{"id":"W2016272681","doi":"10.1063/1.1447908","title":"Ultrafast optical Kerr effect measurements of third-order nonlinearities in cross-conjugated <i>iso</i>-polydiacetylene oligomers","year":2002,"lang":"en","type":"article","venue":"The Journal of Chemical Physics","topic":"Polydiacetylene-based materials and applications","field":"Chemistry","cited_by":70,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Pentamer; Conjugated system; Polydiacetylenes; Hyperpolarizability; Monomer; Polarizability; Kerr effect; Trimer; Oligomer; Chemistry; Tetrahydrofuran; Dimer; Photochemistry; Solvent; Materials science; Polymer chemistry; Polymer; Molecule; Nonlinear system; Organic chemistry; Physics","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":[0.0001195339,0.0002027925,0.0001118442,0.0001145218,0.0001409281,0.000122528,0.0001171235,0.0001714731,0.0004896942],"category_scores_gemma":[0.0002791561,0.00009584973,0.00008498195,0.0001082577,0.0001907581,0.0002407542,0.0001378055,0.0004002694,0.0001252473],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001922711,"about_ca_system_score_gemma":0.00008269943,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003232108,"about_ca_topic_score_gemma":0.0003804153,"domain_scores_codex":[0.9999131,0.00001450789,0.000004329821,0.00002068177,0.0000317914,0.00001563706],"domain_scores_gemma":[0.9997941,0.00007280852,0.00005630941,0.00001900612,0.00003639431,0.00002151705],"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":[0.00001327168,0.000005704285,0.0001574947,0.000006388947,8.840975e-7,0.000007451698,0.00001425449,0.00003835595,0.9992329,0.00002077772,0.000004036061,0.0004985169],"study_design_scores_gemma":[0.000001837344,0.00006845998,0.001078672,8.615382e-7,0.000002229785,0.00003656659,0.000007879684,0.0004018323,0.9982371,0.00001172591,0.0001509515,0.000001859528],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.997125,0.0001414267,0.002247307,0.0000084146,0.00000251802,0.00000566887,0.00002354075,0.00001483016,0.0004313482],"genre_scores_gemma":[0.9942953,0.0002337513,0.004723226,0.00001726755,0.000002823241,0.00001520726,0.00006745648,0.000009457849,0.0006354849],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0004896942,"threshold_uncertainty_score":0.001638174,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02172759862671085,"score_gpt":0.2634450202443974,"score_spread":0.2417174216176865,"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."}}