Spin–orbit effects in pentavalent iridates: models and materials
S Bhowal, I Dasgupta - Journal of Physics: Condensed Matter, 2021 - iopscience.iop.org
Spin–orbit effects in heavy 5d transition metal oxides, in particular, iridates, have received
enormous current interest due to the prediction as well as the realization of a plethora of …
enormous current interest due to the prediction as well as the realization of a plethora of …
Spin-orbit entangled moments in : A frustrated fcc quantum magnet
A Revelli, CC Loo, D Kiese, P Becker, T Fröhlich… - Physical Review B, 2019 - APS
We establish the double perovskite Ba 2 CeIrO 6 as a nearly ideal model system for j= 1/2
moments, with resonant inelastic x-ray scattering indicating that the ideal j= 1/2 state …
moments, with resonant inelastic x-ray scattering indicating that the ideal j= 1/2 state …
Review of progress in the materials development of Re, Os, and Ir-based double perovskite oxides
In this review, we examine the latest experimental advances in materials science, focusing
primarily on 5d transition metal-based double perovskite oxides, particularly rhenium (Re) …
primarily on 5d transition metal-based double perovskite oxides, particularly rhenium (Re) …
RIXS interferometry and the role of disorder in the quantum magnet
M Magnaterra, M Moretti Sala, G Monaco, P Becker… - Physical Review …, 2023 - APS
Motivated by several claims of spin-orbit-driven spin-liquid physics in hexagonal Ba 3 Ti 3− x
Ir x O 9 hosting Ir 2 O 9 dimers, we report on resonant inelastic x-ray scattering (RIXS) at the …
Ir x O 9 hosting Ir 2 O 9 dimers, we report on resonant inelastic x-ray scattering (RIXS) at the …
Spin-orbit coupling controlled ground states in the double perovskite iridates ( Ba, Sr; Lu, Sc)
Iridates with the 5 d 4 electronic configuration have attracted recent interest due to reports of
magnetically ordered ground states despite longstanding expectations that their strong spin …
magnetically ordered ground states despite longstanding expectations that their strong spin …
Hopping-Induced Ground-State Magnetism in Perovskite Iridates
Investigation of elementary excitations has advanced our understanding of many-body
physics governing most physical properties of matter. Recently spin-orbit excitons have …
physics governing most physical properties of matter. Recently spin-orbit excitons have …
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 …
ground state with quenched orbital moment. This state is not Jahn-Teller active. Sufficiently …
Quasimolecular electronic structure of the spin-liquid candidate
A Revelli, M Moretti Sala, G Monaco, M Magnaterra… - Physical Review B, 2022 - APS
The mixed-valent iridate Ba 3 InIr 2 O 9 has been discussed as a promising candidate for
quantum spin-liquid behavior. The compound exhibits Ir 4.5+ ions in face-sharing IrO 6 …
quantum spin-liquid behavior. The compound exhibits Ir 4.5+ ions in face-sharing IrO 6 …
Breakdown of atomic spin-orbit coupling picture in an apparently isolated pseudo-one-dimensional iridate:
In the presence of strong atomic spin-orbit coupling (SOC), tending to the jj coupling limit, 5
d 4 iridates are speculated to possess a nonmagnetic J eff= 0 singlet ground state from …
d 4 iridates are speculated to possess a nonmagnetic J eff= 0 singlet ground state from …
Evolution of electronic and magnetic properties in a series of iridate double perovskites
A Bandyopadhyay, I Carlomagno, L Simonelli… - Physical Review B, 2019 - APS
Spin-orbit coupling (SOC) plays a crucial role in magnetic and electronic properties of 5 d
iridates. In this paper we have experimentally investigated the structural and physical …
iridates. In this paper we have experimentally investigated the structural and physical …