{"paper":{"title":"Partial Kondo Screening Solves the Mystery of Rare Earth Tetraborides","license":"http://creativecommons.org/licenses/by/4.0/","headline":"Partial Kondo screening in the Kondo lattice model on the Shastry-Sutherland lattice produces the multiple magnetization plateaus seen in rare-earth tetraborides.","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Sanjeev Kumar, Soumyaranjan Dash","submitted_at":"2026-05-17T14:17:26Z","abstract_excerpt":"We invoke a new mechanism to account for multiple magnetization plateaus observed in rare-earth tetraborides. Using a combination of hybrid and semiclassical Monte Carlo simulations of the Kondo lattice model (KLM) on the Shastry-Sutherland lattice (SSL), we find robust magnetization plateaus at fractions 1/6, 2/9, 1/4, 1/3, 1/2, 2/3 and 3/4 of the saturation magnetization. We find that most of the plateau states are partially Kondo screened and emerge from the field-tuning of a complex three-way competition between the kinetic energy, the Kondo coupling, and the magnetic frustration. Most rem"},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"Using a combination of hybrid and semiclassical Monte Carlo simulations of the Kondo lattice model (KLM) on the Shastry-Sutherland lattice (SSL), we find robust magnetization plateaus at fractions 1/6, 2/9, 1/4, 1/3, 1/2, 2/3 and 3/4 of the saturation magnetization. We find that most of the plateau states are partially Kondo screened and emerge from the field-tuning of a complex three-way competition between the kinetic energy, the Kondo coupling, and the magnetic frustration.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The Kondo lattice model on the Shastry-Sutherland lattice, without additional terms such as lattice distortions or further-neighbor interactions, is sufficient to capture the essential low-temperature physics of the rare-earth tetraborides.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"Partial Kondo screening arising from competition between kinetic energy, Kondo coupling, and magnetic frustration in the Kondo lattice model on the Shastry-Sutherland lattice produces robust magnetization plateaus at 1/6, 2/9, 1/4, 1/3, 1/2, 2/3, and 3/4 of saturation in rare-earth tetraborides.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"Partial Kondo screening in the Kondo lattice model on the Shastry-Sutherland lattice produces the multiple magnetization plateaus seen in rare-earth tetraborides.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"7c95f6047facaee03c70168d14b5644a3f9f2bd9d41c2de3414404ca4236afb2"},"source":{"id":"2605.17469","kind":"arxiv","version":1},"verdict":{"id":"4e167ef1-01b5-4354-99f9-271049299aea","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-19T22:47:14.882631Z","strongest_claim":"Using a combination of hybrid and semiclassical Monte Carlo simulations of the Kondo lattice model (KLM) on the Shastry-Sutherland lattice (SSL), we find robust magnetization plateaus at fractions 1/6, 2/9, 1/4, 1/3, 1/2, 2/3 and 3/4 of the saturation magnetization. We find that most of the plateau states are partially Kondo screened and emerge from the field-tuning of a complex three-way competition between the kinetic energy, the Kondo coupling, and the magnetic frustration.","one_line_summary":"Partial Kondo screening arising from competition between kinetic energy, Kondo coupling, and magnetic frustration in the Kondo lattice model on the Shastry-Sutherland lattice produces robust magnetization plateaus at 1/6, 2/9, 1/4, 1/3, 1/2, 2/3, and 3/4 of saturation in rare-earth tetraborides.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The Kondo lattice model on the Shastry-Sutherland lattice, without additional terms such as lattice distortions or further-neighbor interactions, is sufficient to capture the essential low-temperature physics of the rare-earth tetraborides.","pith_extraction_headline":"Partial Kondo screening in the Kondo lattice model on the Shastry-Sutherland lattice produces the multiple magnetization plateaus seen in rare-earth tetraborides."},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.17469/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"doi_title_agreement","ran_at":"2026-05-19T23:01:19.545900Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"doi_compliance","ran_at":"2026-05-19T23:01:10.584680Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"claim_evidence","ran_at":"2026-05-19T21:41:57.698850Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"ai_meta_artifact","ran_at":"2026-05-19T21:33:23.655285Z","status":"skipped","version":"1.0.0","findings_count":0}],"snapshot_sha256":"33d5931df994ca591e7d05da019c590921e0f88378ae064331e77311ebb10e1f"},"references":{"count":43,"sample":[{"doi":"","year":null,"title":"(g) Phase diagram inJ K −h z plane","work_id":"1919bbe8-07ea-4890-8b33-0a45869d7fb4","ref_index":1,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":null,"title":"and singlets (blue circles) of a 12×12 lattice section corresponding to (a) US+N´ eel:m= 1/6,n K = 1/6, (b) UUUS:m= 3/4,n K = 1/4. (c) phase diagram int-h z plane forJ 2/J1 = 1.0 andJ K = 0.90 pronoun","work_id":"46c37adf-c967-4066-8955-1b11305a1d88","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":null,"title":"8 1 0 0 . 2 0 . 4 0 . 6 0 . 8 1 (a) 0 0 . 2 0 . 4 0 . 6 0 . 8 1 −0. 6 −0. 4 −0. 2 0(b) σ xx Bef f t1 = 0. 10 t1 = 0. 25 σ xy Bef f t1 = 0. 10 t1 = 0. 25 Figure 6. 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