{"id":"W2156411160","doi":"10.1109/tap.2007.905924","title":"A Multilayer Negative-Refractive-Index Transmission-Line (NRI-TL) Metamaterial Free-Space Lens at X-Band","year":2007,"lang":"en","type":"article","venue":"IEEE Transactions on Antennas and Propagation","topic":"Metamaterials and Metasurfaces Applications","field":"Materials Science","cited_by":70,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Metamaterial; Optics; Lens (geology); Metamaterial antenna; Materials science; Transmission line; Planar; Capacitor; Refractive index; Fabrication; Free space; Optoelectronics; Superlens; X band; Physics; Slot antenna; Directional antenna; Antenna (radio); Computer science; Voltage; Telecommunications","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":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow","insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.001111809,0.0003619892,0.0004318665,0.0001814835,0.0008076904,0.0001545352,0.000209681,0.0001945679,0.001391133],"category_scores_gemma":[0.00002243627,0.0002889517,0.0001237561,0.0002725474,0.0001923291,0.0005160606,0.00000439374,0.0001864753,0.0001521789],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00009236232,"about_ca_system_score_gemma":0.00004940051,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002849125,"about_ca_topic_score_gemma":0.000325916,"domain_scores_codex":[0.9976423,0.0001729015,0.0006240573,0.0006554599,0.0004328333,0.0004724057],"domain_scores_gemma":[0.9986266,0.0001970449,0.0002675019,0.0004786127,0.0002008538,0.0002293141],"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":[0.00101338,0.000217199,0.000008240269,0.00004306189,0.00003092863,0.000004865656,0.0005130418,0.0003649811,0.9910762,0.0001017338,0.00005796831,0.006568396],"study_design_scores_gemma":[0.001652215,0.0002331546,0.0006422176,0.00005908655,0.0001175248,0.00002873874,0.0001263748,0.002189571,0.9896459,0.00024419,0.004714073,0.000346953],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6015929,0.00007314564,0.3961408,0.000557063,0.0005828149,0.0005977997,0.0001177262,0.0001080877,0.0002296297],"genre_scores_gemma":[0.9931465,0.0003312136,0.004804458,0.0001669264,0.0001251147,0.0001022643,0.0000140798,0.00004646593,0.001262927],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3915536,"threshold_uncertainty_score":0.9999563,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02616269745998432,"score_gpt":0.2711841503478588,"score_spread":0.2450214528878744,"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."}}