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Related papers: Class of Rashba ferroelectrics in hexagonal semico…

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A review of theoretical and experimental studies of the electronic structure, electronic and magnetic properties of various systems of Heusler alloys in the states of a half-metallic ferromagnet, a spin gapless semiconductor, and a…

Materials Science · Physics 2021-11-30 V. V. Marchenkov , V. Yu. Irkhin

In this paper, spin properties of monolayer MX (M=Ga, In and X=S, Se, Te) in the presence of strain are studied. Density functional theory is used to investigate spin properties. The strain changes modification of bandgap due to spin-orbit…

Materials Science · Physics 2020-05-20 Mohammad Ariapour , Shoeib Babaee Touski

Employing the spin degree of freedom of charge carriers offers the possibility to extend the functionality of conventional electronic devices, while colloidal chemistry can be used to synthesize inexpensive and tuneable nanomaterials. In…

Both magnetism and spin-orbit coupling in systems with broken inversion symmetry lift the spin degeneracy of electronic bands, but the consequences of interplay between these mechanisms remain poorly understood. Here, we show that ultrathin…

The momentum-dependent Rashba and Dresselhaus spin-splitting has gained much attention for its highly promising applications in spintronics. In the present work, ab initio density functional theory calculations are performed to study the…

Materials Science · Physics 2022-08-02 Sajjan Sheoran , Manish Kumar , Preeti Bhumla , Saswata Bhattacharya

We have studied the tunneling conductance in two dimensional electron gas / insulator / superconductor junctions in the presence of Rashba spin-orbit coupling (RSOC). It is found that for low insulating barrier the tunneling conductance is…

Superconductivity · Physics 2009-11-11 T. Yokoyama , Y. Tanaka , J. Inoue

We demonstrate the induction of a giant Rashba-type spin-splitting on a semiconducting substrate by means of a Bi trimer adlayer on a Si(111) wafer. The in-plane inversion symmetry is broken so that the in-plane potential gradient induces a…

Materials Science · Physics 2009-10-01 I. Gierz , T. Suzuki , E. Frantzeskakis , S. Pons , S. Ostanin , A. Ernst , J. Henk , M. Grioni , K. Kern , C. R. Ast

Nonreciprocal charge transport in heterostructural superconductors exhibits appealing quantum physical phenomena and holds the promising potential for superconducting circuits applications. Realizing a nonreciprocity is, however,…

Spin-split Rashba bands have been exploited to efficiently control the spin degree of freedom of moving electrons, which possesses a great potential in frontier applications of designing spintronic devices and processing spin-based…

By utilizing the proximity effect, we introduce a platform that exploits ferroelectric switching to modulate spin currents in graphene proximitized by ferroelectric In$_2$Se$_3$ monolayer. Through first-principles calculations and…

Materials Science · Physics 2026-02-24 Marko Milivojević , Juraj Mnich , Paulina Jureczko , Marcin Kurpas , Martin Gmitra

We identify a series of topological transitions occurring in electronic spin transport when manipulating spin-guiding fields controlled by the geometric shape of mesoscopic interferometers. They manifest as distinct inversions of the…

Mesoscale and Nanoscale Physics · Physics 2020-01-08 M. Wang , H. Saarikoski , A. A. Reynoso , J. P. Baltanás , D. Frustaglia , J. Nitta

We introduce a system of stacked two-dimensional electron and hole gas layers with Rashba spin orbit interaction and show that the tunnel coupling between the layers induces a strong three- dimensional (3D) topological insulator phase. At…

Mesoscale and Nanoscale Physics · Physics 2016-05-20 Luka Trifunovic , Daniel Loss , Jelena Klinovaja

Spin current is a central theme in spintronics, and its generation is a keen issue. The spin-polarized current injection from the ferromagnet, spin battery, and spin Hall effect have been used to generate spin current, but Ohmic currents in…

Superconductivity · Physics 2019-11-05 James Jun He , Kanta Hiroki , Keita Hamamoto , Naoto Nagaosa

We study the scattering of an electron in a definite state of spin at an interface of an hybrid system with a Rashba spin-orbit coupling on one side. Out of the normal incidence the double refraction phenomenon appears, with one or two…

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

In transition metal perovskites (ABO3) most physical properties are tunable by structural parameters such as the rotation of the BO6 octahedra. Examples include the N\'eel temperature of orthoferrites, the conductivity of mixed-valence…

Materials Science · Physics 2019-03-27 Julien Varignon , Jacobo Santamaria , Manuel Bibes

We study theoretically the conductance of heterostructures with ferromagnetic conductors (F) and a two dimensional electron gas with Rashba spin-orbit interaction (R) using the Landauer-B\"{u}ttiker formalism. Assuming a one-dimensional…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Morten Hogsbro Larsen , A. Mathias Lunde , Karsten Flensberg

In the quest for exotic superconducting pairing states, the Rashba effect, which lifts the electron-spin degeneracy as a consequence of strong spin-orbit interaction (SOI) under broken inversion symmetry, has attracted considerable…

Superconductivity · Physics 2017-12-06 M. Naritsuka , T. Ishii , S. Miyake , Y. Tokiwa , R. Toda , M. Shimozawa , T. Terashima , T. Shibauchi , Y. Matsuda , Y. Kasahara

Two-dimensional electron systems with spin-orbit coupling in the proximity of a superconductor and a magnetic insulator have recently been considered as promising candidates to realize topological superconducting phases. Here we discuss…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 Teemu Ojanen , Takuya Kitagawa

Quantum wires with periodic local Rashba spin-orbit couplings are proposed for a higher performance of spin field-effect transistor. Fano-Rashba quantum interference due to the spin-dependent modulated structure gives rise to a broad energy…

Mesoscale and Nanoscale Physics · Physics 2008-12-20 L. Wang , K. Shen , S. Y. Cho , M. W. Wu

Strain can induce a topological phase transition in bismuth dichalcogenides. We present the phase diagram for 3D topological insulators Bi$_2$Te$_3$, Sb$_2$Te$_3$, Bi$_2$Se$_3$ and Sb$_2$Se$_3$ with uniaxial and biaxal strain, which show…

Mesoscale and Nanoscale Physics · Physics 2017-05-24 Hugo Aramberri , M. Carmen Muñoz
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