{"id":"W4362697459","doi":"10.1103/physrevc.107.l042201","title":"First measurement of differential cross sections and photon beam asymmetries for photoproduction of the <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"><mml:mrow><mml:msub><mml:mi>f</mml:mi><mml:mn>0</mml:mn></mml:msub><mml:mrow><mml:mo>(</mml:mo><mml:mn>980</mml:mn><mml:mo>)</mml:mo></mml:mrow></mml:mrow></mml:math> meson decaying into <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"><mml:mrow><mml:msup><mml:mi>π</mml:mi><mml:mn>0</mml:mn></mml:msup><mml:msup><mml:mi>π</mml:mi><mml:mn>0</mml:mn></mml:msup></mml:mrow></mml:math> at <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"><mml:mrow><mml:msub><mml:mi>E</mml:mi><mml:mi>γ</mml:mi></mml:msub><mml:mo>&lt;</mml:mo><mml:mn>2.4</mml:mn></mml:mrow></mml:math> GeV","year":2023,"lang":"lv","type":"article","venue":"Physical review. C","topic":"Nuclear physics research studies","field":"Physics and Astronomy","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Saskatchewan","funders":"Japan Society for the Promotion of Science; Ministry of Science and Technology, Taiwan; Ministry of Education, Culture, Sports, Science and Technology","keywords":"Physics; Meson; Particle physics; Photon; Nuclear physics; Beam (structure); Vector meson; Atomic physics; Optics","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":[0.001368271,0.0008394443,0.0006077567,0.001305337,0.0008994031,0.001296106,0.001463626,0.001363934,0.00711801],"category_scores_gemma":[0.002142073,0.000818238,0.0006029121,0.000914391,0.0008066799,0.001258306,0.001384033,0.00146695,0.001244539],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002173849,"about_ca_system_score_gemma":0.0006049498,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00196911,"about_ca_topic_score_gemma":0.003463922,"domain_scores_codex":[0.9989941,0.000139237,0.00003106495,0.0002905903,0.0002725151,0.0002725489],"domain_scores_gemma":[0.9980355,0.0006736012,0.0004018597,0.0004091297,0.0002910686,0.0001888333],"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":[0.004363611,0.0005368298,0.04222701,0.0004182139,0.0003412022,0.001092769,0.0006637326,0.004008564,0.8353685,0.04989912,0.006857877,0.05422251],"study_design_scores_gemma":[0.0001455645,0.0006180575,0.03298731,0.00003751914,0.0001201985,0.0009957487,0.0002353126,0.01321953,0.9388411,0.003853374,0.008821882,0.0001242939],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8959358,0.001615055,0.05169085,0.0007230872,0.0001808956,0.0002575045,0.00505414,0.0008829358,0.04365967],"genre_scores_gemma":[0.9874247,0.0002292269,0.007086969,0.0001172095,0.00001682162,0.00005361601,0.00118664,0.00009675117,0.003788045],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00711801,"threshold_uncertainty_score":0.02381212,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02493067263659151,"score_gpt":0.2687459253681075,"score_spread":0.243815252731516,"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."}}