{"id":"W4388698405","doi":"10.1103/physrevc.108.055204","title":"Measurement of spin-density matrix elements in <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"><mml:mrow><mml:mi>ρ</mml:mi><mml:mo>(</mml:mo><mml:mn>770</mml:mn><mml:mo>)</mml:mo></mml:mrow></mml:math> production with a linearly polarized photon beam 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>=</mml:mo><mml:mn>8.2</mml:mn><mml:mo>–</mml:mo><mml:mn>8.8</mml:mn><mml:mo> </mml:mo><mml:mi>GeV</mml:mi></mml:mrow></mml:math>","year":2023,"lang":"lv","type":"article","venue":"Physical review. C","topic":"Nuclear physics research studies","field":"Physics and Astronomy","cited_by":14,"is_retracted":false,"has_abstract":true,"ca_institutions":"Mount Allison University; University of Regina","funders":"Comisión Nacional de Investigación Científica y Tecnológica; Science and Technology Facilities Council; Nuclear Physics; Natural Sciences and Engineering Research Council of Canada; GSI Helmholtzzentrum für Schwerionenforschung; China Scholarship Council; National Natural Science Foundation of China; Deutsche Forschungsgemeinschaft; U.S. Department of Energy; Office of Science; Thomas Jefferson National Accelerator Facility; Russian Foundation for Basic Research; National Science Foundation","keywords":"Physics; Helicity; Meson; Particle physics; Nuclear physics; Parity (physics); Atomic physics","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":["metaepi_narrow","sts","scholarly_communication","open_science","research_integrity","insufficient_payload"],"consensus_categories":["metaepi_narrow","sts","open_science","research_integrity","insufficient_payload"],"category_scores_codex":[0.009354827,0.004474644,0.002273291,0.002375665,0.006585204,0.004979978,0.008352834,0.005919692,0.1032477],"category_scores_gemma":[0.005784221,0.008092487,0.00842333,0.006771073,0.006636143,0.005503471,0.009874875,0.008120957,0.01100779],"about_ca_system_candidate":true,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002106842,"about_ca_system_score_gemma":0.006133855,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.007870072,"about_ca_topic_score_gemma":0.003632759,"domain_scores_codex":[0.959655,0.002585556,0.007832231,0.007991741,0.0121009,0.009834611],"domain_scores_gemma":[0.9729692,0.004126793,0.009093437,0.007616885,0.001545539,0.004648117],"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":[0.006127486,0.002681742,0.00007174247,0.007388707,0.008801357,0.002565487,0.00418321,0.002184995,0.01926941,0.6299686,0.3104903,0.006266966],"study_design_scores_gemma":[0.007363054,0.006780764,0.000225228,0.008825906,0.007754497,0.002217097,0.004474746,0.03425353,0.900095,0.003332072,0.01747018,0.007207932],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8308765,0.006681421,0.00131415,0.002201607,0.006415945,0.0005548794,0.002803877,0.001373612,0.147778],"genre_scores_gemma":[0.9579827,0.008928535,0.003734652,0.002687878,0.008431935,0.007800558,0.00585277,0.003915185,0.0006658543],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.8808256,"threshold_uncertainty_score":0.9995005,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02385995322890317,"score_gpt":0.2731070063132125,"score_spread":0.2492470530843093,"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."}}