Aspects of topological superconductivity in 2D systems: noncollinear magnetism, skyrmions, and higher-order topology
The review is aimed at highlighting the aspects of topological superconductivity in the
absence of spin–orbit interaction in two-dimensional systems with long-range noncollinear …
absence of spin–orbit interaction in two-dimensional systems with long-range noncollinear …
Two-terminal charge tunneling: Disentangling Majorana zero modes from partially separated Andreev bound states in semiconductor-superconductor heterostructures
We show that a pair of overlap** Majorana bound states (MBSs) forming a partially
separated Andreev bound state (ps-ABS) represents a generic low-energy feature in spin …
separated Andreev bound state (ps-ABS) represents a generic low-energy feature in spin …
Majorana Kramers pairs in higher-order topological insulators
We propose a tune-free scheme to realize Kramers pairs of Majorana bound states in
recently discovered higher-order topological insulators (HOTIs). We show that, by bringing …
recently discovered higher-order topological insulators (HOTIs). We show that, by bringing …
Steering Majorana braiding via skyrmion-vortex pairs: A scalable platform
Majorana zero modes are quasiparticles that hold promise as building blocks for topological
quantum computing. However, the litmus test for their detection, the observation of exotic …
quantum computing. However, the litmus test for their detection, the observation of exotic …
Composite topological excitations in ferromagnet-superconductor heterostructures
We investigate the formation of a new type of composite topological excitation—the
Skyrmion-vortex pair (SVP)—in hybrid systems consisting of coupled ferromagnetic and …
Skyrmion-vortex pair (SVP)—in hybrid systems consisting of coupled ferromagnetic and …
Currents induced by magnetic impurities in superconductors with spin-orbit coupling
We show that superconducting currents are generated around magnetic impurities and
ferromagnetic islands proximity coupled to superconductors with finite spin-orbit coupling …
ferromagnetic islands proximity coupled to superconductors with finite spin-orbit coupling …
Majorana Kramers pairs in Rashba double nanowires with interactions and disorder
We analyze the effects of electron-electron interactions and disorder on a Rashba double-
nanowire setup coupled to an s-wave superconductor, which has been recently proposed as …
nanowire setup coupled to an s-wave superconductor, which has been recently proposed as …
Pinning of Andreev bound states to zero energy in two-dimensional superconductor-semiconductor Rashba heterostructures
We consider a two-dimensional electron gas (2DEG) with Rashba spin-orbit interaction
(SOI) partially covered by an s-wave superconductor, where the uncovered region remains …
(SOI) partially covered by an s-wave superconductor, where the uncovered region remains …
Universal spin superconducting diode effect from spin-orbit coupling
We propose a universal spin superconducting diode effect (SDE) induced by spin-orbit
coupling (SOC) in systems with spin-triplet correlations, where the critical spin supercurrents …
coupling (SOC) in systems with spin-triplet correlations, where the critical spin supercurrents …
Suppression of the overlap between Majorana fermions by orbital magnetic effects in semiconducting-superconducting nanowires
We study both analytically and numerically the role of orbital effects caused by a magnetic
field applied along the axis of a semiconducting Rashba nanowire in the topological regime …
field applied along the axis of a semiconducting Rashba nanowire in the topological regime …