{"paper":{"title":"Spin-liquid-like spin dynamics in the frustrated antiferromagnet TbBO3","license":"http://creativecommons.org/licenses/by/4.0/","headline":"TbBO3 maintains persistent spin dynamics down to 16 mK with no long-range order or freezing on its frustrated triangular lattice.","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"D. T. Adroja, D. Tay, G. B. G. Stenning, J. Khatua, K. Kargeti, M. D. Le, M. Pregelj, P. Khuntia, P. Manuel, S. K. Panda, T. Shiroka","submitted_at":"2024-07-08T12:30:55Z","abstract_excerpt":"The synergistic interplay between spin correlations, spin-orbit coupling, and competing exchange interactions provides a promising route to realize exotic quantum states with nontrivial excitations in rare-earth based frustrated magnets. Here, by using thermodynamic and local-probe measurements down to 16 mK, we demonstrate the exotic magnetism and spin dynamics in the distorted triangular lattice TbBO3. Thermodynamic experiments reveal the presence of dominant antiferromagnetic exchange and subdominant dipolar interactions. Despite sizable antiferromagnetic exchange interactions between the T"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"Despite sizable antiferromagnetic exchange interactions between the Tb3+ moments, muon-spin relaxation experiment does not detect any signatures of long-range magnetic order or spin-freezing down to 16 mK, corroborating the specific heat and ac magnetic susceptibility down to 45 mK that suggests a persistent spin dynamics in this frustrated triangular lattice.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The scaling of the muon relaxation rate versus characteristic energy scale across multiple spin-liquid candidates, including TbBO3, demonstrates that a common underlying mechanism is at play (abstract paragraph on scaling).","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"TbBO3 exhibits spin-liquid-like persistent spin dynamics down to 16 mK from 2D antiferromagnetic short-range correlations in a frustrated triangular lattice of non-Kramers Tb3+ ions.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"TbBO3 maintains persistent spin dynamics down to 16 mK with no long-range order or freezing on its frustrated triangular lattice.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"66424e3dbc7da1309558724aadefc269178f7c4eeb95c5469041fee675de6586"},"source":{"id":"2407.05867","kind":"arxiv","version":3},"verdict":{"id":"6fe2e62c-fc52-4698-8c7b-512b94c7e496","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-23T23:03:25.870600Z","strongest_claim":"Despite sizable antiferromagnetic exchange interactions between the Tb3+ moments, muon-spin relaxation experiment does not detect any signatures of long-range magnetic order or spin-freezing down to 16 mK, corroborating the specific heat and ac magnetic susceptibility down to 45 mK that suggests a persistent spin dynamics in this frustrated triangular lattice.","one_line_summary":"TbBO3 exhibits spin-liquid-like persistent spin dynamics down to 16 mK from 2D antiferromagnetic short-range correlations in a frustrated triangular lattice of non-Kramers Tb3+ ions.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The scaling of the muon relaxation rate versus characteristic energy scale across multiple spin-liquid candidates, including TbBO3, demonstrates that a common underlying mechanism is at play (abstract paragraph on scaling).","pith_extraction_headline":"TbBO3 maintains persistent spin dynamics down to 16 mK with no long-range order or freezing on its frustrated triangular lattice."},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2407.05867/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":71,"sample":[{"doi":"","year":2014,"title":"W . Witczak-Krempa, G. Chen, Y. B. Kim, and L. Balents, Cor- related quantum phenomena in the strong spin-orbit regime, Annu. Rev. Condens. Matter Phys. 5, 57 (2014)","work_id":"b74fa0ea-883f-49aa-99a2-2ef47a627cfd","ref_index":1,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2010,"title":"Balents, Spin liquids in frustrated magnets, Nature 464, 199 (2010)","work_id":"93125cf7-0603-450b-9636-d602792c8fcd","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2024,"title":"S. Jeon, D. Wulferding, Y. Choi, S. Lee, K. Nam, K. H. Kim, M. Lee, T .-H. Jang, J.-H. Park, S. Lee, S. Choi, C. Lee, H. Nojiri, and K.-Y . Choi, One-ninth magnetization plateau stabilized by spin ent","work_id":"82efe81a-3f12-412d-8d11-8bd82c6666e2","ref_index":3,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2020,"title":"C. Broholm, R. J. Cava, S. A. Kivelson, D. G. Nocera, M. R. Norman, and T . Senthil, Quantum spin liquids, Science367, eaay0668 (2020)","work_id":"bfbea520-ce16-4930-a663-b44f87fe4848","ref_index":4,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2020,"title":"P . Khuntia, M. Velazquez, Q. Barthélemy, F . Bert, E. Kermar- rec, A. Legros, B. Bernu, L. Messio, A. Zorko, and P . Mendels, Gapless ground state in the archetypal quantum kagome an- tiferromagnet Z","work_id":"5a10be5f-cfb9-4619-98e0-42c8dc7c777d","ref_index":5,"cited_arxiv_id":"","is_internal_anchor":false}],"resolved_work":71,"snapshot_sha256":"183b354888176972008c2d3860d5d37893e0dccafad9772b0734551431b110a1","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}