1.1k citations · 6k across the 63 of their papers we have counts for
18 papers · 1 filter
Rashba engineering at van der Waals interfaces
Rahul Sharma, Soumya Mukherjee, Fatima Ibrahim +26
Two-dimensional transition metal dichalcogenide (TMD) interfaces offer a versatile platform for studying emergent quantum phenomena and enabling novel device functionalities. When…
Frustrated out-of-plane Dzyaloshinskii-Moriya interaction and the onset of atomic-scale 3 magnetic textures in 2D FeGeXTe (X = Te, Se, S) monolayers
Rabia Caglayan, Louise Desplat, Sergey Nikolaev +5
We theoretically study the effect of in- and out-of-plane Dzyaloshinskii-Moriya interaction (DMI) on the magnetic ground states of two-dimensional (2D) FeGeXTe (X=Te, Se, S) mo…
Spin and Orbital Rashba response in ferroelectric polarized PtSe/MoSe/LiNbO heterostructures
Armando Pezo, Sylvain Massabeau, Filip Miljević +6
Recent studies using Terahertz Time-Domain Spectroscopy (THz-TDS) with spintronic emitters as a source have revealed distinct signatures of the Rashba effect. This effect, which ar…
Current-induced spin and orbital polarization in the ferroelectric Rashba semiconductor GeTe
Sergio Leiva-Montecinos, Libor Vojáček, Jing Li +4
The Edelstein effect is a promising mechanism for generating spin and orbital polarization from charge currents in systems without inversion symmetry. In ferroelectric materials, s…
Electrostatically controlled spin polarization in Graphene-CrSBr magnetic proximity heterostructures
Boxuan Yang, Bibek Bhujel, Daniel G. Chica +4
The magnetic proximity effect can induce a spin dependent exchange shift in the band structure of graphene. This produces a magnetization and a spin polarization of the electron/ho…
Mechanism of Spin-Orbit Torques in Platinum Oxide Systems
Jayshankar Nath, Alexandru Vladimir Trifu, Mihai Sebastian Gabor +16
Spin-Orbit Torque (SOT) Magnetic Random-Access Memories (MRAM) have shown promising results towards the realization of fast, non-volatile memory systems. Oxidation of the heavy-met…
Spin charge conversion in Rashba split ferromagnetic interfaces
Olivier Rousseau, Cosimo Gorini, Fatima Ibrahim +6
We show here theoretically and experimentally that a Rashba-split electron state inside a ferromagnet can efficiently convert a dynamical spin accumulation into an electrical volta…
Low-energy spin precession in the molecular field of a magnetic thin film
Christopher Vautrin, Daniel Lacour, Coriolan Tiusan +5
Electronic spin precession and filtering are measured in the molecular field of magnetic thin films. The conducted lab-on-chip experiments allow injection of electrons with energie…
Symmetry broken spin reorientation transition in epitaxial MgO/Fe/MgO layers with competing anisotropies
Isidoro Martínez, Coriolan Tiusan, Michel Hehn +2
The observation of perpendicular magnetic anisotropy (PMA) at MgO/Fe interfaces boosted the development of spintronic devices based on ultrathin ferromagnetic layers. Yet, magnetiz…
Spin Hall and spin swapping torques in diffusive ferromagnets
C. O. Pauyac, M. Chshiev, A. Manchon +1
A complete set of the generalized drift-diffusion equations for a coupled charge and spin dynamics in ferromagnets in the presence of extrinsic spin-orbit coupling is derived from…
Long range phase coherencein double barrier magnetic tunnel junctions with large thick metallic quantum well
B. S. Tao, H. X. Yang, Y. L. Zuo +11
Double barrier heterostructures are model systems for the study of electron tunneling and discrete energy levels in a quantum well (QW). Until now resonant tunneling phenomena in m…
Second order anisotropy contribution in perpendicular magnetic tunnel junctions
A. A. Timopheev, R. Sousa, M. Chshiev +2
Magnetoresistance loops under in-plane applied field were measured on perpendicularly magnetized magnetic tunnel junction (pMTJ) pillars with nominal diameters ranging from 50 to 1…
Respective influence of in-plane and out-of-plane spin-transfer torques in magnetization switching of perpendicular magnetic tunnel junctions
A. A. Timopheev, R. Sousa, M. Chshiev +2
The relative contributions of in-plane (damping-like) and out-of-plane (field-like) spin-transfer-torques in the magnetization switching of out-of-plane magnetized magnetic tunnel…
Band edge noise spectroscopy of a magnetic tunnel junction
Farkhad G. Aliev, Juan Pedro Cascales, Ali Hallal +2
We propose a conceptually new way to gather information on the electron bands of buried metal(semiconductor)/insulator interfaces. The bias dependence of low frequency noise in Fe$…
Angular dependence and symmetry of Rashba spin torque in ferromagnetic heterostructures
Christian Ortiz Pauyac, Xuhui Wang, Mairbek Chshiev +1
In a ferromagnetic heterostructure, the interplay between a Rashba spin-orbit coupling and an exchange field gives rise to a current-driven spin torque. In a realistic device setup…
Giant Spin Hall Effect Induced by Skew Scattering from Bismuth Impurities inside Thin Film CuBi Alloys
Y. Niimi, Y. Kawanishi, D. H. Wei +6
We demonstrate that a giant spin Hall effect (SHE) can be induced by introducing a small amount of Bi impurities in Cu. Our analysis based on a new 3-dimensional finite element tre…
Mesoscopic Current-In-Plane Giant Magneto-Resistance
Cyril Petitjean, Xavier Waintal, Mairbek Chshiev +1
We develop a three dimensional semiclassical theory which generalizes the Valet-Fert model in order to account for non-collinear systems with magnetic texture, including e.g. domai…
Finite Element Modeling of Charge and Spin-currents in Magnetoresistive Pillars with Current Crowding Effects
N. Strelkov, A. Vedyayev, D. Gusakova +5
The charge and spin diffusion equations taking into account spin-flip and spin-transfer torque were numerically solved using a finite element method in complex non-collinear geomet…