{"id":"W4402796995","doi":"10.1103/physrevresearch.6.l032065","title":"Adiabatic expansion cooling of antihydrogen","year":2024,"lang":"en","type":"article","venue":"Physical Review Research","topic":"Cold Atom Physics and Bose-Einstein Condensates","field":"Physics and Astronomy","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"York University; University of Victoria; Simon Fraser University; University of Calgary; University of British Columbia","funders":"Engineering and Physical Sciences Research Council; Natural Sciences and Engineering Research Council of Canada; Leverhulme Trust; Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro; Japan Society for the Promotion of Science; Israel Science Foundation; Conselho Nacional de Desenvolvimento Científico e Tecnológico; U.S. Department of Energy; Carlsbergfondet; National Science Foundation; Royal Society; TRIUMF; Science and Technology Facilities Council; Fonds Québécois de la Recherche sur la Nature et les Technologies; Vetenskapsrådet","keywords":"Antihydrogen; Physics; Adiabatic process; Atomic physics; Mathematics; Quantum mechanics; Antimatter; Lepton; Electron","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.000609396,0.0001387336,0.0003829011,0.00007934372,0.00008638922,0.00006358713,0.0002584753,0.00001320696,0.0003707058],"category_scores_gemma":[0.0000322679,0.0001059964,0.0002599434,0.0008620494,0.0001375636,0.0001299163,0.0001642043,0.0003748735,0.0004104909],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002072126,"about_ca_system_score_gemma":0.0001526463,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00009378175,"about_ca_topic_score_gemma":5.607293e-7,"domain_scores_codex":[0.9983113,0.0001539746,0.0002611315,0.0003231582,0.0005864072,0.0003640518],"domain_scores_gemma":[0.9987974,0.0005290319,0.00003497335,0.0003494762,0.0001776632,0.0001114919],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.00001017475,0.0004590766,0.0006095913,0.00596114,0.0002080378,0.00001307495,0.0002818652,0.00001122189,0.1477224,0.413302,0.005786794,0.4256346],"study_design_scores_gemma":[0.0006804654,0.0004995464,0.0005443476,0.0342897,0.0003409834,0.00000271773,0.0002126923,0.05872084,0.3425714,0.3971327,0.1639366,0.001067991],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9242159,0.05742951,0.0001699928,0.000724681,0.0001299873,0.0008361542,0.00004741767,0.00005967853,0.01638664],"genre_scores_gemma":[0.9978182,0.001241088,0.00002393047,0.00002666617,0.0005333045,0.00006378233,0.00001923311,0.00002512438,0.0002487063],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4245666,"threshold_uncertainty_score":0.5276167,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0701782524476034,"score_gpt":0.4445284795959416,"score_spread":0.3743502271483382,"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."}}