{"id":"W4415736567","doi":"10.1364/josab.576672","title":"Ultra-low-loss and broadband wavelength demultiplexer on LNOI for 780/1550  nm using SWG-assisted directional coupling","year":2025,"lang":"en","type":"article","venue":"Journal of the Optical Society of America B","topic":"Photorefractive and Nonlinear Optics","field":"Physics and Astronomy","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"Optiwave Systems (Canada)","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Demultiplexer; Lithium niobate; Broadband; Extinction ratio; Power dividers and directional couplers; Insertion loss; Bandwidth (computing); Wavelength; Grating; Wavelength-division multiplexing","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":[],"consensus_categories":[],"category_scores_codex":[0.0001969943,0.0001281504,0.0003162331,0.00002232952,0.0002102842,0.00002954105,0.0001384156,0.00005202954,0.00001461256],"category_scores_gemma":[0.00005755603,0.00008790527,0.0004516716,0.0001612784,0.0002310913,0.0000782235,0.00003498977,0.0003049332,3.145458e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00005930164,"about_ca_system_score_gemma":0.0001257918,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002384276,"about_ca_topic_score_gemma":1.743996e-7,"domain_scores_codex":[0.9991349,0.00001861106,0.0003452371,0.0001203985,0.0002039264,0.0001769012],"domain_scores_gemma":[0.998678,0.000580792,0.0003364847,0.0001035013,0.0002321284,0.00006904769],"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":[0.002423885,0.004211236,0.0567092,0.0003806404,0.005647472,0.000002289828,0.001343744,0.01024114,0.8240661,0.002860197,0.009237777,0.08287634],"study_design_scores_gemma":[0.008886363,0.001248426,0.04428195,0.001431525,0.001370397,0.00002796226,0.003975569,0.4178802,0.4893491,0.004191475,0.02646638,0.0008906276],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9738208,0.0000523036,0.02436322,0.0008887249,0.0002260798,0.0001396399,0.00003809245,0.000003518398,0.0004675988],"genre_scores_gemma":[0.9658467,0.00003248667,0.03342364,0.0002378466,0.0003043501,0.000002067481,0.000001946965,0.00001190881,0.0001391037],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4076391,"threshold_uncertainty_score":0.3584673,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01509531196379776,"score_gpt":0.2894195381128494,"score_spread":0.2743242261490517,"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."}}