Tuning topological superconductivity in phase-controlled Josephson junctions with Rashba and Dresselhaus spin-orbit coupling

B Scharf, F Pientka, H Ren, A Yacoby, EM Hankiewicz - Physical Review B, 2019 - APS
Recently, topological superconductors based on Josephson junctions in two-dimensional
electron gases with strong Rashba spin-orbit coupling have been proposed as attractive …

Anisotropic topological superconductivity in Josephson junctions

B Pekerten, JD Pakizer, B Hawn, A Matos-Abiague - Physical Review B, 2022 - APS
We investigate the effects of magnetic and crystalline anisotropies on the topological
superconducting state of planar Josephson junctions (JJs). In junctions where only Rashba …

Topological superconductivity induced by magnetic texture crystals

D Steffensen, MH Christensen, BM Andersen… - Physical Review …, 2022 - APS
We present a detailed investigation of the topological phases and Majorana fermion (MF)
excitations that arise from the bulk interplay between (un) conventional one-and two-band …

Proximity-driven ferromagnetism and superconductivity in the triangular Rashba-Hubbard model

M Biderang, MH Zare, J Sirker - Physical Review B, 2022 - APS
Bilayer moiré structures are a highly tunable laboratory to investigate the physics of strongly
correlated electron systems. Moiré transition metal dichalcogenides (TMDs) at low energies …

Crystalline anisotropic topological superconductivity in planar Josephson junctions

JD Pakizer, B Scharf, A Matos-Abiague - Physical Review Research, 2021 - APS
We theoretically investigate the crystalline anisotropy of topological phase transitions in
phase-controlled planar Josephson junctions (JJs) subject to spin-orbit coupling and in …

Tunable topological defect states and single-quanta skyrmionic configurations in mesoscopic superconducting rectangular systems with spin-orbit interaction

RF Chai, Y Xie, LF Zhang, GQ Zha - Physical Review B, 2024 - APS
In the framework of the microscopic Bogoliubov-de Gennes theory, we investigate the
topological defect states under out-of-plane magnetic flux in a mesoscopic superconducting …

Majorana corner modes in mesoscopic superconducting square systems with mixed pairing in the presence of spin–orbit interaction

Y Xie, GQ Zha - The European Physical Journal B, 2022 - Springer
In the framework of the Bogoliubov-de Gennes theory, we investigate the Majorana zero-
energy states in mesoscopic superconducting square systems with spin–orbit (SO) …

Generation of Entangled Photons via Cooper Pair Recombination in Noncentrosymmetric Quantum Wells

M Biderang, E Hosseini, A Akbari - arXiv preprint arXiv:2401.11577, 2024 - arxiv.org
We theoretically explore the generation of entangled two-photon pairs through Cooper pair
recombination within a noncentrosymmetric [001]-quantum well superconductor …

The topological properties of D+ p-wave superconductors in the mixed Rashba/Dresselhaus systems

X Lu, H Liu - Journal of Physics: Condensed Matter, 2020 - iopscience.iop.org
We investigate the effect of mixing Rashba/Dresselhaus spin–orbit couplings (SOCs) on the
topological properties of D+ p-wave superconductors. It is known that the nodal D+ p-wave …

Spin and charge order in doped spin-orbit coupled Mott insulators

M Biderang, A Akbari, J Sirker - Physical Review B, 2021 - APS
We study a two-dimensional single-band Hubbard Hamiltonian with antisymmetric spin-orbit
coupling. We argue that this is the minimal model to understand the electronic properties of …