{"id":"W4411472670","doi":"10.1126/sciadv.adx4507","title":"Humidity drives spontaneous OH oxidation of organic particles","year":2025,"lang":"en","type":"article","venue":"Science Advances","topic":"Atmospheric chemistry and aerosols","field":"Earth and Planetary Sciences","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"HORIZON EUROPE Framework Programme","keywords":"Relative humidity; Hydroxyl radical; Reactivity (psychology); Chemistry; Humidity; Photochemistry; Chemical engineering; Radical; Environmental chemistry; Organic chemistry; Meteorology","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":[0.00009177152,0.0001662611,0.0001048733,0.00008892926,0.0001168533,0.0001843525,0.0001256041,0.0001448229,0.0008110428],"category_scores_gemma":[0.0001609388,0.00009169462,0.0001048609,0.00005684678,0.000169871,0.0001565225,0.0002092473,0.0001865853,0.0001522101],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001109006,"about_ca_system_score_gemma":0.00005839731,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0007218269,"about_ca_topic_score_gemma":0.0006333186,"domain_scores_codex":[0.9999019,0.000007490914,0.000003523177,0.0000315997,0.00003411133,0.00002138435],"domain_scores_gemma":[0.9998885,0.0000393825,0.00002161573,0.00001195766,0.00002010769,0.00001839261],"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":[0.0000387603,0.000007996009,0.001006415,0.00001597613,0.000004267874,0.00002981991,0.00001721089,0.00003622826,0.9978914,0.00002462679,0.00002836035,0.0008990434],"study_design_scores_gemma":[0.000006185267,0.0001020923,0.02209254,0.000001562229,0.000006896223,0.00005013041,0.00003501386,0.001075844,0.9757113,0.00006332034,0.0008508819,0.000004288959],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9973248,0.0003326128,0.001266207,0.00001681155,0.00002359771,0.00001286151,0.0001284275,0.00001878616,0.0008759838],"genre_scores_gemma":[0.9990124,0.0001123689,0.0003223366,0.00001223452,0.00001005582,0.00000531056,0.0001061004,0.000005455849,0.0004136853],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0008110428,"threshold_uncertainty_score":0.002713203,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007207244756935232,"score_gpt":0.2323171894714968,"score_spread":0.2251099447145615,"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."}}