{"id":"W7162323421","doi":"10.3997/2214-4609.202522119","title":"Geochemical Modeling of Cement Alteration in CO2-Saturated Brine Using PHREEQC and PFLOTRAN","year":2025,"lang":"","type":"article","venue":"","topic":"CO2 Sequestration and Geologic Interactions","field":"Environmental Science","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Memorial University of Newfoundland","funders":"","keywords":"Brine; Cement; Permeability (electromagnetism); Sedimentary rock; Groundwater","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":[0.0002967734,0.0003865707,0.0003557902,0.0002818688,0.0004646221,0.0006193403,0.0007619598,0.0008481959,0.001914417],"category_scores_gemma":[0.0005658098,0.0002727271,0.000484546,0.0003627104,0.0005624873,0.0005058564,0.0003705966,0.0004948534,0.0001777704],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001136492,"about_ca_system_score_gemma":0.00134411,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.05530517,"about_ca_topic_score_gemma":0.03159906,"domain_scores_codex":[0.9998887,0.00002279378,0.000006699602,0.00002301852,0.00003109936,0.00002768124],"domain_scores_gemma":[0.9997448,0.0001160953,0.00002654755,0.00002409653,0.00006841034,0.00002000252],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.00003327052,0.0000451753,0.00194873,0.00001917392,0.000006132545,0.00006337526,0.00002684537,0.9904095,0.005252427,0.0007861776,0.00008926244,0.001319876],"study_design_scores_gemma":[0.000007453719,0.00001659043,0.0006256871,0.000001306284,0.000001846705,0.000005453013,0.00001013341,0.9980047,0.00108217,0.0000894841,0.0001516467,0.00000354987],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9697481,0.00007058034,0.01823293,0.000185664,0.00001539065,0.00006196905,0.0007081024,0.0002478063,0.0107294],"genre_scores_gemma":[0.991627,0.00006075026,0.006237654,0.00002602412,0.000002692209,0.00004237866,0.0002665881,0.00002750433,0.001709453],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05530517,"threshold_uncertainty_score":0.1099665,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02669517918473629,"score_gpt":0.2973240399523654,"score_spread":0.2706288607676292,"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."}}