{"id":"W2177584278","doi":"10.1139/p11-131","title":"Hydrogen and methane in Titan’s atmosphere: chemistry, diffusion, escape, and the Hunten limiting flux principle <sup>1</sup>This article is part of a Special Issue that honours the work of Dr. Donald M. Hunten FRSC who passed away in December 2010 after a very illustrious career.","year":2012,"lang":"en","type":"article","venue":"Canadian Journal of Physics","topic":"Astro and Planetary Science","field":"Physics and Astronomy","cited_by":29,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Physics; Titan (rocket family); Atmosphere (unit); Atmosphere of Titan; Flux (metallurgy); Limiting; Magnetosphere; Aeronomy; Atmospheric sciences; Hydrogen; Astrobiology; Planet; Atomic physics; Thermodynamics; Astrophysics; Nuclear physics; Chemistry; Plasma; Quantum mechanics","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002897829,0.0002854074,0.0002502798,0.0002991576,0.0005878869,0.0007395789,0.0005471363,0.0007045164,0.002338738],"category_scores_gemma":[0.0004749215,0.0001602762,0.0001643634,0.0002856247,0.001279448,0.001354898,0.0004839932,0.0009516734,0.0004430841],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006715581,"about_ca_system_score_gemma":0.0002544821,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001929952,"about_ca_topic_score_gemma":0.002174595,"domain_scores_codex":[0.9999273,0.00001100853,0.000003105999,0.00001664585,0.00002903331,0.00001291655],"domain_scores_gemma":[0.9998927,0.00005598131,0.00001853334,0.000004233514,0.0000187707,0.000009818315],"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":[0.0006130849,0.0001438829,0.0169745,0.001864775,0.00009732613,0.002499852,0.001644286,0.01094571,0.07235954,0.3868643,0.2146978,0.2912949],"study_design_scores_gemma":[0.00003613144,0.0005242325,0.06216919,0.0003633939,0.00009153115,0.002918578,0.001486287,0.02794818,0.03204609,0.2759708,0.5963299,0.0001156387],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"review","genre_gemma":"empirical","genre_scores_codex":[0.238071,0.4922042,0.02889384,0.1101442,0.03946073,0.0000841141,0.0004979617,0.0003192399,0.09032463],"genre_scores_gemma":[0.7678043,0.1096284,0.005571582,0.007642781,0.03852671,0.00009659662,0.0005159601,0.0001805592,0.07003313],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.002338738,"threshold_uncertainty_score":0.007823884,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01023607892976775,"score_gpt":0.1952057773787271,"score_spread":0.1849696984489594,"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."}}