{"id":"W3205244493","doi":"10.23919/ursigass51995.2021.9560278","title":"3D Printed 18 GHz to 28 GHz Horn Antenna and Gradient Index of Refraction Lens","year":2021,"lang":"en","type":"article","venue":"","topic":"Microwave Engineering and Waveguides","field":"Engineering","cited_by":7,"is_retracted":false,"has_abstract":true,"ca_institutions":"Queen's University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Lens (geology); Optics; Luneburg lens; French horn; Horn antenna; Planar; Antenna (radio); Refractive index; Materials science; Beam steering; Ku band; Physics; Directional antenna; Slot antenna; Beam (structure); Engineering; Telecommunications; Computer science; Acoustics","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":[0.0001508156,0.0005876883,0.0005668503,0.0003138887,0.00011912,0.0005644226,0.0007311131,0.0008498856,0.002215085],"category_scores_gemma":[0.0002825419,0.0003330784,0.0004902764,0.0004230388,0.0001955995,0.0002896468,0.0004255417,0.0004158714,0.002033049],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00052982,"about_ca_system_score_gemma":0.0002644622,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005599866,"about_ca_topic_score_gemma":0.0008028811,"domain_scores_codex":[0.9995815,0.00003324563,0.00002107053,0.00007425623,0.000224366,0.00006546986],"domain_scores_gemma":[0.9996058,0.00004975099,0.0001098186,0.0001010939,0.00008458531,0.00004886332],"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":[0.0001313407,0.00004697354,0.0008042738,0.0001463536,0.00003672257,0.000963629,0.00008794478,0.003230263,0.9664726,0.001437706,0.002400909,0.02424129],"study_design_scores_gemma":[0.00005849792,0.000517989,0.004393205,0.00001947244,0.00003764843,0.003069273,0.0000460121,0.01745457,0.9457925,0.0002326916,0.02829621,0.00008195211],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.5795487,0.001663952,0.3469109,0.0007020106,0.0007944115,0.0001979671,0.001360476,0.007519704,0.0613019],"genre_scores_gemma":[0.7112033,0.0006806853,0.2582035,0.0002123066,0.00007061431,0.0001227215,0.0006388174,0.0002146364,0.02865332],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002215085,"threshold_uncertainty_score":0.007410228,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01281296163086783,"score_gpt":0.2144678897080365,"score_spread":0.2016549280771686,"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."}}