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We study theoretically the onset of nonuniform superconductivity in a one-dimensional single wire in presence of Zeeman (or exchange field) and spin-orbit coupling. Using the Green's function formalism, we show that the spin-orbit coupling…

Superconductivity · Physics 2020-07-14 J. Baumard , J. Cayssol , A. Buzdin

A weak parallel Zeeman field combined with the spin-orbit coupling can induce the supercurrent in an s-wave two-dimensional superconductor. At the same time, the thermodynamically equilibrium state of such a system is characterized by the…

Superconductivity · Physics 2016-03-02 A. G. Mal'shukov

We study coherent transport through a semiconductor nanowire in the presence of spin-orbit coupling and Zeeman splitting due to an applied magnetic field. By employing analytical and numerical techniques we develop a theory for the…

Mesoscale and Nanoscale Physics · Physics 2012-10-26 Meng Cheng , Roman M. Lutchyn

We analyze the effect of magnetic fluctuations in superconductors with strong spin-orbit coupling and show that they drive a phase transition between two superconducting states: a conventional phase with zero center-of-mass momentum of…

Superconductivity · Physics 2017-05-31 Aviram Steinbok , Karen Michaeli

We demonstrate that the interplay of Zeeman and spin-orbit coupling fields in a 1D wire leads to an equilibrium spin current that manifests itself in a spin accumulation at the wire ends with a polarization perpendicular to both fields.…

Superconductivity · Physics 2019-12-25 I. V. Tokatly , B. Bujnowski , F. S. Bergeret

Higher-order topological superconductivity typically depends on spin-orbit interaction, and often necessitates well designed sample structures, nodal superconducting pairings or complex magnetic order. In this work, we propose a model that…

Mesoscale and Nanoscale Physics · Physics 2025-10-21 Jinpeng Xiao , Qianglin Hu , Zuodong Yu , Weipeng Chen , Xiaobing Luo

We report on an experimental investigation of the combined effect of nonequilibrium quasiparticle injection and supercurrent in superconducting aluminum wires. At low temperature, we observe the supercurrent-induced coupling of energy and…

Superconductivity · Physics 2023-02-22 P. Maier , D. Beckmann

We consider a thin-film normal metal/superconductor junction in the presence of an externally applied in-plane magnetic field for several symmetries of the superconducting order parameter. For p-wave superconductors, a strongly…

Superconductivity · Physics 2009-11-13 Jacob Linder , Takehito Yokoyama , Yukio Tanaka , Asle Sudbø

When time-reversal and inversion symmetry are broken, superconducting circuits may exhibit a so-called diode effect, where the critical currents for opposite directions of the current flow differ. In recent years, this effect has been…

Mesoscale and Nanoscale Physics · Physics 2024-07-22 Julia S. Meyer , Manuel Houzet

Recently proposed local-correlation-driven pairing mechanism, describing ferromagnetic phases (FM1 and FM2) coexisting with spin-triplet superconductivity (SC) within a single orbitally degenerate Anderson lattice model, is extended to the…

Strongly Correlated Electrons · Physics 2019-05-15 M. Fidrysiak , D. Goc-Jagło , E. Kądzielawa-Major , P. Kubiczek , J. Spałek

We theoretically study the DC Josephson effect of a semiconductor nanowire (NW) with strong spin-orbit interaction when a magnetic field is applied parallel to the NW. We adopt a model of single scatterer in a quasi-one-dimensional system…

Mesoscale and Nanoscale Physics · Physics 2013-04-15 Tomohiro Yokoyama , Mikio Eto , Yuli V. Nazarov

A superconductor-semiconducting nanowire-superconductor heterostructure in the presence of spin orbit coupling and magnetic field can support a supercurrent even in the absence of phase difference between the superconducting electrodes. We…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 G. Campagnano , P. Lucignano , D. Giuliano , A. Tagliacozzo

We demonstrate that in a superconducting multilayered system with alternating interlayer coupling a new type of nonuniform superconducting state can be realized under in-plane magnetic field. The Zeeman effect in this state is compensated…

Superconductivity · Physics 2009-11-11 A. Buzdin , S. Tollis , J. Cayssol

We study theoretically the simultaneous influence of spin accumulation potential $eV_\uparrow-eV_\downarrow$ and the Zeeman exchange field on singlet superconductivity. It is shown that the pair-breaking effect of the Zeeman field can be…

Superconductivity · Physics 2015-05-28 I. V. Bobkova , A. M. Bobkov

We investigate theoretically the Josephson junction of semiconductor nanowire with strong spin-orbit (SO) interaction in the presence of magnetic field. By using a tight-binding model, the energy levels $E_n$ of Andreev bound states are…

Mesoscale and Nanoscale Physics · Physics 2014-05-09 Tomohiro Yokoyama , Mikio Eto , Yuli V. Nazarov

Recent in-plane thermal (Nernst) and interlayer (tunnelling) transport experiments in Bi$_2$Sr$_2$CaCu$_2$O$_{8+y}$ high temperature superconductors report hugely different limiting magnetic fields. Based on pairing (and the uncertainty…

Superconductivity · Physics 2009-11-10 L. Krusin-Elbaum , G. Blatter , T. Shibauchi

Interband pairing in multiband superconductors is often neglected because of its higher energetic cost compared with intraband pairing. We show that, in multiband systems, a Zeeman magnetic field can stabilize interband pairing through the…

Superconductivity · Physics 2026-03-10 Shohei O. Shingu , Jun Goryo

We study superconductivity in spin-orbit-coupled systems in the vicinity of inversion symmetry breaking. We find that due to the presence of spin-orbit coupling, fluctuations of the incipient parity-breaking order generate an attractive…

Superconductivity · Physics 2015-11-18 Vladyslav Kozii , Liang Fu

The hope to realize Majorana fermions at the vortex core of a two dimensional topological superconductor has led to a variety of proposals for devices which exhibit topological superconductivity. Many of these include superconductivity…

Strongly Correlated Electrons · Physics 2014-11-05 Aaron Farrell , T. Pereg-Barnea

We study the superconducting instability in disordered non-centrosymmetric monolayers with intrinsic Ising spin-orbit coupling (SOC) subjected to an in-plane Zeeman magnetic field. The pairing interaction contains the channels allowed by…

Superconductivity · Physics 2020-01-23 David Möckli , Maxim Khodas
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