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Related papers: Rashba Effect at Magnetic Metal Surfaces

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To understand the coupling factor between Rashba spin-orbital interaction and ferromagnetic proximity effect, we design a Monte Carlo algorithm to simulate the spin and charge distributions for the room-temperature Rashba material,…

Computational Physics · Physics 2020-07-29 C. H. Wong , A. F. Zatsepin

The Rashba effect, which plays a crucial role in fundamental materials physics and potential spintronics applications, has been engineered in diverse systems, including semiconductor quantum wells, oxide heterostructures, metallic surfaces,…

We predict a magnetoresistance induced by the interfacial Rashba spin-orbit coupling in normal metal|ferromagnetic insulator bilayer. It depends on the angle between current and magnetization directions identically to the "spin Hall…

Mesoscale and Nanoscale Physics · Physics 2015-06-22 Vahram L. Grigoryan , Wei Guo , Gerrit E. W. Bauer , Jiang Xiao

We predict two spin-dependent transport phenomena in two-dimensional electron systems, which are induced by spatially fluctuating Rashba spin-orbit interaction. When the electron gas is magnetized, the random Rashba interaction leads to the…

Mesoscale and Nanoscale Physics · Physics 2012-11-26 V. K. Dugaev , M. Inglot , E. Ya. Sherman , J. Berakdar , J. Barnas

The Rashba effect is fundamental to the physics of two-dimensional electron systems and underlies a variety of spintronic phenomena. It has been proposed that the formation of Rashba-type spin splittings originates microscopically from the…

Rashba-like spin-orbit interaction at oxide heterostructures emerges as a much sought-after feature in the context of oxide spintronics and spin-orbitronics. KTaO$_3$ (KTO) is one of the best substrates available for the purpose, owing to…

Materials Science · Physics 2022-09-19 Vivek Kumar , Nirmal Ganguli

We investigate the surface Rashba effect for a surface of reduced in-plane symmetry. Formulating a k.p perturbation theory, we show that the Rashba splitting is anisotropic, in agreement with symmetry-based considerations. We show that the…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 E. Simon , A. Szilva , B. Ujfalussy , B. Lazarovits , G. Zarand , L. Szunyogh

We examine the bound-state and free-state contributions to the density of states in a three-dimensional electron gas with a two-dimensional interface with Rashba spin-orbit coupling. Confinement of electrons to the interface is achieved…

Mesoscale and Nanoscale Physics · Physics 2020-07-01 A. C. Zulkoskey , R. Dick , K. Tanaka

A theoretical study is presented of the effect of an in-plane magnetic exchange field on the band structure of centrosymmetric films of noble metals and topological insulators. Based on an ab initio relativistic $\mathbf{k}\cdot\mathbf{p}$…

Materials Science · Physics 2022-01-14 I. A. Nechaev , E. E. Krasovskii

The Bi/Ag(111), Pb/Ag(111), and Sb/Ag(111) surface alloys exhibit a two-dimensional band structure with a strongly enhanced Rashba-type spin-splitting, which is in part attributed to the structural asymmetry resulting from an outward…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 Isabella Gierz , Benjamin Stadtmüller , Johannes Vuorinen , Matti Lindroos , Fabian Meier , J. Hugo Dil , Klaus Kern , Christian R. Ast

The spin-orbit -induced spin splitting of energy bands in low symmetry compounds (the Rashba Effect) has a long-standing relevance to spintronic applications and to the fundamental understanding of symmetry breaking in solids, yet the…

Materials Science · Physics 2020-09-01 Carlos Mera Acosta , Elton Ogoshi , Adalberto Fazzio , Gustavo Dalpian , Alex Zunger

We propose the lead sulphide (PbS) monolayer as a 2D semiconductor with a large Rashba-like spin-orbit effect controlled by the out-of-plane buckling. The buckled PbS conduction band is found to possess Rashba-like dispersion and spin…

The quasi-two-dimensional electron gas found at the LaAlO3/SrTiO3 interface offers exciting new functionalities, such as tunable superconductivity, and has been proposed as a new nanoelectronics fabrication platform. Here we lay out a new…

Strongly Correlated Electrons · Physics 2015-05-14 A. D. Caviglia , M. Gabay , S. Gariglio , N. Reyren , C. Cancellieri , J. -M. Triscone

We discuss problem of Rashba field in bulk GaN and in GaN/AlGaN two-dimensional electron gas, basing on results of X-band microwave resonance experiments. We point at large difference in spin-orbit coupling between bulk material and…

Materials Science · Physics 2012-11-14 A. Wolos , Z. Wilamowski , C. Skierbiszewski , A. Drabinska , B. Lucznik , I. Grzegory , S. Porowski

We study the electronic band structure of monolayer graphene when Rashba spin-orbit coupling is present. We show that if the Rashba spin-orbit coupling is stronger than the intrinsic spin-orbit coupling, the low energy bands undergo…

Mesoscale and Nanoscale Physics · Physics 2010-10-05 Peter Rakyta , Andor Kormanyos , Jozsef Cserti

Engineering and enhancing inversion symmetry breaking in solids is a major goal in condensed matter physics and materials science, as a route to advancing new physics and applications ranging from improved ferroelectrics for memory devices…

The applicability and usefulness of Rashba model have been extended by recent observations in the field of spintronics, such as the spin-orbit torque at the junction interfaces between ferromagnetic (FM) metals and non-magnetic (NM) metals…

Materials Science · Physics 2018-03-14 Akimasa Sakuma

We consider the details of the near-surface electronic band structure of a prototypical ferromagnet, Fe(001). Using high resolution angle-resolved photoemission spectroscopy we demonstrate openings of the spin-orbit induced electronic band…

Spin-orbit coupling in two-dimensional materials gives rise to a Rashba spin splitting when inversion and mirror symmetries are broken, yet its microscopic origin and quantitative characterization in transition metal dichalcogenides remains…

Mesoscale and Nanoscale Physics · Physics 2026-02-10 Miguel Morales Cócera , Marta Prada , Franz Fischer , Gabriel Bester

Here we report spin- and angle-resolved photoemission studies of the inert graphene layer formed on the surface of a ferromagnetic material, Ni(111). X-ray photoemission and spin-resolved spectroscopy of secondary electrons reveal that…

Materials Science · Physics 2008-06-10 Yu. S. Dedkov , M. Fonin , U. Rüdiger , C. Laubschat
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