{"id":"W2158315242","doi":"10.1038/nphys522","title":"Gapped itinerant spin excitations account for missing entropy in the hidden-order state of URu2Si2","year":2007,"lang":"en","type":"article","venue":"Nature Physics","topic":"Rare-earth and actinide compounds","field":"Physics and Astronomy","cited_by":179,"is_retracted":false,"has_abstract":false,"ca_institutions":"Brockhouse Institute for Materials Research; McMaster University","funders":"High Magnetic Field Laboratory, Chinese Academy of Sciences; NIST Center for Neutron Research; Division of Materials Research; Natural Sciences and Engineering Research Council of Canada; National Institute of Standards and Technology; National High Magnetic Field Laboratory; U.S. Department of Energy; National Science Foundation","keywords":"Physics; Superconductivity; Condensed matter physics; Magnetism; Excitation; Inelastic neutron scattering; Spin (aerodynamics); Neutron scattering; Electron; Fermion; Phase transition; Neutron; Quantum mechanics","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0007192567,0.0007608859,0.001373207,0.001162635,0.001688672,0.001830704,0.001705239,0.001603177,0.004389105],"category_scores_gemma":[0.001218449,0.0005816668,0.0008591932,0.0005240499,0.002524766,0.002063817,0.001827235,0.001214549,0.0002822886],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007142444,"about_ca_system_score_gemma":0.0006107524,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001305132,"about_ca_topic_score_gemma":0.001929772,"domain_scores_codex":[0.9997483,0.00003974706,0.00001904206,0.00003065995,0.0000541748,0.0001079595],"domain_scores_gemma":[0.9993852,0.0001972236,0.00005067922,0.0002272286,0.00004283819,0.00009675755],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.001010489,0.0004174838,0.006499569,0.0005164402,0.0001259036,0.002533641,0.001262482,0.04070957,0.06272644,0.8685516,0.003965141,0.0116813],"study_design_scores_gemma":[0.0002282463,0.0001946546,0.005886499,0.00006268111,0.00007154068,0.0007100016,0.0007049862,0.5091325,0.02342145,0.4583024,0.001143691,0.0001412562],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9752411,0.000234298,0.01135359,0.0004564495,0.0001958307,0.00002448765,0.00009290756,0.0004244494,0.01197703],"genre_scores_gemma":[0.9981576,0.00004396198,0.0009192099,0.00005441294,0.00002456823,0.0000126171,0.0000647417,0.00006717711,0.0006559233],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004389105,"threshold_uncertainty_score":0.01468301,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01093868259085044,"score_gpt":0.2994235218033425,"score_spread":0.2884848392124921,"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."}}