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The recent experimental discovery of three-dimensional (3D) materials hosting a strong Rashba spin-orbit coupling calls for the theoretical investigation of their transport properties. Here we study the zero temperature dc conductivity of a…

Strongly Correlated Electrons · Physics 2017-06-01 Valentina Brosco , Claudio Grimaldi

The competition between on-site Coulomb repulsion and Rashba spin-orbit coupling (RSOC) is studied on two-leg ladders by numerical techniques. By studying persistent currents in closed rings by exact diagonalization, it is found that the…

Strongly Correlated Electrons · Physics 2015-06-15 José A. Riera

We explore the role of interfacial Rashba spin-orbit coupling (SOC) for the Josephson diode effect in all-metal diffusive Josephson junctions. Devices with Fe/Pt and Cu/Pt weak links between Nb leads reveal a Josephson diode effect in an…

In this work, we investigate the possible dramatic effects of Rashba or Dresselhaus spin-orbit coupling (SOC) on fermionic Hubbard model in a 2d square lattice. In the strong coupling limit, it leads to the Rotated Anti-ferromagnetic…

Strongly Correlated Electrons · Physics 2017-08-30 Fadi Sun , Jinwu Ye , Wu-Ming Liu

We discuss the combined effect of Rashba and Dresselhaus spin-orbit interactions in polygonal loops formed by quantum wires, when the electron are injected in a node and collected at the opposite one. The conditions that allow perfect…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 V. Marigliano Ramaglia , V. Cataudella , G. De Filippis , C. A. Perroni

Based on the Keldysh formalism, the Boltzmann kinetic equation and the drift diffusion equation have been derived for studying spin polarization flow and spin accumulation under effect of the time dependent Rashba spin-orbit interaction in…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 C. S. Tang , A. G. Mal'shukov , K. A. Chao

Spontaneous spin polarization of the electrical current flowing through nonmagnetic semiconductor junctions can be generated by carrier scattering processes that are independent of the carrier spin. The two required elements for…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Yunong Qi , Michael E. Flatté

Spin currents that flow perpendicular to the electric field direction are generic in metals and doped semiconductors with spin-orbit coupling. It has recently been argued that the spin Hall conductivity can be dominated by an intrinsic…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 K. Nomura , Jairo Sinova , T. Jungwirth , Q. Niu , A. H. MacDonald

An electric current in the presence of spin-orbit coupling can generate a spin accumulation that exerts torques on a nearby magnetization. We demonstrate that, even in the absence of materials with strong bulk spin-orbit coupling, a torque…

We present two theoretical schemes for spin filters in one-dimensional semiconductor quantum wires with spatially modulated Rashba spin-orbit coupling (SOC) as well as weak magnetic potential. For case I, the SOC is periodic and the weak…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 S. J. Gong , Z. Q. Yang

We report the observation of magnetoresistance originating from Rashba spin-orbit coupling (SOC) in a metallic heterostructure: the Rashba-Edelstein (RE) magnetoresistance. We show that the simultaneous action of the direct and inverse RE…

Mesoscale and Nanoscale Physics · Physics 2016-09-15 Hiroyasu Nakayama , Yusuke Kanno , Hongyu An , Takaharu Tashiro , Satoshi Haku , Akiyo Nomura , Kazuya Ando

We study the effect of the Rashba spin-orbit coupling on the Fermi arcs of topological Dirac semimetals. The Rashba coupling is induced by breaking the inversion symmetry at the surface. Remarkably, this coupling could be enhanced by the…

Mesoscale and Nanoscale Physics · Physics 2021-02-12 Yuriko Baba , Francisco Domínguez-Adame , Gloria Platero , Rafael A. Molina

The proximity of a transition metal dichalcogenide (TMD) to graphene imprints a rich spin texture in graphene and complements its high quality charge/spin transport by inducing spin-orbit coupling (SOC). Rashba and valley-Zeeman SOCs are…

Mesoscale and Nanoscale Physics · Physics 2019-08-22 Talieh S. Ghiasi , Alexey A. Kaverzin , Patrick J. Blah , Bart J. van Wees

We provide a general procedure to calculate the current-induced spin-transfer torque which acts on a general steep magnetic texture due to the exchange interaction with an applied spin-polarized current. As an example, we consider a…

Mesoscale and Nanoscale Physics · Physics 2016-01-20 Martin Stier , Michael Thorwart

We theoretically investigate spin dependent transport in altermagnet/triplet superconductor/altermagnet (AM/TSC/AM) junctions in the presence of interfacial Rashba spin orbit coupling (RSOC). Within a microscopic Bogoliubov de Gennes…

Superconductivity · Physics 2026-02-25 Saumen Acharjee , Aklanta Dihingia , Nayanav Sonowal , Abyoy Anan Kashyap

The Rashba spin-orbit coupling arising from structure inversion asymmetry couples spin and momentum degrees of freedom providing a suitable (and very intensively investigated) environment for spintronic effects and devices. Here we show…

Mesoscale and Nanoscale Physics · Physics 2015-10-28 Goetz Seibold , Sergio Caprara , Marco Grilli , Roberto Raimondi

We show that the joint effect of spin-orbit and magnetic fields leads to a spin polarization perpendicular to the plane of a two-dimensional electron system with Rashba spin-orbit coupling and in-plane parallel dc magnetic and electric…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Hans-Andreas Engel , Emmanuel I. Rashba , Bertrand I. Halperin

We show that with the help of spin-orbit coupling, nonlinear light-matter interactions can efficiently couple with spin and valley degrees of freedom. This revealed spin photogalvanic effect can generate the long-time pursued intrinsic pure…

Materials Science · Physics 2020-06-19 Ruixiang Fei , Xiaobo Lu , Li Yang

We study the transport properties of two dimensional electron systems with strong Rashba spin-orbit coupling (SOC) doped with interacting magnetic impurities. Interactions between magnetic impurities cause the formation of magnetic clusters…

Mesoscale and Nanoscale Physics · Physics 2020-03-16 A. N. Zarezad , J. Abouie

Spin-orbit interaction (SOI) in low-dimensional systems, namely Rashba systems and the edge states of topological materials, is extensively studied in this decade as a promising source to realize various fascinating spintronic phenomena,…

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