The Jeff = 1/2 Antiferromagnet Sr2IrO4: A Golden Avenue toward New Physics and Functions

C Lu, JM Liu - Advanced Materials, 2020 - Wiley Online Library
Iridates have been providing a fertile ground for studying emergent phases of matter that
arise from the delicate interplay of various fundamental interactions with approximate energy …

Carrier density crossover and quasiparticle mass enhancement in a doped 5d Mott insulator

YT Hsu, A Rydh, M Berben, C Duffy, A de la Torre… - Nature Physics, 2024 - nature.com
High-temperature superconductivity in cuprates emerges upon doping the parent Mott
insulator. Key features of the low-doped cuprate superconductors include an effective carrier …

Origin of Unexpected Ir3+ in a Superconducting Candidate Sr2IrO4 System Analyzed by Photoelectron Holography

R Horie, T Matsushita, S Kawamura, T Hase… - Inorganic …, 2023 - ACS Publications
The reason for the absence of superconductivity in Sr2IrO4 was estimated by photoelectron
spectra and photoelectron holograms. The analysis of the La photoelectron hologram …

Exploration of the bond angle and charge carrier density by rare-earth doping in

H Huang, P Ji, Y Xie, H Han, B Ge - Physical Review Materials, 2020 - APS
Doping at the Sr site in Sr 2 IrO 4 is predicted to be a possible route to high-temperature
superconductivity, which has not yet been experimentally achieved. We have made a …

Quantum disordered state in the square-lattice antiferromagnet

S Yoon, W Lee, S Lee, J Park, CH Lee, YS Choi… - Physical Review …, 2021 - APS
The B-site ordered double perovskites Sr 2 Cu (Te 1− x W x) O 6 provide an excellent arena
for investigating exotic phases expected for the J 1-J 2 square-lattice Heisenberg …

Timescale distributions of spin fluctuations in the kagome antiferromagnet (

S Lee, T Zhu, Y Oshima, T Shiroka, C Wang… - Physical Review B, 2022 - APS
We report the static and dynamical properties of a newly discovered S= 2 kagome
antiferromagnet CsMn 3 F 6 (SeO 3) 2. By combining dc and ac magnetic susceptibilities …

Modeling multiorbital effects in under strain and a Zeeman field

L Engström, T Pereg-Barnea, W Witczak-Krempa - Physical Review B, 2021 - APS
We present a comprehensive study of a three-orbital lattice model suitable for the layered
iridate Sr 2 IrO 4. Our analysis includes various on-site interactions (including Hubbard and …

Robust Insulating State in Nb-Doped SrIrO

H Huang, P Ji, H Han, H Duan, L Ling, B Ge - Journal of Superconductivity …, 2022 - Springer
Sr 2 IrO 4 hosts a J eff= 1/2 Mott insulating state with antiferromagnetic ordering. It has been
predicted that proper doping in Sr 2 IrO 4 could lead to possible high-temperature …