{"id":"W3006018591","doi":"10.1016/j.gca.2020.01.049","title":"Helium diffusion in zircon: Effects of anisotropy and radiation damage revealed by laser depth profiling","year":2020,"lang":"en","type":"article","venue":"Geochimica et Cosmochimica Acta","topic":"Geological and Geochemical Analysis","field":"Earth and Planetary Sciences","cited_by":32,"is_retracted":false,"has_abstract":false,"ca_institutions":"Memorial University of Newfoundland","funders":"National Science Foundation","keywords":"Zircon; Closure temperature; Anisotropy; Thermal diffusivity; Helium; Radiation damage; Diffusion; Metamictization; Activation energy; Materials science; Analytical Chemistry (journal); Mineralogy; Radiation; Geology; Chemistry; Thermodynamics; Nuclear physics; Optics; Geochemistry; Physics","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":[0.0002004474,0.0001461788,0.0001734432,0.0001929026,0.000224066,0.0003443566,0.0002313434,0.0002673839,0.0007474672],"category_scores_gemma":[0.0004939625,0.0002039692,0.0001024674,0.0002500377,0.0004851209,0.0004851248,0.0002561625,0.0002806377,0.000113978],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003410423,"about_ca_system_score_gemma":0.000210653,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.005010061,"about_ca_topic_score_gemma":0.004903206,"domain_scores_codex":[0.9999318,0.00001089073,0.000003797838,0.00001944596,0.00001362131,0.00002049111],"domain_scores_gemma":[0.9998469,0.00006272258,0.00004085413,0.00001700552,0.00002308787,0.000009363458],"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":[0.000672938,0.0000221973,0.01031615,0.00003883577,0.00001094892,0.00006128077,0.0001960831,0.001552861,0.9832599,0.0004344553,0.00003953517,0.003394853],"study_design_scores_gemma":[0.00004068386,0.000172799,0.05905506,0.000008132496,0.0000299156,0.0001494239,0.0002484218,0.01310721,0.9259786,0.000198784,0.0009908831,0.00001997937],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9984291,0.0001524575,0.0009685433,0.00002335761,0.000001393898,0.000002107543,0.00006657507,0.00001237211,0.0003439291],"genre_scores_gemma":[0.9992865,0.00009864309,0.000343466,0.000003948068,0.000001020564,0.000001531032,0.00003524537,0.000005569102,0.0002240737],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.005010061,"threshold_uncertainty_score":0.009961784,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007313954231860159,"score_gpt":0.1975985528342624,"score_spread":0.1902845986024022,"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."}}