{"id":"W2021954357","doi":"10.1117/12.567366","title":"Comparison of cascaded χ2 wavelength conversions in quasi-phase-matched (QPM) waveguides","year":2004,"lang":"en","type":"article","venue":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","topic":"Advanced Fiber Laser Technologies","field":"Physics and Astronomy","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University","funders":"Deutsche Forschungsgemeinschaft","keywords":"Energy conversion efficiency; Wavelength; Optics; Sum-frequency generation; Lithium niobate; Nonlinear optics; Second-harmonic generation; Bandwidth (computing); Broadband; Waveguide; Physics; Optoelectronics; Materials science; Quasi-phase-matching; Laser; Telecommunications; Computer science","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002243545,0.0003958749,0.0002419475,0.0003313958,0.0002817425,0.0003293281,0.0003624036,0.0003191257,0.001415633],"category_scores_gemma":[0.0003158088,0.000224672,0.0003445698,0.0003132292,0.0003239815,0.0005433223,0.0002544265,0.0003431125,0.0001645855],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003908022,"about_ca_system_score_gemma":0.0001688598,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006925298,"about_ca_topic_score_gemma":0.001053563,"domain_scores_codex":[0.9998019,0.00001686294,0.000008815342,0.00003608466,0.00009642364,0.00003992113],"domain_scores_gemma":[0.9997522,0.00009549676,0.00004778348,0.00003715888,0.00004567339,0.00002162309],"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":[0.0005411416,0.0000818373,0.001757595,0.00008512679,0.00003550623,0.0001801584,0.0001207253,0.004355492,0.9833195,0.001437515,0.00009196608,0.007993515],"study_design_scores_gemma":[0.00003981915,0.0007976266,0.01141023,0.00001059031,0.00004782109,0.000197802,0.00005809853,0.03414294,0.9519945,0.0002252886,0.0010483,0.00002697713],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9963641,0.000154639,0.00172274,0.00001115757,0.00001186284,0.000009234807,0.00002249776,0.0000342158,0.001669475],"genre_scores_gemma":[0.9968308,0.0001349199,0.002253073,0.000006285657,0.000005259923,0.00001175476,0.0000340657,0.000007056749,0.0007167755],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001415633,"threshold_uncertainty_score":0.004735768,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01764388083808872,"score_gpt":0.2803029590163301,"score_spread":0.2626590781782414,"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."}}