{"id":"W4407031021","doi":"10.1103/physrevd.111.015049","title":"Nelson-Barr ultralight dark matter","year":2025,"lang":"en","type":"article","venue":"Physical review. D/Physical review. D.","topic":"Dark Matter and Cosmic Phenomena","field":"Physics and Astronomy","cited_by":9,"is_retracted":false,"has_abstract":true,"ca_institutions":"Institute of Particle Physics","funders":"Israel Science Foundation; National Science Foundation; German-Israeli Foundation for Scientific Research and Development; American Friends of the Alexander von Humboldt Foundation; U.S. Department of Energy; United States-Israel Binational Science Foundation","keywords":"Dark matter; Astronomy; Physics","routes":{"ca_aff":true,"ca_fund":false,"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":[0.0005145079,0.0006276688,0.0005200001,0.0005773776,0.001287415,0.001725796,0.001079257,0.001991816,0.008158301],"category_scores_gemma":[0.001099714,0.0002282363,0.0006168581,0.000360961,0.002173128,0.001912297,0.001929735,0.001859289,0.001772088],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008376333,"about_ca_system_score_gemma":0.0008055791,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001850461,"about_ca_topic_score_gemma":0.001921351,"domain_scores_codex":[0.9997914,0.00005036028,0.000008411595,0.00005126126,0.00006104431,0.00003751542],"domain_scores_gemma":[0.9997416,0.00006352453,0.00004904593,0.00004452092,0.00003256549,0.00006874301],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.000006296365,0.000005200928,0.00007351393,0.0000149101,0.000003140103,0.00006976201,0.00002833976,0.0005123442,0.0002819953,0.9961758,0.001671036,0.001157754],"study_design_scores_gemma":[0.00001937704,0.0000154106,0.0001966014,0.00002104022,0.000007201041,0.0003895919,0.0000499513,0.01196317,0.0003862839,0.9724783,0.01445631,0.00001669448],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.1281302,0.01063458,0.1735096,0.0270345,0.002534689,0.00009427483,0.0004087258,0.0003995653,0.6572539],"genre_scores_gemma":[0.8471845,0.004004496,0.03504466,0.007183042,0.0009305995,0.0001313017,0.0001569039,0.00009467334,0.1052697],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.008158301,"threshold_uncertainty_score":0.02729219,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008769978090882417,"score_gpt":0.3741058372684077,"score_spread":0.3653358591775253,"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."}}