This is a page describing data taken during an experiment at the ISIS Neutron and Muon Source. Information about the ISIS Neutron and Muon Source can be found at https://www.isis.stfc.ac.uk.
Determining the Magnetic Structure of the Field-Induced Sloping 1/3 Magnetization Plateau in a Spin-1 Kitaev Candidate Material
Abstract: A group of 2D layered honeycomb magnets, A3Ni2XO6 (A = Li, Na; X = Sb, Bi), has attracted much attention due to the potentially realizations of higher-spin Kitaev interactions. A 1/3 magnetization plateau phase, considered as evidence for the Kitaev interaction in Na3Ni2BiO6 (NNBO), has been reported more recently. This finding renders A3Ni2XO6 a highly intriguing system with the potential to realize the S = 1 Kitaev interaction. Meanwhile, several theoretical works on 2D magnets suggest the significance of biquadratic exchange interactions in 2D magnets with edge-shared octahedra. Usually, this term was considered to be small and so could be neglected. Motivated by this, we conducted calculations using the spin-1 J1-J3-D-B model (where D and B denote the single-ion anisotropy and biquadratic exchange) and obtained magnetization curves for NNBO. The theoretical curves is distinct from its experimental results. Surprisingly, its sister compound Na3Ni2SbO6 displays a behavior akin to the calculated magnetization curves.These findings hint at the potential influence of biquadratic exchange in NNSO. Its magnetic structure could provide information on the uncommon biquadratic exchange.
Principal Investigator: Dr Yanyan Shangguan
Experimenter: Professor Jinsheng Wen
Experimenter: Mr Zihang Song
Local Contact: Dr Dmitry Khalyavin
Experimenter: Dr Song Bao
DOI: 10.5286/ISIS.E.RB2420023
ISIS Experiment Number: RB2420023
Part DOI | Instrument | Public release date | Download Link |
---|---|---|---|
10.5286/ISIS.E.RB2420023-1 | WISH | 26 March 2028 | Download |
Publisher: STFC ISIS Neutron and Muon Source
Data format: RAW/Nexus
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Data Citation
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[author], [date], [title], [publisher],
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Dr Yanyan Shangguan et al; (2025): Determining the Magnetic Structure of the Field-Induced Sloping 1/3 Magnetization Plateau in a Spin-1 Kitaev Candidate Material, STFC ISIS Neutron and Muon Source, https://doi.org/10.5286/ISIS.E.RB2420023
Data is released under the CC-BY-4.0 license.