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We review the recent progress in understanding the properties of spin-split superconductors under non-equilibrium conditions. Recent experiments and theories demonstrate a rich variety of transport phenomena occurring in devices based on…

Superconductivity · Physics 2019-02-01 F. Sebastian Bergeret , Mikhail Silaev , Pauli Virtanen , Tero T. Heikkila

It is theoretically predicted that a traveling shear wave will create a spin current in certain direct-gap (for example III-V compound) semiconductors with contributions from both the valence bands and the conduction band (for $n$-doped…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Prashant Sharma

Recent years have witnessed the emergence of spin supersolids in frustrated quantum magnets, establishing a material-based platform for supersolidity beyond its original context in solid helium. A spin supersolid is characterized by the…

Strongly Correlated Electrons · Physics 2026-05-26 Yixuan Huang , Seiji Yunoki , Sadamichi Maekawa

Spin injection is a powerful experimental probe into a wealth of nonequilibrium spin-dependent phenomena displayed by materials with spin-orbit coupling (SOC). Here, we develop a theory of coupled spin-charge diffusive transport in…

Mesoscale and Nanoscale Physics · Physics 2019-12-25 Yu-Hsuan Lin , Chunli Huang , Manuel Offidani , Aires Ferreira , Miguel A. Cazalilla

We address spin dependent transport through an array of diamonds in the presence of Rashba spin-orbit (SO) interaction where each diamond plaquette is penetrated by an Aharonov-Bohm (AB) flux $\phi$. The diamond chain is attached…

Mesoscale and Nanoscale Physics · Physics 2011-01-21 Moumita Dey , Santanu K. Maiti , S. N. Karmakar

Electronic spin-orbit coupling (SOC) is essential for various newly discovered phenomena in condensed-matter systems. In particular, one-dimensional topological heterostructures with SOC have been widely investigated in both theory and…

Superconductivity · Physics 2015-04-21 Kuei Sun , Nayana Shah

We study possible superfluid states of the Rashba spin-orbit coupled (SOC) spinor bosons with the spin anisotropic interaction $ \lambda $ hopping in a square lattice. The frustrations from the non-abelian flux due to the SOC leads to novel…

Quantum Gases · Physics 2017-12-19 Fadi Sun , Junsen Wang , Jinwu Ye , Youjin Deng

We study nonequilibrium generation of spin-dependent transport through a single-level quantum dot embedded in a ring with the Rashba spin-orbit coupling. We consider nonmagnetic systems, involving no magnetic field nor ferromagnetic leads.…

Mesoscale and Nanoscale Physics · Physics 2017-10-23 Nobuhiko Taniguchi , Kenta Isozaki

We study the interplay of both Rashba and Dresselhaus spin-orbit couplings (SOCs) and a uniform perpendicular magnetic field $\textbf{B}$ on the transport of a spin-polarized electron along a curved quantum wire. Eigenenergies and…

Mesoscale and Nanoscale Physics · Physics 2014-10-27 Carlos Baldo , Cristine Villagonzalo

The interplay of electronic interactions and frustration in crystalline systems leads to a panoply of correlated phases, including exotic Mott insulators with non-trivial patterns of entanglement. Disorder introduces additional quantum…

Strongly Correlated Electrons · Physics 2025-01-03 Sunghoon Kim , Mohammad Saad , Dan Mao , Adhip Agarwala , Debanjan Chowdhury

Recent achievements in semiconductor spintronics are discussed. Special attention is paid to spin-orbit interaction, coupling of electron spins to external electric fields, and spin transport in media with spin-orbit coupling, including the…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Emmanuel I. Rashba

General nonequilibrium quantum transport equations are derived for a coupled system of charge carriers, Dirac spin, isospin (or valley spin), and pseudospin, such as either one of the band, layer, impurity, and boundary pseudospins.…

Mesoscale and Nanoscale Physics · Physics 2019-03-13 Felix A. Buot , Karla B. Rivero , Roland E. S. Otadoy

We investigate the spin-current absorption induced by an inhomogeneous spin-orbit coupling due to impurities in metals. We consider the system with spin currents driven by the electric field or the spin accumulation. The resulting diffusive…

Mesoscale and Nanoscale Physics · Physics 2015-06-04 Kazuhiro Tsutsui , Kazuhiro Hosono , Takehito Yokoyama

Spin current, a key concept in spintronics that carries spin angular momentum, has a non-unique definition due to the non-conservation of spins in solids. While two primary definitions exist -- conventional spin current and conserved spin…

Mesoscale and Nanoscale Physics · Physics 2024-03-12 Tomohiro Tamaya , Takeo Kato , Takahiro Misawa

Using one of the methods of quantum nonequilibrium statistical physics we have investigated the spin transport transverse to the normal metal/ferromagnetic insulator interface in hybrid nanostructures. An approximation of the effective…

Mesoscale and Nanoscale Physics · Physics 2015-06-11 I. I. Lyapilin , M. S. Okorokov , V. V. Ustinov

We study the spin edge states, induced by the combined effect of spin-orbit interaction (SOI) and hard-wall confining potential, in a two-dimensional electron system, exposed to a perpendicular magnetic field. We find an exact solution of…

Mesoscale and Nanoscale Physics · Physics 2013-07-29 V. L. Grigoryan , A. Matos Abiague , S. M. Badalyan

Motivated by recent experimental development, we investigate spin-orbit coupled repulsive Fermi atoms in a one-dimensional optical lattice. Using the density-matrix renormalization group method, we calculate momentum distribution function,…

Quantum Gases · Physics 2015-10-09 Xiaofan Zhou , Kuang Zhang , Junjun Liang , Gang Chen , Suotang Jia

We demonstrate a general principle that hybrid structures of any sort inevitably will give rise to a pure spin-current flowing parallel to the interface region when a charge-current is injected. This stems from the broken mirror symmetry…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 J. Linder , T. Yokoyama

Current-induced spin polarization (CISP) is rederived in ballistic spin-orbit-coupled electron systems, based on equilibrium statistical mechanics. A simple and useful picture is correspondingly proposed to help understand the CISP and…

Mesoscale and Nanoscale Physics · Physics 2008-10-24 Ming-Hao Liu , Son-Hsien Chen , Ching-Ray Chang

In most existing theories for iron-based superconductors, spin-orbit coupling (SOC) has been assumed insignificant. Even though recent experiments have revealed an influence of SOC on the electronic band structure, whether SOC fundamentally…

Superconductivity · Physics 2017-05-23 Mingwei Ma , Philippe Bourges , Yvan Sidis , Yang Xu , Shiyan Li , Biaoyan Hu , Jiarui Li , Fa Wang , Yuan Li