{"id":"W4409421195","doi":"10.1016/j.ijhydene.2025.03.355","title":"Life cycle environmental impact assessment and review of hydrogen fuels obtained from various sources for vehicles","year":2025,"lang":"en","type":"article","venue":"International Journal of Hydrogen Energy","topic":"Hybrid Renewable Energy Systems","field":"Energy","cited_by":18,"is_retracted":false,"has_abstract":false,"ca_institutions":"Ontario Tech University","funders":"","keywords":"Life-cycle assessment; Environmental impact assessment; Environmental science; Hydrogen; Hydrogen fuel; Waste management; Chemistry; Engineering; Production (economics); Economics; Ecology; Biology","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":[0.0007912763,0.0005028555,0.000445797,0.002547224,0.0002214639,0.0006043314,0.000471891,0.0004523335,0.001155027],"category_scores_gemma":[0.0005885956,0.0001802559,0.000837336,0.002286996,0.0001244677,0.0007190041,0.0002488671,0.0003170883,0.0002557266],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007249336,"about_ca_system_score_gemma":0.0009055191,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003069059,"about_ca_topic_score_gemma":0.006733267,"domain_scores_codex":[0.9997361,0.00003787603,0.00003275132,0.00003845881,0.0001346059,0.00002021722],"domain_scores_gemma":[0.9993991,0.0001647868,0.00008501937,0.00001660162,0.0003201842,0.00001428152],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"systematic_review","study_design_scores_codex":[0.0004463002,0.0002263345,0.00315228,0.03806518,0.0007075992,0.000296183,0.0001487807,0.00944197,0.03084358,0.004380545,0.01631078,0.8959805],"study_design_scores_gemma":[0.00002378277,0.00150625,0.01750175,0.008539973,0.001497954,0.0006065587,0.0004315872,0.00314475,0.04866516,0.003163013,0.9148207,0.0000984811],"study_design_candidate":"systematic_review","study_design_consensus":null,"genre_codex":"review","genre_gemma":"review","genre_scores_codex":[0.01865064,0.9717144,0.001906019,0.0004826217,0.0002483987,0.0000445263,0.001068121,0.00002330078,0.00586204],"genre_scores_gemma":[0.08411066,0.9081221,0.002525725,0.0003588022,0.0001336787,0.00004783554,0.001233228,0.00001656404,0.003451403],"genre_candidate":"review","genre_consensus":"review","teacher_disagreement_score":0.003069059,"threshold_uncertainty_score":0.006102443,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008310424951766104,"score_gpt":0.2747795924835264,"score_spread":0.2664691675317603,"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."}}