{"id":"W4411400649","doi":"10.1103/dtns-snw7","title":"Hole-burning experiments and modeling in erbium-doped silica glass fibers down to millikelvin temperatures: Evidence for ultralong population storage","year":2025,"lang":"en","type":"article","venue":"Physical Review Applied","topic":"Quantum optics and atomic interactions","field":"Physics and Astronomy","cited_by":3,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Calgary","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Materials science; Doping; Erbium; Erbium doped fiber amplifier; Silica glass; Spectral hole burning; Optics; Optoelectronics; Composite material; Physics; Optical amplifier; Laser","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002732166,0.0003973502,0.0002446612,0.0001609609,0.0003829851,0.0004319588,0.0006541646,0.000404328,0.001123245],"category_scores_gemma":[0.0003485953,0.0002242245,0.0003804831,0.000153698,0.0006965008,0.001088958,0.0002601343,0.0004814464,0.0001234087],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004959463,"about_ca_system_score_gemma":0.0004793804,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004942563,"about_ca_topic_score_gemma":0.003608668,"domain_scores_codex":[0.999962,0.000004901462,0.000001909104,0.000008845404,0.00001245308,0.000009998754],"domain_scores_gemma":[0.9998417,0.00008332473,0.00002342003,0.00002151686,0.00001964401,0.00001042244],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0005934989,0.0003328827,0.008819632,0.0002447286,0.00008989176,0.0003166665,0.0005604854,0.4813446,0.4283535,0.07022893,0.0004721328,0.008643108],"study_design_scores_gemma":[0.00003260561,0.00005027203,0.002199896,0.00000987388,0.00001542097,0.00002732591,0.00004301028,0.9510452,0.03938576,0.006774221,0.000398178,0.00001827144],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9653562,0.0003777864,0.02949952,0.0002159429,0.00002004464,0.00002012561,0.0001216717,0.0001047693,0.004283903],"genre_scores_gemma":[0.9951351,0.0002138848,0.003373698,0.00002185996,0.000004791055,0.00001397817,0.00005490282,0.00002543541,0.00115636],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004942563,"threshold_uncertainty_score":0.009827614,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04138797640978786,"score_gpt":0.3741833761075485,"score_spread":0.3327953996977607,"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."}}