{"id":"W1965082411","doi":"10.1103/physrevlett.101.096101","title":"Substrate and Chain Size Dependence of Near Surface Dynamics of Glassy Polymers","year":2008,"lang":"en","type":"article","venue":"Physical Review Letters","topic":"Material Dynamics and Properties","field":"Materials Science","cited_by":103,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"","keywords":"Materials science; Relaxation (psychology); Methyl methacrylate; Thin film; Substrate (aquarium); Polymer; Free surface; Tacticity; Chemical physics; Condensed matter physics; Composite material; Nanotechnology; Thermodynamics; Monomer; Polymerization; Chemistry; 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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002059543,0.0001337887,0.0004457379,0.000005870837,0.00005199351,0.00001304821,0.0001875833,0.00001145173,0.0001177734],"category_scores_gemma":[0.00006590293,0.0001034286,0.00007244524,0.00009815418,0.0003996662,0.0001024974,0.000065258,0.00005566477,0.00001467978],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001337831,"about_ca_system_score_gemma":0.00002842714,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002964645,"about_ca_topic_score_gemma":0.000008619979,"domain_scores_codex":[0.9989958,0.00009582339,0.0002972534,0.00020194,0.0002269876,0.0001821627],"domain_scores_gemma":[0.9993777,0.000107562,0.0001909661,0.0002177795,0.00004734876,0.00005860325],"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":[0.00002546351,0.00003177607,0.0009226874,0.001440392,0.000007960576,0.000005306055,0.0001629019,0.0001007066,0.9963888,0.0006547246,0.00006085515,0.0001984539],"study_design_scores_gemma":[0.001990381,0.0009852151,0.05108974,0.008809501,0.0004576388,0.0001485872,0.0001344304,0.09212554,0.8391887,0.001081106,0.001572297,0.00241686],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.995414,0.002628486,0.00004639541,0.001530119,0.00008461686,0.0001621166,0.00004458821,0.00001313109,0.00007650435],"genre_scores_gemma":[0.9947321,0.003837913,0.0004348502,0.0009334555,0.00002139027,0.000003601332,0.000003279838,0.00001140687,0.00002197639],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1572001,"threshold_uncertainty_score":0.4217696,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01479217717803316,"score_gpt":0.242326460682555,"score_spread":0.2275342835045218,"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."}}