{"id":"W4282830363","doi":"10.1038/s41467-022-31008-w","title":"Direct observation of ultrafast exciton localization in an organic semiconductor with soft X-ray transient absorption spectroscopy","year":2022,"lang":"en","type":"article","venue":"Nature Communications","topic":"Organic Electronics and Photovoltaics","field":"Engineering","cited_by":41,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Natural Sciences and Engineering Research Council of Canada; Engineering and Physical Sciences Research Council; Leverhulme Trust; Defence Science and Technology Laboratory; Research Councils UK; Multidisciplinary University Research Initiative; Royal Society; Astex Pharmaceuticals","keywords":"Exciton; Delocalized electron; Ultrafast laser spectroscopy; Spectroscopy; Polaron; Materials science; Organic semiconductor; Ultrashort pulse; Semiconductor; Attosecond; Absorption (acoustics); Molecular physics; Absorption spectroscopy; Organic solar cell; Optoelectronics; Atomic physics; Chemical physics; Polymer; Chemistry; Physics; Optics; Condensed matter physics; Electron; Laser","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001915995,0.0001189657,0.0001470801,0.0001270704,0.0001441965,0.00001536803,0.0004685891,0.000103081,0.00007516763],"category_scores_gemma":[0.00001313521,0.0001281078,0.00002448373,0.0008640369,0.00003186039,0.0001652335,0.00003500252,0.0007745042,9.288339e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000287667,"about_ca_system_score_gemma":0.00007306336,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00003590805,"about_ca_topic_score_gemma":0.002553165,"domain_scores_codex":[0.9991728,0.0001015674,0.0002401863,0.0001390797,0.000188868,0.000157508],"domain_scores_gemma":[0.998983,0.00006250333,0.00006497632,0.0007802893,0.00007556482,0.00003370629],"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":[0.00001467109,0.0001475457,0.004327115,0.00002054443,0.00001709601,2.073672e-7,0.001202073,0.04210029,0.9513404,0.000645522,0.0001379596,0.00004662082],"study_design_scores_gemma":[0.001117682,0.0005301457,0.02183161,0.00006160062,0.00007508133,0.000009972348,0.0009149489,0.1851515,0.7650485,0.0002467524,0.0244277,0.0005845621],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9954678,0.001588673,0.001792183,0.0002273519,0.0001169325,0.0003249306,0.00005094921,0.0001469745,0.0002841429],"genre_scores_gemma":[0.998224,0.0004164562,0.0006520502,0.0000673258,0.0000173877,0.0000500811,0.0005165418,0.0000423623,0.0000138032],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1862919,"threshold_uncertainty_score":0.5224085,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01151391225784812,"score_gpt":0.2314561658471611,"score_spread":0.219942253589313,"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."}}