# Evidence for the random singlet phase in the honeycomb iridate SrIr2O6

@inproceedings{Song2021EvidenceFT,
title={Evidence for the random singlet phase in the honeycomb iridate
SrIr2O6},
author={Pengbo Song and Kejian Zhu and Fan Yang and Yuan Wei and Lu Zhang and Huaixin Yang and Xian-Lei Sheng and Yang Qi and Jiamin Ni and Shiyan Li and Yan-chun Li and Guanghan Cao and Zi Yang Meng and Wei Li and Youguo Shi and Shiliang Li},
year={2021}
}
• Published 10 March 2021
• Education, Physics, Materials Science
Pengbo Song,1, 2, 3 Kejia Zhu,4, 1 Fan Yang,5 Yuan Wei,1, 3 Lu Zhang,1, 3 Huaixin Yang,1, 3, 6 Xian-Lei Sheng,5 Yang Qi,7, 8 Jiamin Ni,8 Shiyan Li,8 Yanchun Li,9 Guanghan Cao,10, 11, 12 Zi Yang Meng,1, 13 Wei Li,5, 14 Youguo Shi,1, 2, 15, ∗ and Shiliang Li1, 3, 15, † 1Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China 2Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of…
3 Citations

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## References

SHOWING 1-10 OF 79 REFERENCES

### Bond-Disordered Spin Liquid and the Honeycomb Iridate H_{3}LiIr_{2}O_{6}: Abundant Low-Energy Density of States from Random Majorana Hopping.

• Physics
Physical review letters
• 2019
It is shown that a bond-disordered Kitaev model can naturally account for this phenomenon, suggesting that disorder plays an essential role in its theoretical description.

### Competition between spin-orbit coupling, magnetism, and dimerization in the honeycomb iridates: α -Li 2 IrO 3 under pressure

• Physics
• 2018
Single-crystal x-ray diffraction studies with synchrotron radiation on the honeycomb iridate $\alpha$-Li$_{2}$IrO$_{3}$ reveal a pressure-induced structural phase transition with symmetry lowering

### Thermodynamic Evidence of Proximity to a Kitaev Spin Liquid in Ag_{3}LiIr_{2}O_{6}.

• Physics
Physical review letters
• 2019
An enhanced spin-orbit coupling due to a mixing between silver d and oxygen p orbitals as a potential underlying mechanism is discussed and a closer proximity to the QSL in Ag_{3}LiIr{2}O_{6} compared to its parent compound α-Li_{2}IrO{3} that orders at 15 K.

### Iridium double perovskite Sr2YIrO6: A combined structural and specific heat study

• Materials Science
• 2017
Recently, the iridate double perovskite Sr$_2$YIrO$_6$ has attracted considerable attention due to the report of unexpected magnetism in this Ir$^{5+}$ (5d$^4$) material, in which according to the

### Role of Hydrogen in the Spin-Orbital-Entangled Quantum Liquid Candidate H_{3}LiIr_{2}O_{6}.

• Physics
Physical review letters
• 2018
While the interlayer O─H─O bond geometry strongly affects the local magnetic couplings, these bonds are likely to remain symmetrical due to large zero-point fluctuations of the H positions, suggesting that the magnetic response in H_{3}LiIr_{2}O_{6} is likely sensitive to both the stoichiometry and the microstructure of the samples and emphasize the importance of a careful treatment of hydrogen for similar systems.

### Strong Effect of Hydrogen Order on Magnetic Kitaev Interactions in H_{3}LiIr_{2}O_{6}.

• Physics
Physical review letters
• 2018
It is found that weakly bond dependent ferromagnetic Kitaev exchange dominates over other couplings, but still is substantially lower than in Na_{2}IrO_{3}, which is caused by the peculiar position of the interlayer species.

### Concept and realization of Kitaev quantum spin liquids

• Physics
Nature Reviews Physics
• 2019
The Kitaev model is an exactly solvable S = 1/2 spin model on a 2D honeycomb lattice, in which the spins fractionalize into Majorana fermions and form a topological quantum spin liquid (QSL) in the

### Exotic Low-Energy Excitations Emergent in the Random Kitaev Magnet Cu_{2}IrO_{3}.

• Physics
Physical review letters
• 2019
A many-faceted impact of quenched disorder in a Kitaev spin system due to its peculiar bond character is marked, pointing towards the presence of additional low-lying excitations on the background of bond-disordered spin liquid.

### Direct evidence of a zigzag spin-chain structure in the honeycomb lattice: A neutron and x-ray diffraction investigation of single-crystal Na2IrO3

• F. Ye
• Materials Science, Physics
• 2012
We have combined single crystal neutron and x-ray diffractions to investigate the magnetic and crystal structures of the honeycomb lattice $$\rm Na_2IrO_3$$. The system orders magnetically below

### Observation of heavy spin-orbit excitons propagating in a nonmagnetic background: The case of ( Ba , Sr ) 2 YIrO 6

• Physics
• 2018
We present a combined experimental and theoretical study of the elementary magnetic excitations in ${\mathrm{Ba}}_{2}{\mathrm{YIrO}}_{6}$ and ${\mathrm{Sr}}_{2}{\mathrm{YIrO}}_{6}$---the two most