{"id":"W2906764389","doi":"10.1103/physreva.99.063422","title":"Magic polarization for cancellation of light shifts in two-photon optical clocks","year":2019,"lang":"en","type":"article","venue":"Physical review. A/Physical review, A","topic":"Advanced Frequency and Time Standards","field":"Physics and Astronomy","cited_by":13,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Physics; Polarization (electrochemistry); Atomic physics; Laser; Photon; MAGIC (telescope); Optics; Two-photon excitation microscopy; Chemistry; Quantum mechanics; Fluorescence","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":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0003288286,0.0003899997,0.001420195,0.0000469035,0.00004703035,0.0000149334,0.0002816117,0.00002788106,0.000247878],"category_scores_gemma":[0.0001223522,0.0003238601,0.0006207341,0.0006372514,0.00007294326,0.0003101394,0.00006355385,0.0003533205,0.0001825634],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008634387,"about_ca_system_score_gemma":0.0001267333,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00003803532,"about_ca_topic_score_gemma":0.000003817017,"domain_scores_codex":[0.9975945,0.0001304087,0.0007527489,0.0005942235,0.0004608836,0.0004672107],"domain_scores_gemma":[0.9983599,0.0002994703,0.0004126859,0.0005460728,0.0002303386,0.0001515437],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0001254483,0.001988648,0.008913438,0.0158042,0.000156294,0.000002083518,0.0001682932,0.0002156119,0.1229794,0.7248693,0.001164239,0.1236131],"study_design_scores_gemma":[0.004600088,0.001054823,0.002450881,0.04352698,0.001272651,0.00000103992,0.00003290485,0.01689994,0.1231839,0.6611694,0.1435134,0.002294071],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7601688,0.05579527,0.05363484,0.002962844,0.0007061489,0.01421525,0.0006254654,0.0001256669,0.1117657],"genre_scores_gemma":[0.9946309,0.003191841,0.0004501993,0.0003329366,0.0007866753,0.0002352766,0.0001741647,0.00004768858,0.0001503056],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2344621,"threshold_uncertainty_score":0.9999213,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008593443767972312,"score_gpt":0.3608703663222549,"score_spread":0.3522769225542826,"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."}}