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Related papers: Locally Non-centrosymmetric Superconductivity in M…

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Unlike other pnictides, SrPtAs has a hexagonal structure, containing layers with As-Pt atoms that form a honeycomb lattice. These layers lack inversion symmetry which allows for a spin-orbit coupling that we show has a dramatic effect on…

Superconductivity · Physics 2011-11-23 S. J. Youn , M. H. Fischer , S. H. Rhim , M. Sigrist , D. F. Agterberg

Inspired by the recent experimental observation of topological superconductivity in ferromagnetic chains, we consider a dilute 2D lattice of magnetic atoms deposited on top of a superconducting surface with a Rashba spin-orbit coupling. We…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 Joel Röntynen , Teemu Ojanen

We numerically investigate finite-momentum superconductivity in noncentrosymmetric metallic altermagnets with $d$-wave spin-splitting and strong Rashba-type spin-orbit coupling. Focusing on a stripe phase in which Cooper pairs acquire…

Superconductivity · Physics 2026-04-21 Kohei Mukasa , Yusuke Masaki

We report the direct observation of interband spin-orbit (SO) coupling in a two-dimensional (2D) surface electron system, in addition to the anticipated Rashba spin splitting. Using angle-resolved photoemission experiments and…

Mesoscale and Nanoscale Physics · Physics 2015-06-04 Hendrik Bentmann , Samir Abdelouahed , Mattia Mulazzi , Juergen Henk , Friedrich Reinert

We use $\vec{k}\cdot\vec{p}$ theory to estimate the Rashba spin-orbit coupling (SOC) in large semiconductor nanowires. We specifically investigate GaAs- and InSb-based devices with different gate configurations to control symmetry and…

Mesoscale and Nanoscale Physics · Physics 2018-04-11 Paweł Wójcik , Andrea Bertoni , Guido Goldoni

The interplay of Rashba and quantum spin Hall effects in non-centrosymmetric systems presents both challenges and opportunities for spintronic applications. While Rashba spin-orbit coupling can disrupt the quantum spin Hall phase, their…

Mesoscale and Nanoscale Physics · Physics 2025-07-02 Jun-Jie Zhang , Shuai Dong

Transition metal dichalcogenides (TMDs) hold relevance for spin-triplet superconducting phases due to their inherent Ising spin-orbit coupling, but the majority of studies have so far focused on oversimplified models. In this work, we…

Superconductivity · Physics 2026-01-30 Florian Kayatz , Annica M. Black-Schaffer , Jorge Cayao

The manipulation of Rashba-type spin-orbit coupling (SOC) in molecular beam epitaxy-grown Al$_x$In$_{1-x}$Sb/InSb/CdTe quantum well heterostructures is reported. The effective band bending provides robust two-dimensional quantum…

The Rashba spin-orbit coupling in carbon nanotubes and its effect on spin-dependent transport properties are analyzed theoretically. We focus on clean non-interacting nanotubes with tunable number of subbands $N$. The peculiar band…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 A. De Martino , R. Egger

In commensurate twisted homobilayers, purely radial Rashba spin-orbit fields can emerge. We employ first-principles calculations to investigate the band structures and the spin-orbit fields close to the high-symmetry points $K$ and $\Gamma$…

Mesoscale and Nanoscale Physics · Physics 2026-01-30 Thomas Naimer , Paulo E. Faria Junior , Klaus Zollner , Jaroslav Fabian

Nonlocal tunneling spectroscopy of multiterminal semiconductor-superconductor hybrid devices is a powerful tool to investigate the Andreev bound states below the parent superconducting gap. We examine how to exploit both microscopic and…

Mesoscale and Nanoscale Physics · Physics 2022-10-03 Andrea Maiani , Max Geier , Karsten Flensberg

The spin-orbit -induced spin splitting of energy bands in low symmetry compounds (the Rashba Effect) has a long-standing relevance to spintronic applications and to the fundamental understanding of symmetry breaking in solids, yet the…

Materials Science · Physics 2020-09-01 Carlos Mera Acosta , Elton Ogoshi , Adalberto Fazzio , Gustavo Dalpian , Alex Zunger

We report detailed $^{75}$As-NQR investigations of the locally non-centrosymmetric superconductor SrPtAs. The spin-lattice relaxation studies prove weakly coupled multi-gap superconductivity. The Hebel-Slichter peak, a hallmark of…

Motivated by the recent resurgence of interest in topological superconductivity, we study in this paper superconducting pairing instabilities of the hole-doped Rashba-Hubbard model on the square lattice with first- and second-neighbor…

Superconductivity · Physics 2018-05-01 Andrés Greco , Andreas P. Schnyder

We investigate the single and multiple defects embedded in a superconducting host, studying interplay between the proximity induced pairing and interactions. We explore influence of the spin-orbit coupling on energies, polarization and…

Mesoscale and Nanoscale Physics · Physics 2018-05-08 S. Glodzik , A. Kobialka , A. Gorczyca-Goraj , A. Ptok , G. Gorski , M. M. Maska , T. Domanski

We report ^{11}B and ^{195}Pt NMR measurements in non-centrosymmetric superconductor Li_2Pt_3B. We find that the spin susceptibility measured by the Knight shift remains unchanged across the superconducting transition temperature T_c. With…

Superconductivity · Physics 2009-11-13 M. Nishiyama , Y. Inada , Guo-qing Zheng

Disorder scattering and spin-orbit coupling are together responsible for the diffusion and relaxation of spin-density in time-reversal invariant systems. We study spin-relaxation and diffusion in a two-dimensional electron gas with Rashba…

Mesoscale and Nanoscale Physics · Physics 2014-09-24 Yasufumi Araki , Guru Khalsa , Allan H. MacDonald

We describe a mechanism by which the longitudinal thermal conductivity $\kappa_{xx}$, measured in an in-plane magnetic field, oscillates as a function of field angle in layered nodal superconductors. These oscillations occur when the…

Superconductivity · Physics 2021-04-08 W. A. Atkinson , A. P. Kampf

Spin-orbit coupling in two-dimensional systems is usually characterized by Rashba and Dresselhaus spin-orbit coupling (SOC) linear in the wave vector. However, there is a growing class of materials which instead support dominant SOC cubic…

Mesoscale and Nanoscale Physics · Physics 2021-05-03 Mohammad Alidoust , Chenghao Shen , Igor Zutic

Supersolid, a fascinating quantum state of matter, features novel phenomena such as the non-classical rotational inertia and transport anomalies. It is a long standing issue of the coexistence of superfluidity and broken translational…

Quantum Gases · Physics 2020-09-23 Huan Wang , Shuai Li , Xiaoling Cui , Bo Liu
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