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Related papers: Spin-orbit interaction in Au structures of various…

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The spin-orbit interaction can cause a nonvanishing density of states (DOS) within the minority-spin band gap of half-metals around the Fermi level. We examine the magnitude of the effect in Heusler alloys, zinc-blende half metals and…

Materials Science · Physics 2009-11-10 Ph. Mavropoulos , K. Sato , R. Zeller , P. H. Dederichs , V. Popescu , H. Ebert

We develop an InAs nanowire gate-all-around field-effect transistor using a transparent conductive zinc oxide (ZnO) gate electrode, which is in-situ atomic layer deposited after growth of gate insulator of Al2O3. We perform…

Mesoscale and Nanoscale Physics · Physics 2021-07-08 Keiko Takase , Kouta Tateno , Satoshi Sasaki

Effects of the spin-orbit interactions on the energy spectrum, Fermi surface and spin dynamics are studied in structural- and bulk-inversion asymmetric quasi-two-dimensional structures with a finite thickness in the presence of a parabolic…

Mesoscale and Nanoscale Physics · Physics 2015-03-19 E. Nakhmedov , O. Alekperov , R. Oppermann

Semiconductor Rashba nanowires are quasi-one dimensional systems that have large spin-orbit (SO) coupling arising from a broken inversion symmetry due to an external electric field. There exist parametrized multiband models that can…

Mesoscale and Nanoscale Physics · Physics 2020-08-25 Samuel D. Escribano , Alfredo Levy Yeyati , Elsa Prada

We review recent advances on the theory of spin qubits in nanostructures. We focus on four selected topics. First, we show how to form spin qubits in the new and promising material graphene. Afterwards, we discuss spin relaxation and…

Mesoscale and Nanoscale Physics · Physics 2008-08-29 B. Trauzettel , M. Borhani , M. Trif , D. Loss

Interesting magnetic properties and spin-exchange interactions along various possible pathways in half-integral spin quantum magnetic tetramer system: A$_{2}$PO$_{4}$OH (A = Co, Cu) are investigated. Interplay of structural distortion and…

Materials Science · Physics 2015-06-05 Debjani Karmakar , J. V. Yakhmi

We study the competition between various forms of density-wave-like order parameters that may arise in multi-orbital correlated materials with strong spin-orbit coupling (SOC) within a renormalization-group (RG) approach. The calculations…

Strongly Correlated Electrons · Physics 2014-07-15 Tanmoy Das , Armin Rahmani

Using calculations from first principles, we herein consider the bond made between thiolat e with a range of different Au clusters, with a particular focus on the spin moments inv olved in each case. For odd number of gold atoms, the…

Materials Science · Physics 2015-05-27 A. Ayuela , P. Crespo , M. A. García , A. Hernando , P. M. Echenique

We study the spin-orbit interaction effects in a one-dimensional electron system that result from the image charges in a nearby metallic gate. The nontrivial property of the image-potential-induced spin-orbit interaction (iSOI) is that it…

Strongly Correlated Electrons · Physics 2017-11-27 Yasha Gindikin , Vladimir A. Sablikov

A possibility of controlled manipulation of electron spin states has been investigated for a cylindrical two-dimensional electron gas confined in a semiconductor nanotube/cylindrical nanowire with the Rashba spin-orbit interaction. We…

Mesoscale and Nanoscale Physics · Physics 2014-04-03 P. Wójcik , J. Adamowski , M. Wołoszyn , B. J. Spisak

By quantum Monte Carlo simulation of a realistic multiorbital Anderson impurity model, we study the spin-orbit interaction (SOI) of an Fe impurity in Au host metal. We show, for the first time, that the SOI is strongly renormalized by the…

Materials Science · Physics 2015-05-19 Bo Gu , Jing-Yu Gan , Nejat Bulut , Timothy Ziman , Guang-Yu Guo , Naoto Nagaosa , Sadamichi Maekawa

We use large-scale DFT calculations to investigate with unprecedented detail the so-called spin-orbit (SO) proximity effect in graphene adsorbed on the Pt(111) and Ni(111)/Au semi-infinite surfaces, previously studied via spin and angle…

Materials Science · Physics 2018-09-12 Jagoda Slawinska , Jorge I. Cerda

Semiconductors with $\mathcal{O}(\text{meV})$ band gaps have been shown to be promising targets to search for sub-MeV mass dark matter (DM). In this paper we focus on a class of materials where such narrow band gaps arise naturally as a…

High Energy Physics - Phenomenology · Physics 2022-08-10 Hsiao-Yi Chen , Andrea Mitridate , Tanner Trickle , Zhengkang Zhang , Marco Bernardi , Kathryn M. Zurek

We have studied the topological properties of free standing Sn doped cadmium chalcogenide (CdSnX, X = S, Se and Te) nanoribbons of varying widths and three types of edges viz., distorted armchair, normal armchair and normal zigzag edges.…

Materials Science · Physics 2024-01-01 Sutapa Chattopadhyay , Vikas Kashid , P. Durganandini , Anjali Kshirsagar

We study the effect of Rashba spin-orbit coupling (SOC) on the charge and spin degrees of freedom of a quasi-one-dimensional (quasi-1D) Wigner crystal. As electrons in a quasi-1D Wigner crystal can move in the transverse direction, SOC…

Mesoscale and Nanoscale Physics · Physics 2017-01-20 Viktoriia Kornich , Christopher J. Pedder , Thomas L. Schmidt

Correlated materials with competing spin-orbit and crystal-field interactions can host composite spin-orbital magnons that are highly susceptible to structural and electronic perturbations, enabling the control of magnetic dynamics beyond…

Spin-orbit interaction accounts for the coupling of momentum and spin degrees of freedom of electrons and holes in semiconductor materials. In quantum information processing, it allows for electrical control of spin states and for the…

Mesoscale and Nanoscale Physics · Physics 2025-05-12 M. P. Hynes , D. Burke , K. Ganesh , A. Vekris , B. J. Villis , J. C. Gartside , T. Kanne , J. Nygård , K. Moors , W. R. Branford , M. R. Connolly , M. R. Buitelaar

The generation of spin and orbital currents is of crucial importance in the field of spin-orbitronics. In this work, using relativistic density functional theory and the Kubo linear-response formalism, we systematically investigate the spin…

Materials Science · Physics 2022-04-01 Leandro Salemi , Peter M. Oppeneer

We investigate the interplay of spin-orbit coupling (SOC) and electronic correlations in Sr2RuO4 using dynamical mean-field theory. We find that SOC does not affect the correlation-induced renormalizations, which validates the Hund's metal…

Strongly Correlated Electrons · Physics 2018-03-28 Minjae Kim , Jernej Mravlje , Michel Ferrero , Olivier Parcollet , Antoine Georges

We investigate the spin-orbit (s-o) interaction in two-dimensional electron gases (2DEGs) in quantum wells with two subbands. From the $8\times 8$ Kane model, we derive a new inter-subband-induced s-o term which resembles the functional…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 Esmerindo S. Bernardes , John Schliemann , Minchul Lee , J. Carlos Egues , Daniel Loss