{"id":"W2105415994","doi":"10.1016/j.newast.2008.07.006","title":"Nonlinear evolution of gravitational fragmentation regulated by magnetic fields and ambipolar diffusion","year":2008,"lang":"en","type":"article","venue":"New Astronomy","topic":"Astrophysics and Star Formation Studies","field":"Physics and Astronomy","cited_by":40,"is_retracted":false,"has_abstract":false,"ca_institutions":"Western University","funders":"Natural Sciences and Engineering Research Council of Canada; National Science Foundation","keywords":"Physics; Ambipolar diffusion; Instability; Mach number; Magnetic field; Mechanics; Nonlinear system; Turbulence; Magnetohydrodynamics; Dimensionless quantity; Computational physics; Astrophysics; Classical mechanics; Plasma; Nuclear physics; 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":[0.0001337064,0.0001447095,0.0001962882,0.0003010776,0.0003076328,0.0007702656,0.0002760587,0.0002887471,0.001507523],"category_scores_gemma":[0.001267118,0.0001853503,0.0001533527,0.0002085205,0.000756891,0.0006276076,0.0005153804,0.0002955877,0.0001868531],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007406489,"about_ca_system_score_gemma":0.000353668,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003096629,"about_ca_topic_score_gemma":0.002204371,"domain_scores_codex":[0.9999639,0.000007437206,0.000001487237,0.000009139776,0.000006465015,0.00001172362],"domain_scores_gemma":[0.9995524,0.0001397092,0.0001290225,0.00003405135,0.00005120368,0.00009350319],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.001048524,0.0002066,0.07293937,0.0001659481,0.0001885642,0.001103981,0.001005804,0.4559051,0.2004453,0.240186,0.002429808,0.02437498],"study_design_scores_gemma":[0.00007464935,0.00007618131,0.07018854,0.00001110371,0.00002329256,0.000258403,0.0002462568,0.8607829,0.004630345,0.06253771,0.001101809,0.00006882263],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.987234,0.0002423515,0.005829857,0.0002788287,0.0000143116,0.000005265856,0.0000456702,0.0000432922,0.006306431],"genre_scores_gemma":[0.9987144,0.0001069039,0.0002705539,0.00001148583,0.000005483329,0.000002117569,0.00001777363,0.000006614492,0.0008645373],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003096629,"threshold_uncertainty_score":0.006157219,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005058395254030911,"score_gpt":0.2055240039958228,"score_spread":0.2004656087417919,"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."}}