Multipolar interactions and magnetic excitation gap in spin-orbit Mott insulators

LV Pourovskii - Physical Review B, 2023 - APS
In Mott insulators with a half-filled t 2 g shell the Hund's rule coupling induces a spin-3/2
orbital-singlet ground state. The spin-orbit interaction is not expected to qualitatively impact …

Spin-Orbit Coupling Controlled Electronic Ground State in Oxides

AE Taylor, S Calder, R Morrow, HL Feng, MH Upton… - Physical Review Letters, 2017 - APS
Entanglement of spin and orbital degrees of freedom drives the formation of novel quantum
and topological physical states. Here we report resonant inelastic x-ray scattering …

High-Temperature Ferrimagnetism with Large Coercivity and Exchange Bias in the Partially Ordered 3d/5d Hexagonal Perovskite Ba2Fe1.12Os0.88O6

HL Feng, P Adler, M Reehuis, W Schnelle… - Chemistry of …, 2017 - ACS Publications
Double perovskite oxides A 2 BB′ O6 combining 3 d and 4 d or 5 d transition metal ions at
the B and B′ sites feature a variety of magnetic and magneto-electric properties. Targeting …

Evolution of transition metal charge states in correlation with the structural and magnetic properties in disordered double perovskites Ca 2− x La x FeRuO 6 (0.5≤ x≤ …

K Naveen, T Rom, SS Islam, M Reehuis… - Physical Chemistry …, 2021 - pubs.rsc.org
A series of disordered Ca1. 5La0. 5FeRuO6, CaLaFeRuO6 and La2FeRuO6 double
perovskites were prepared by the solid-state reaction method and investigated by neutron …

Spin-orbit coupling in a half-filled shell: The case of

P Warzanowski, M Magnaterra, G Schlicht, Q Faure… - Physical Review B, 2024 - APS
The half-filled t 2 g shell of the t 2 g 3 configuration usually, in LS coupling, hosts a S= 3/2
ground state with quenched orbital moment. This state is not Jahn-Teller active. Sufficiently …

First principles investigation of spin-orbit coupling driven magnetism of the double-perovskite

R Roy, S Kanungo - Physical Review B, 2022 - APS
The interplay of spin-orbit coupling (SOC) with the other energy scales gives rise to various
novel and interesting quantum phenomena in the Ir based double perovskites. In recent …

Muon spin rotation and neutron scattering investigations of the -site ordered double perovskite

DT Adroja, S Sharma, C Ritter, AD Hillier, D Le… - Physical Review B, 2020 - APS
The magnetic ground state of the B-site ordered double perovskite S r 2 DyRu O 6 has been
investigated using muon spin rotation and relaxation (µ SR), neutron powder diffraction …

Structure, magnetism, and electronic properties in based double perovskite ( ()

KC Kharkwal, R Roy, H Kumar, AK Bera, SM Yusuf… - Physical Review B, 2020 - APS
The 3 d-5 d based double perovskites offer an ideal playground to study the interplay
between electron correlation (U) and spin-orbit coupling (SOC) effect, showing exotic …

Magnetic and Structural Studies of Sc Containing Ruthenate Double Perovskites A2ScRuO6 (A = Ba, Sr)

P Kayser, S Injac, B Ranjbar, BJ Kennedy… - Inorganic …, 2017 - ACS Publications
Ruthenium-containing double perovskites A 2ScRuO6 have been synthesized as
polycrystalline powders and structurally characterized using a combination of synchrotron X …

The Crystal Structure and Magnetic Behavior of Quinary Osmate and Ruthenate Double Perovskites LaABB′O6 (A = Ca, Sr; B = Co, Ni; B′ = Ru, Os)

R Morrow, MA McGuire, J Yan… - Inorganic Chemistry, 2018 - ACS Publications
Six La ABB′ O6 (A= Ca, Sr; B= Co, Ni; B′= Ru, Os) double perovskites were synthesized,
several for the first time, and their crystal structures and magnetic behavior were …