Magnetic field switching between the two orbital-ordered states in DyVO3.
← Research streamIn a DyVO3 single crystal, temperature lowering produced reentrant spin and orbital ordering transitions. A magnetic field was reported to drive an orbital-ordering phase transition from C to G and concomitantly a spin-ordering transition from G to C, coupled…
Study snapshot
Abstract
The critical phase competition between different spin-orbital-ordered states has been investigated for the DyVO3 single crystal. As temperature is lowered, the compound exhibits a reentrant spin and orbital ordering (SO and OO) transition: C-->G-->C type for SO and G-->C-->G type for OO. It was found that a magnetic field also drives the phase transition from C to G for OO and concomitantly from G to C for SO, the latter of which is coupled with the metamagnetic transition of the Dy 4f moments. The mechanism of this novel magnetic-field-induced orbital switching is discussed.
AI evidence extraction
Structured fields below were generated from the paper’s abstract and metadata to make the evidence easier to inspect. Automated extraction may be incomplete or incorrect; verify important details against the original paper.
Main findings
In a DyVO3 single crystal, temperature lowering produced reentrant spin and orbital ordering transitions. A magnetic field was reported to drive an orbital-ordering phase transition from C to G and concomitantly a spin-ordering transition from G to C, coupled with a metamagnetic transition of Dy 4f moments.
Outcomes measured
- Spin ordering transitions (SO)
- Orbital ordering transitions (OO)
- Magnetic-field-induced phase transition
- Metamagnetic transition of Dy 4f moments
Limitations
- No exposure parameters (field strength, timing) provided in the abstract
- No health/biological outcomes; condensed-matter physics study
- Sample size not stated
View raw extracted JSON
{
"study_type": "other",
"exposure": {
"band": null,
"source": "static magnetic field",
"frequency_mhz": null,
"sar_wkg": null,
"duration": null
},
"population": null,
"sample_size": null,
"outcomes": [
"Spin ordering transitions (SO)",
"Orbital ordering transitions (OO)",
"Magnetic-field-induced phase transition",
"Metamagnetic transition of Dy 4f moments"
],
"main_findings": "In a DyVO3 single crystal, temperature lowering produced reentrant spin and orbital ordering transitions. A magnetic field was reported to drive an orbital-ordering phase transition from C to G and concomitantly a spin-ordering transition from G to C, coupled with a metamagnetic transition of Dy 4f moments.",
"effect_direction": "unclear",
"limitations": [
"No exposure parameters (field strength, timing) provided in the abstract",
"No health/biological outcomes; condensed-matter physics study",
"Sample size not stated"
],
"evidence_strength": "insufficient",
"confidence": 0.74,
"peer_reviewed_likely": "yes",
"keywords": [
"DyVO3",
"single crystal",
"magnetic field",
"orbital ordering",
"spin ordering",
"phase competition",
"reentrant transition",
"metamagnetic transition",
"Dy 4f moments"
],
"suggested_hubs": []
}AI-extracted fields are generated from the abstract and metadata and may be incomplete or incorrect. This material is for informational purposes and is not medical advice.
Identifiers and source
DOI: 10.1103/physrevlett.99.217201
PubMed: 18233244
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