Transport in two-dimensional topological materials: recent developments in experiment and theory
We review theoretical and experimental highlights in transport in two-dimensional
topological materials over the last five years. Topological materials comprise topological …
topological materials over the last five years. Topological materials comprise topological …
Rare regions and avoided quantum criticality in disordered Weyl semimetals and superconductors
Disorder in Weyl semimetals and superconductors is surprisingly subtle, attracting attention
and competing theories in recent years. In this brief review, we discuss the current …
and competing theories in recent years. In this brief review, we discuss the current …
Localized spin-orbit polaron in magnetic Weyl semimetal Co3Sn2S2
Abstract The kagome lattice Co3Sn2S2 exhibits the quintessential topological phenomena
of a magnetic Weyl semimetal such as the chiral anomaly and Fermi-arc surface states …
of a magnetic Weyl semimetal such as the chiral anomaly and Fermi-arc surface states …
Moiré superlattice on the surface of a topological insulator
Twisting van der Waals heterostructures to induce correlated many body states provides a
novel tuning mechanism in solid state physics. In this work, we theoretically investigate the …
novel tuning mechanism in solid state physics. In this work, we theoretically investigate the …
Proximity-induced surface superconductivity in Dirac semimetal Cd3As2
Cd3As2 is a three-dimensional Dirac semimetal with separated Dirac points in momentum
space. In spite of extensive transport and spectroscopic studies on its exotic properties, the …
space. In spite of extensive transport and spectroscopic studies on its exotic properties, the …
Transport, refraction, and interface arcs in junctions of Weyl semimetals
We study the low-energy single-electron transport across a junction of two magnetic Weyl
semimetals, in which the anisotropy axes are tilted one respect to the other. Using a two …
semimetals, in which the anisotropy axes are tilted one respect to the other. Using a two …
Infinite berry curvature of Weyl Fermi arcs
We show that Weyl Fermi arcs are generically accompanied by a divergence of the surface
Berry curvature scaling as 1/k 2, where k is the distance to a hot line in the surface Brillouin …
Berry curvature scaling as 1/k 2, where k is the distance to a hot line in the surface Brillouin …
Direct topological insulator transitions in three dimensions are destabilized by nonperturbative effects of disorder
We reconsider the phase diagram of a three-dimensional Z 2 topological insulator in the
presence of short-ranged potential disorder, with the insight that nonperturbative rare states …
presence of short-ranged potential disorder, with the insight that nonperturbative rare states …
Nodal points of Weyl semimetals survive the presence of moderate disorder
In this work we address the physics of individual three-dimensional Weyl nodes subject to a
moderate concentration of disorder. Previous analysis indicates the presence of a quantum …
moderate concentration of disorder. Previous analysis indicates the presence of a quantum …
Surface-dominated conductance scaling in Weyl semimetal NbAs
Protected surface states arising from non-trivial bandstructure topology in semimetals can
potentially enable advanced device functionalities in compute, memory, interconnect …
potentially enable advanced device functionalities in compute, memory, interconnect …