{"id":"W3005948943","doi":"10.1103/physrevlett.124.053201","title":"Second-Scale Coherence Measured at the Quantum Projection Noise Limit with Hundreds of Molecular Ions","year":2020,"lang":"en","type":"article","venue":"Physical Review Letters","topic":"Cold Atom Physics and Bose-Einstein Condensates","field":"Physics and Astronomy","cited_by":34,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Research Council Canada; Natural Sciences and Engineering Research Council of Canada; National Institute of Standards and Technology; National Science Foundation","keywords":"Physics; Coherence (philosophical gambling strategy); Quantum limit; Quantum sensor; Sensitivity (control systems); Quantum; Ion; Quantum metrology; Quantum imaging; Noise (video); Dipole; Quantum simulator; Quantum mechanics; Quantum computer","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":[0.0004858783,0.0002320459,0.0002096255,0.0002735883,0.0002620479,0.0005503254,0.0004523208,0.0005193009,0.0009519595],"category_scores_gemma":[0.001043785,0.0001653384,0.00008075783,0.0003354209,0.001279725,0.001069819,0.0008601032,0.0008197997,0.0001911229],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004453576,"about_ca_system_score_gemma":0.0002435515,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004422562,"about_ca_topic_score_gemma":0.0008707249,"domain_scores_codex":[0.999603,0.00005242124,0.00001470366,0.00009993892,0.0001926485,0.00003731874],"domain_scores_gemma":[0.9994373,0.0002268663,0.0001464787,0.00006956134,0.00006149906,0.00005840795],"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":[0.0001001276,0.00004836114,0.002649681,0.00006912466,0.00001705761,0.0001424957,0.000229027,0.0004139053,0.9774888,0.01209172,0.0004037847,0.006346065],"study_design_scores_gemma":[0.00003967921,0.0003713826,0.005304753,0.00001642038,0.00001747445,0.0004117483,0.000131697,0.01386227,0.9658602,0.005711107,0.008234376,0.000038718],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9260676,0.001365513,0.06174899,0.001084952,0.00008654202,0.00005293654,0.0002512333,0.000260945,0.009081436],"genre_scores_gemma":[0.9797103,0.0003306724,0.01824663,0.000152734,0.00004325634,0.00004425571,0.00007008768,0.00002311017,0.001378899],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0009519595,"threshold_uncertainty_score":0.003231287,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01933442963842565,"score_gpt":0.2494658338180922,"score_spread":0.2301314041796665,"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."}}