Toward surface orbitronics: giant orbital magnetism from the orbital Rashba effect at the surface of sp-metals

D Go, JP Hanke, PM Buhl, F Freimuth, G Bihlmayer… - Scientific reports, 2017 - nature.com
As the inversion symmetry is broken at a surface, spin-orbit interaction gives rise to spin-
dependent energy shifts–a phenomenon which is known as the spin Rashba effect …

[HTML][HTML] Correlation of the Dzyaloshinskii–Moriya interaction with Heisenberg exchange and orbital asphericity

S Kim, K Ueda, G Go, PH Jang, KJ Lee… - Nature …, 2018 - nature.com
Chiral spin textures of a ferromagnetic layer in contact to a heavy non-magnetic metal, such
as Néel-type domain walls and skyrmions, have been studied intensively because of their …

Observation of Out-of-Plane Spin Texture in a Two-Dimensional Electron Gas

P He, SMK Walker, SSL Zhang, FY Bruno… - Physical review …, 2018 - APS
We explore the second order bilinear magnetoelectric resistance (BMER) effect in the d-
electron-based two-dimensional electron gas (2 DEG) at the SrTiO 3 (111) surface. We find …

Electrically tunable superconductivity through surface orbital polarization

MT Mercaldo, P Solinas, F Giazotto, M Cuoco - Physical Review Applied, 2020 - APS
We investigate the physical mechanisms for achieving an electrical control of conventional
spin-singlet superconductivity in thin films by focusing on the role of surface orbital …

Gate control of superconductivity in mesoscopic all-metallic devices

C Puglia, G De Simoni, F Giazotto - Materials, 2021 - mdpi.com
The possibility to tune, through the application of a control gate voltage, the superconducting
properties of mesoscopic devices based on Bardeen–Cooper–Schrieffer metals was …

Gate tunable anomalous Hall effect: Berry curvature probe at oxides interfaces

M Trama, V Cataudella, CA Perroni, F Romeo, R Citro - Physical Review B, 2022 - APS
The characterization and the experimental measurement of the Berry curvature in solids
have become an increasingly relevant task in condensed matter physics. We present the …

Anisotropic Electronic Structure of the 2D Electron Gas at the AlOx/KTaO3(110) Interface

EA Martínez, J Dai, M Tallarida… - Advanced Electronic …, 2023 - Wiley Online Library
Oxide‐based 2D electron gases (2DEGs) have generated significant interest due to their
potential for discovering novel physical properties. Among these, 2DEGs formed in KTaO3 …

Anomalous Josephson coupling and high-harmonics in non-centrosymmetric superconductors with S-wave spin-triplet pairing

Y Fukaya, Y Tanaka, P Gentile, K Yada… - npj Quantum …, 2022 - nature.com
We study the Josephson effects arising in junctions made of non-centrosymmetric
superconductors with spin-triplet pairing having s-wave orbital-singlet symmetry. We …

High Orbital‐Moment Cooper Pairs by Crystalline Symmetry Breaking

MT Mercaldo, C Ortix, M Cuoco - Advanced Quantum …, 2023 - Wiley Online Library
The pairing structure of superconducting materials is regulated by the point group
symmetries of the crystal. The spin‐singlet multiorbital superconductivity of materials with …

Strain-tunable ferroelectricity and its control of Rashba effect in KTaO3

LL Tao, J Wang - Journal of Applied Physics, 2016 - pubs.aip.org
The effects of epitaxial strain on the ferroelectric, structural properties of KTaO 3 are studied
by means of first-principles calculations. We show that the ferroelectric polarization …