{"id":"W1545885010","doi":"10.1109/leos.1994.586594","title":"Sum and difference frequency mixing in semiconductor heterostructures","year":2002,"lang":"en","type":"article","venue":"","topic":"Advanced Fiber Laser Technologies","field":"Physics and Astronomy","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"National Research Council Canada; Institute for Microstructural Sciences","funders":"","keywords":"Mixing (physics); Heterojunction; Frequency mixing; Microwave; Phase matching; Nonlinear optics; Optoelectronics; Materials science; Waveguide; Semiconductor; Harmonic; Second-harmonic generation; Nonlinear system; Frequency conversion; Gallium arsenide; Optics; Physics; Laser; Acoustics; Electrical engineering; Engineering; Quantum mechanics","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.000009579164,0.00009582346,0.0001026313,0.00004237352,0.00002896746,0.00002036821,0.00009246358,0.00003021145,0.0004066845],"category_scores_gemma":[0.000004342416,0.00007892544,0.00001453959,0.00006826663,0.00005810528,0.0001048277,0.00005492148,0.000130848,0.000006831204],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00000837219,"about_ca_system_score_gemma":0.00000153622,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001170993,"about_ca_topic_score_gemma":0.00002166393,"domain_scores_codex":[0.9995181,0.00000631495,0.000099132,0.0001730354,0.00003893248,0.0001645042],"domain_scores_gemma":[0.9997779,0.00002430617,0.00002522032,0.0001440092,0.000006827118,0.00002169744],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[8.789117e-7,0.00002585434,0.8238894,0.000007039463,0.000009224911,0.000002446726,0.0002483014,0.000005183418,0.121516,0.02192178,0.0001010446,0.03227285],"study_design_scores_gemma":[0.001265805,0.00007675605,0.2372397,0.00007066472,0.00001089641,0.000004993123,0.001500701,0.00111622,0.2791484,0.4783339,0.0003813154,0.0008506704],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9948853,0.0001446957,0.0007073857,0.00008861408,0.00003319289,0.00006184822,0.000007689167,0.00006953518,0.004001725],"genre_scores_gemma":[0.9961994,0.000005235245,0.003296139,0.00002815897,0.00002083901,0.000008526493,0.000001907448,0.000006793978,0.0004330467],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5866497,"threshold_uncertainty_score":0.445291,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01554021612534102,"score_gpt":0.2236698325014415,"score_spread":0.2081296163761005,"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."}}