{"id":"W2326213689","doi":"10.1103/physrevlett.109.223901","title":"Metascreen-Based Superdirective Antenna in the Optical Frequency Regime","year":2012,"lang":"en","type":"article","venue":"Physical Review Letters","topic":"Metamaterials and Metasurfaces Applications","field":"Materials Science","cited_by":30,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"","keywords":"Antenna (radio); Optics; Physics; Microwave; Near and far field; Electromagnetic field; Parabolic antenna; Field (mathematics); Acoustics; Computer science; Telecommunications","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":[0.001709898,0.0001852944,0.0004692712,0.00002453969,0.0000851583,0.00004458887,0.0004419788,0.00001154352,0.0002451116],"category_scores_gemma":[0.0001871016,0.0001085196,0.0001660573,0.0003171577,0.000135998,0.000224068,0.00003451805,0.0001338265,0.000768788],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003224749,"about_ca_system_score_gemma":0.00001880394,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00006189258,"about_ca_topic_score_gemma":0.000002373407,"domain_scores_codex":[0.998081,0.000523147,0.000316965,0.0002699152,0.0003609588,0.0004479702],"domain_scores_gemma":[0.998849,0.0003535632,0.00009929397,0.0005621106,0.00003099582,0.0001050129],"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":[0.000003449463,0.000178991,0.0001444391,0.0001352153,0.000005483463,0.000001504971,0.00009795745,0.000003676528,0.9926291,0.005505079,0.001091554,0.0002035864],"study_design_scores_gemma":[0.001922083,0.0002642821,0.06909426,0.003108168,0.001892927,0.00005733184,0.0002097388,0.001008902,0.7959695,0.003180471,0.12066,0.0026323],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9754766,0.007930101,0.0007622135,0.01429206,0.0001492188,0.0007177651,0.00002038583,0.000038722,0.0006129313],"genre_scores_gemma":[0.975369,0.0005159139,0.002920183,0.02054729,0.0002470812,0.0003696913,0.0000125027,0.00001565638,0.000002720903],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1966595,"threshold_uncertainty_score":0.9881471,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03768769424734846,"score_gpt":0.3139771046001062,"score_spread":0.2762894103527577,"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."}}