnetic impurities is studied. The system is
modeled by the Kane-Mele model with a random spin exchange between conduction …
modeled by the Kane-Mele model with a random spin exchange between conduction …
Exciton topology and condensation in a model quantum spin Hall insulator
A Blason, M Fabrizio - Physical Review B, 2020 - APS
We study by a consistent mean-field scheme the role on the single-and two-particle
properties of a local electron-electron repulsion in the Bernevig, Hughes, and Zhang model …
properties of a local electron-electron repulsion in the Bernevig, Hughes, and Zhang model …
Local versus nonlocal correlation effects in interacting quantum spin Hall insulators
The impact of Coulomb interaction on the electronic properties of a quantum spin Hall
insulator is studied using quantum cluster methods, disentangling local from nonlocal …
insulator is studied using quantum cluster methods, disentangling local from nonlocal …
Impact of correlations on topology in the Kane-Mele model decorated with impurities
We propose an effective model for the study of the interplay between correlation and
topology by decorating the Kane-Mele model with a set of localized interacting orbitals …
topology by decorating the Kane-Mele model with a set of localized interacting orbitals …