{"id":"W2266266929","doi":"10.1149/ma2013-02/15/1434","title":"Mechanism of Hydroxyl Radical Attack to Chemical Structure of PFSA Ionomer: A Solid State Q-NMR Study","year":2013,"lang":"en","type":"article","venue":"ECS Meeting Abstracts","topic":"Fuel Cells and Related Materials","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Simon Fraser University","funders":"","keywords":"Ionomer; Mechanism (biology); Chemistry; Solid-state nuclear magnetic resonance; Chemical structure; Solid-state; Polymer chemistry; Organic chemistry; Nuclear magnetic resonance; Physical chemistry; Polymer; Philosophy; Physics","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":[0.0002240196,0.0002949869,0.0001236799,0.0001549719,0.0002943012,0.0001735686,0.0006036427,0.0004342141,0.008937879],"category_scores_gemma":[0.0002433182,0.0001170802,0.0002834274,0.00009634805,0.0004582877,0.0005468579,0.0001572001,0.0004705124,0.0008151958],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002730466,"about_ca_system_score_gemma":0.0002336448,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002122509,"about_ca_topic_score_gemma":0.001065775,"domain_scores_codex":[0.9999231,0.000007213856,0.00000166203,0.00001595908,0.00001452817,0.00003750519],"domain_scores_gemma":[0.9998838,0.00004261343,0.0000256424,0.00001242425,0.00002135123,0.00001423109],"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":[0.001005127,0.00007897008,0.0007284024,0.0001826054,0.00002339145,0.0003214437,0.0001713545,0.0007406062,0.9899346,0.00179961,0.0006238177,0.004390056],"study_design_scores_gemma":[0.00005107472,0.0006194387,0.002890785,0.00001315885,0.0000284285,0.0001827842,0.0001243355,0.003754908,0.9898612,0.0003153185,0.002137449,0.00002101539],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9875646,0.0007396477,0.004269598,0.0002802085,0.00006136794,0.00004776087,0.0005998341,0.0000732778,0.006363766],"genre_scores_gemma":[0.9969969,0.0003087823,0.0006251181,0.00003588945,0.00001052262,0.000009740411,0.0002248794,0.000007710848,0.001780448],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.008937879,"threshold_uncertainty_score":0.02990013,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007901682485913058,"score_gpt":0.2196504263985668,"score_spread":0.2117487439126537,"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."}}