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In the present work we investigate the behavior of all three components of persistent spin current in a quasi-periodic Fibonacci ring subjected to Rashba and Dresselhaus spin-orbit interactions. Analogous to persistent charge current in a…

Mesoscale and Nanoscale Physics · Physics 2016-11-03 Moumita Patra , Santanu K. Maiti

We theoretically study the effect of spin-orbit coupling (SOC) on anomalous quantum oscillations in InAs/GaSb quantum wells. By comparing different cases, we show that SOC induces two opposing effects on anomalous quantum oscillations: it…

Mesoscale and Nanoscale Physics · Physics 2025-12-09 Xinlong Du , Chao Wang , Bo Ying , Juntao Song

The coherent transport through a set of N quantum dots coupled in parallel is considered in the limit of infinite intradot and finite or infinite interdot interactions. The mean field slave boson approach and the equation of motion method…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 S. Lipinski , D. Krychowski

We study the single-impurity Anderson model out of equilibrium under the influence of a bias voltage $\phi$ and a magnetic field $B$. We investigate the interplay between the shift ($\omega_B$) of the Kondo peak in the spin-resolved density…

Strongly Correlated Electrons · Physics 2018-03-02 Delia M. Fugger , Antonius Dorda , Frauke Schwarz , Jan von Delft , Enrico Arrigoni

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

We derive boundary conditions for the coupled spin-charge diffusion equations at a transmitting interface between two-dimensional electron systems with different strengths of the Rashba spin-orbit (SO) coupling $\alpha$, and an electric…

Materials Science · Physics 2009-11-11 Yaroslav Tserkovnyak , Bertrand I. Halperin , Alexey A. Kovalev , Arne Brataas

The traditional multichannel Kondo effect takes place when several gapless metallic electronic channels interact with a localized spin-$S$ impurity, with the number of channels $n$ exceeding the size of the impurity spin, $n>2S$, leading to…

Strongly Correlated Electrons · Physics 2025-12-16 Pradip Kattel , Abay Zhakenov , Natan Andrei

The effective interaction between magnetic impurities in metals that can lead to various magnetic ground states often competes with a tendency for electrons near impurities to screen the local moment (Kondo effect). The simplest system…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 N. J. Craig , J. M. Taylor , E. A. Lester , C. M. Marcus , M. P. Hanson , A. C. Gossard

We theoretically study the renormalization of inertial effects on the spin dependent transport of conduction electrons in a semiconductor by taking into account the interband mixing on the basis of k.p perturbation theory. In our analysis,…

Mesoscale and Nanoscale Physics · Physics 2013-09-06 B. Basu , Debashree Chowdhury

Motivated by experiments of scanning tunneling spectroscopy (STS) on self-assembled networks of iron(II)-phtalocyanine (FePc) molecules deposited on a clean Au(111) surface [FePc/Au(111)] and its explanation in terms of the extension of the…

Mesoscale and Nanoscale Physics · Physics 2015-06-19 Alejandro M. Lobos , Armando A. Aligia

Spin-orbit interaction produces persistent spin and mass currents in the ring via the Aharonov-Casher effect. The experiment in $^3He-A_1$ phase, in which this effect leads to the excitation of mass and spin supercurrent is proposed.

Condensed Matter · Physics 2009-10-22 A. V. Balatsky , B. L. Altshuler

We demonstrate that the flow of a longitudinal spin current with different spin polarization will induce different patterns of charge accumulation in a two-terminal strip, or electric current distribution in a four-terminal Hall-bar…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Jian Li , Shun-Qing Shen

We present an analysis of the symmetries of the interference pattern of critical currents through a two-dimensional superconductor-semiconductor-superconductor junction, taking into account Rashba and Dresselhaus spin-orbit interaction, an…

Mesoscale and Nanoscale Physics · Physics 2016-04-13 Asbjørn Rasmussen , Jeroen Danon , Henri Suominen , Fabrizio Nichele , Morten Kjaergaard , Karsten Flensberg

We present a comprehensive investigation into the charge and spin circular currents in a mesoscopic hybrid system, with a particular focus on the intricate interplay between the Aubry-Andr\'e-Harper (AAH) potential, Aharonov-Bohm (AB) flux,…

Mesoscale and Nanoscale Physics · Physics 2024-10-23 Joydeep Majhi , Santanu K. Maiti

The nature of metal-insulator and magnetic transitions is still a subject under intense debate in condensed matter physics. Amongst the many possible mechanisms, the interplay between electronic correlations and spin-orbit couplings is an…

Strongly Correlated Electrons · Physics 2022-10-27 Welberth Kennedy , Sebastião dos Anjos Sousa Júnior , Natanael C. Costa , Raimundo R. dos Santos

We generalize a Landauer-type formula, using a real$\otimes$spin-space Green function technique, to treat spin-dependent transport in quantum-coherent conductors attached to two ferromagnetic contacts. The formalism is employed to study the…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Branislav K. Nikolic , J. K. Freericks

We present the effects of spin-orbit coupling on the low-energy bands and Fermi surface of the recently discovered pressure-induced superconductor CrAs. We apply the L\"owdin down-folding procedure to a tight-binding hamiltonian that…

We investigate the new physics that arises when a correlated quantum impurity hybridizes with Fermi gas with a generalized Rashba spin-orbit coupling produced via a uniform synthetic non-Abelian gauge field. We show that the impurity…

Quantum Gases · Physics 2016-06-29 Adhip Agarwala , Vijay B. Shenoy

We describe the treatment of Rashba spin-orbit coupling (SOC) in interacting many-fermion systems within the auxiliary-field quantum Monte Carlo framework, and present a set of illustrative results. These include numerically exact…

Strongly Correlated Electrons · Physics 2019-06-10 Peter Rosenberg , Hao Shi , Shiwei Zhang

We consider a model describing a spin field-effect transistor based on a quantum nanowire with a tunable spin-orbit interaction embedded between two ferromagnetic leads with anticollinear magnetization. We investigate a regime of a strong…

Mesoscale and Nanoscale Physics · Physics 2019-12-18 A. V. Parafilo , L. Y. Gorelik , M. N. Kiselev , H. C. Park , R. I. Shekhter
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