{"id":"W4407424239","doi":"10.48550/arxiv.2502.07234","title":"Hund flat band in a frustrated spinel oxide","year":2025,"lang":"en","type":"preprint","venue":"arXiv (Cornell University)","topic":"Multiferroics and related materials","field":"Materials Science","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Division of Materials Research; Ministère de la Défense Nationale; Canada First Research Excellence Fund; Office of Science; University of Tokyo; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Svenska Forskningsrådet Formas; British Columbia Knowledge Development Fund; VINNOVA; Natural Sciences and Engineering Research Council of Canada; Canadian Light Source; Flatiron Health; Canadian Institute for Advanced Research; Mitacs; Gordon and Betty Moore Foundation; Brookhaven National Laboratory; U.S. Department of Energy; Deutsche Forschungsgemeinschaft; Air Force Office of Scientific Research; Vetenskapsrådet; Canadian Institutes of Health Research; National Science Foundation","keywords":"Spinel; Oxide; Condensed matter physics; Materials science; Physics; Metallurgy","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00004864926,0.0001102111,0.0001079588,0.0003536361,0.0003857009,0.0003827946,0.0002492915,0.0002166676,0.0006888591],"category_scores_gemma":[0.0001362696,0.0000999898,0.00006801472,0.0001443201,0.0005051743,0.00023515,0.0002360755,0.0001440779,0.0000585463],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002756875,"about_ca_system_score_gemma":0.0001344049,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0007810553,"about_ca_topic_score_gemma":0.001194559,"domain_scores_codex":[0.9999678,0.000003837038,0.00000160484,0.000006062401,0.00001129411,0.000009434114],"domain_scores_gemma":[0.9999671,0.000007590849,0.000008225013,0.000004697662,0.000005522491,0.00000686947],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0004834568,0.0001519775,0.009196693,0.0002012001,0.00004832625,0.001938918,0.0005913976,0.006427623,0.9282196,0.04499039,0.0007251424,0.007025266],"study_design_scores_gemma":[0.0002108764,0.001277038,0.07067288,0.00006548042,0.00008396385,0.002245978,0.001889452,0.4395758,0.4063851,0.07270952,0.004747878,0.0001359826],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9983518,0.00004694466,0.000422282,0.00003564013,0.000003091267,0.000001719431,0.00001842569,0.00002025495,0.001099749],"genre_scores_gemma":[0.9995648,0.00001469497,0.0002133216,0.000005656404,9.504868e-7,0.000001664403,0.00001569314,0.000002639274,0.0001805228],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0007810553,"threshold_uncertainty_score":0.002304435,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.07272325902081606,"score_gpt":0.2073548631607101,"score_spread":0.1346316041398941,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}