{"id":"W6910041024","doi":"10.3749/9780921294801.ch01","title":"CHAPTER 1: LASER ABLATION–INDUCTIVELY COUPLED PLASMA–MASS SPECTROMETRY (LA–ICP–MS); AN INTRODUCTION","year":2008,"lang":"en","type":"book-chapter","venue":"Mineralogical Association of Canada eBooks","topic":"Laser-induced spectroscopy and plasma","field":"Engineering","cited_by":4,"is_retracted":false,"has_abstract":false,"ca_institutions":"Memorial University of Newfoundland","funders":"","keywords":"Mass spectrometry; Laser; Analytical Chemistry (journal); Characterization (materials science); Coupling (piping)","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":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow","insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0003147159,0.0005996005,0.0008133888,0.0002492704,0.0001713521,0.00004710371,0.000243552,0.0008853896,0.001138263],"category_scores_gemma":[0.0001057953,0.0006044895,0.0001903578,0.00005647364,0.0000682621,0.0001545889,0.00002527039,0.000982283,0.00001749088],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00170399,"about_ca_system_score_gemma":0.0003361354,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0034919,"about_ca_topic_score_gemma":0.06598812,"domain_scores_codex":[0.9970626,0.00005678106,0.0007734027,0.0005398016,0.001048396,0.0005189707],"domain_scores_gemma":[0.9983937,0.0002392801,0.0004771282,0.0003512947,0.0002862337,0.000252391],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0006162673,0.0001932905,0.0003951769,0.0004731658,0.004434204,0.0006092607,0.000968931,0.03981924,0.2738219,0.3945866,0.2801776,0.00390429],"study_design_scores_gemma":[0.002178284,0.0005687609,0.002317937,0.00009804868,0.0003672792,0.00007966557,0.00002786118,0.009700792,0.04210622,0.008503921,0.9314439,0.002607345],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.09161072,0.00004879519,0.0002720426,0.0008029164,0.001619454,0.00053654,0.0004373438,0.0003406242,0.9043316],"genre_scores_gemma":[0.5806094,0.00007250971,0.001293196,0.0001411412,0.002385197,0.00002632945,0.0005032746,0.0001714921,0.4147975],"genre_candidate":"other","genre_consensus":null,"teacher_disagreement_score":0.6512663,"threshold_uncertainty_score":0.9997748,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.00967336404297509,"score_gpt":0.1817185271209399,"score_spread":0.1720451630779648,"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."}}