Fermi Surface of : Spin-Orbit and Anisotropic Coulomb Interaction Effects

G Zhang, E Gorelov, E Sarvestani, E Pavarini - Physical review letters, 2016 - APS
The topology of the Fermi surface of Sr 2 RuO 4 is well described by local-density
approximation calculations with spin-orbit interaction, but the relative size of its different …

Coupling charge and topological reconstructions at polar oxide interfaces

TC van Thiel, W Brzezicki, C Autieri, JR Hortensius… - Physical review …, 2021 - APS
In oxide heterostructures, different materials are integrated into a single artificial crystal,
resulting in a breaking of inversion symmetry across the heterointerfaces. A notable example …

Unveiling unconventional magnetism at the surface of Sr2RuO4

R Fittipaldi, R Hartmann, MT Mercaldo, S Komori… - Nature …, 2021 - nature.com
Materials with strongly correlated electrons often exhibit interesting physical properties. An
example of these materials is the layered oxide perovskite Sr2RuO4, which has been …

Spin-orbit-induced orbital excitations in and : A resonant inelastic x-ray scattering study

CG Fatuzzo, M Dantz, S Fatale, P Olalde-Velasco… - Physical Review B, 2015 - APS
High-resolution resonant inelastic x-ray scattering (RIXS) at the oxygen K edge has been
used to study the orbital excitations of Ca 2 RuO 4 and Sr 2 RuO 4. In combination with …

Spin-Orbital Excitations in Revealed by Resonant Inelastic X-Ray Scattering

L Das, F Forte, R Fittipaldi, CG Fatuzzo, V Granata… - Physical Review X, 2018 - APS
The strongly correlated insulator Ca 2 RuO 4 is considered as a paradigmatic realization of
both spin-orbital physics and a band-Mott insulating phase, characterized by orbitally …

Identifying spin-triplet pairing in spin-orbit coupled multi-band superconductors

CM Puetter, HY Kee - Europhysics Letters, 2012 - iopscience.iop.org
We investigate the combined effect of Hund's and spin-orbit (SO) coupling on
superconductivity in multi-orbital systems. Hund's interaction leads to orbital-singlet spin …

Spiral-Spin-Driven Ferroelectricity in a Multiferroic Delafossite

N Terada, DD Khalyavin, P Manuel, Y Tsujimoto… - Physical review …, 2012 - APS
We have performed dielectric measurements and neutron diffraction experiments on the
delafossite AgFeO 2. A ferroelectric polarization P≃ 300 μ C/m 2 was observed in a powder …

Spin, orbital and topological order in models of strongly correlated electrons

W Brzezicki - Journal of Physics: Condensed Matter, 2019 - iopscience.iop.org
Different types of order are discussed in the context of strongly correlated transition metal
oxides, involving pure compounds and and hybrids. Apart from standard, long-range spin …

Infinite-layer/perovskite oxide heterostructure-induced high-spin states in SrCuO 2/SrRuO 3 bilayer films

Z Li, X Chen, Y Chen, Q Zhang, H Zhang, J Zhang… - Materials …, 2021 - pubs.rsc.org
Heterostructures composed of dissimilar oxides with different properties offer opportunities
to develop emergent devices with desired functionalities. A key feature of oxide …

Electronic structure and magnetism of the triple-layered ruthenate

G Gebreyesus, P Ngabonziza, J Nagura, N Seriani… - Physical Review B, 2022 - APS
We report electronic band structure calculations for Sr 4 Ru 3 O 10 which display both
ferromagnetic and metamagnetic behavior. The density functional calculations find the …