Realization of a two-dimensional Weyl semimetal and topological Fermi strings
Abstract A two-dimensional (2D) Weyl semimetal, akin to a spinful variant of graphene,
represents a topological matter characterized by Weyl fermion-like quasiparticles in low …
represents a topological matter characterized by Weyl fermion-like quasiparticles in low …
Weyl Points on Nonorientable Manifolds
Weyl fermions are hypothetical chiral particles that can also manifest as excitations near
three-dimensional band crossing points in lattice systems. These quasiparticles are subject …
three-dimensional band crossing points in lattice systems. These quasiparticles are subject …
Polarization and Weak Topology in Chern Insulators
Chern insulators, and more broadly, topological insulators, present an obstruction to the
construction of exponentially localized electronic Wannier functions. This implies a …
construction of exponentially localized electronic Wannier functions. This implies a …
Polarization textures in crystal supercells with topological bands
WJ Jankowski, D Bennett, A Agarwal, G Chaudhary… - Physical Review B, 2024 - APS
Two-dimensional materials are a highly tunable platform for studying the momentum space
topology of the electronic wavefunctions and real space topology in terms of skyrmions …
topology of the electronic wavefunctions and real space topology in terms of skyrmions …
Weyl points on non-orientable manifolds
Weyl fermions are hypothetical chiral particles that can also manifest as excitations near
three-dimensional band crossing points in lattice systems. These quasiparticles are subject …
three-dimensional band crossing points in lattice systems. These quasiparticles are subject …
In-plane magnetization orientation driven topological phase transition in OsCl3 monolayer
R Das, S Bandyopadhyay, I Dasgupta - Electronic Structure, 2024 - iopscience.iop.org
The quantum anomalous Hall effect resulting from the in-plane magnetization in the OsCl 3
monolayer is shown to exhibit different electronic topological phases determined by the …
monolayer is shown to exhibit different electronic topological phases determined by the …
Diverging shift current responses in the gapless limit of two-dimensional systems
H Yoshida, S Murakami - arXiv preprint arXiv:2407.18565, 2024 - arxiv.org
The shift current responses of two-dimensional systems in the gapless limit are investigated.
As the energy gap becomes smaller, the interband transition probability becomes larger at …
As the energy gap becomes smaller, the interband transition probability becomes larger at …
Moving Protocol of Majorana Corner Modes in a Superconducting 2D Weyl Semimetal Heterostructure
Second-order topological superconductors host Majorana corner modes (MCMs), which are
confined to specific corners of the system. This spatial restriction presents challenges for …
confined to specific corners of the system. This spatial restriction presents challenges for …