{"id":"W3101482917","doi":"","title":"THz generation using a reflective stair-step echelon","year":2016,"lang":"en","type":"article","venue":"DSpace@MIT (Massachusetts Institute of Technology)","topic":"Terahertz technology and applications","field":"Engineering","cited_by":66,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Natural Sciences and Engineering Research Council of Canada; National Defense Science and Engineering Graduate; Samsung; National Science Foundation","keywords":"Optics; Terahertz radiation; Materials science; Grating; Full width at half maximum; Pulse duration; Lithium niobate; Broadband; Laser; Physics","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001188715,0.0001700525,0.0001871494,0.0001533306,0.0002145325,0.0004328528,0.0005503582,0.0003103775,0.0008792413],"category_scores_gemma":[0.0002154729,0.000209282,0.0001347893,0.0001938635,0.0003003345,0.0004665278,0.0003558842,0.0003480338,0.0003974135],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004757403,"about_ca_system_score_gemma":0.0002738932,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005018136,"about_ca_topic_score_gemma":0.001104922,"domain_scores_codex":[0.9998461,0.00001143941,0.000008929846,0.00004868967,0.00006517542,0.00001956031],"domain_scores_gemma":[0.9998974,0.00001805897,0.00003164458,0.00002394312,0.00001728256,0.00001180922],"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":[0.00004390077,0.0000181129,0.0002994143,0.00004096301,0.00000441943,0.0000740999,0.00005413036,0.0008478878,0.9902096,0.001209881,0.00009997513,0.007097704],"study_design_scores_gemma":[0.00002283221,0.0001329843,0.0008303939,0.00000419958,0.000005174407,0.0002493414,0.00003130205,0.01292611,0.9825188,0.0002338312,0.003028037,0.00001703338],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9517044,0.0006456085,0.03916367,0.000154207,0.00004183493,0.00004008355,0.000129254,0.0003891297,0.007731787],"genre_scores_gemma":[0.9463323,0.0002528339,0.05002443,0.0000727423,0.00001033517,0.00002354455,0.00009807927,0.00004411282,0.003141569],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0008792413,"threshold_uncertainty_score":0.003451705,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02215813986116228,"score_gpt":0.2570554702783424,"score_spread":0.2348973304171801,"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."}}