Charge-to-spin interconversion at (111) oxide interfaces

Trama, M. (2024) Charge-to-spin interconversion at (111) oxide interfaces. Il nuovo cimento C, 47 (5). pp. 1-6. ISSN 1826-9885

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Abstract

In the field of spin-orbitronics, the intrinsic spin-orbit coupling (SOC) of materials is exploited to convert spin to charge and viceversa. The Edelstein effect is a peculiar spin-orbitronic phenomenon, typical of two-dimensional (2D) systems with SOC and broken inversion symmetry, where a magnetization is produced in response to an electric field. A natural platform to exhibit this feature are two-dimensional electron gases at oxide interfaces. Here we predict an Edelstein response at (111) LaAlO3/SrTiO3 interface, discussing in detail the differences with the canonical Edelstein effect in a simple isotropic Rashba model. We predict a tunable spin and orbital magnetization, commenting on the possibility of disentangling the two in order to exploit them theoretically and practically.

Item Type: Article
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 09 Dec 2024 13:40
Last Modified: 09 Dec 2024 13:40
URI: http://eprints.bice.rm.cnr.it/id/eprint/23264

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