{"id":"W3208535313","doi":"10.1002/anie.202112555","title":"Combined Precursor Engineering and Grain Anchoring Leading to MA‐Free, Phase‐Pure, and Stable α‐Formamidinium Lead Iodide Perovskites for Efficient Solar Cells","year":2021,"lang":"en","type":"article","venue":"Angewandte Chemie International Edition","topic":"Perovskite Materials and Applications","field":"Engineering","cited_by":71,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Natural Sciences and Engineering Research Council of Canada; Office of Energy Efficiency and Renewable Energy; Natural Science Foundation of Jiangsu Province; Government of Jiangsu Province; Priority Academic Program Development of Jiangsu Higher Education Institutions; China Scholarship Council; National Natural Science Foundation of China","keywords":"Formamidinium; Iodide; Perovskite (structure); Materials science; Thermal stability; Crystallization; Phase (matter); Chemical engineering; Grain boundary; Grain growth; Anchoring; Grain size; Inorganic chemistry; Chemistry; Organic chemistry; Composite material; Microstructure","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001255078,0.0001694475,0.0001690232,0.00009816689,0.00008758328,0.0001750904,0.0001081467,0.0000676394,0.00003276578],"category_scores_gemma":[0.0001099827,0.0001944858,0.00003561358,0.0001203267,0.0000175665,0.0001909371,0.0000589525,0.0000827874,0.00000573887],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008592405,"about_ca_system_score_gemma":0.00001428391,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000004276245,"about_ca_topic_score_gemma":0.000006449743,"domain_scores_codex":[0.9991413,0.000004028763,0.0002270538,0.000248632,0.0001474868,0.0002314617],"domain_scores_gemma":[0.9995048,0.00008748776,0.00003480517,0.0001332128,0.0001409855,0.00009872975],"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":[0.00002030091,0.00004613415,0.00001561443,0.0001871209,0.00004236232,0.00000191564,0.0002538503,0.00274317,0.9871627,0.0003148064,0.008630518,0.0005815207],"study_design_scores_gemma":[0.0008866882,0.00003571914,0.00005769621,0.000115581,0.00002098709,0.000007218722,0.0000751461,0.01544861,0.9580261,0.0001060384,0.02501183,0.0002083621],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9025242,0.0003614276,0.0916785,0.0006031407,0.001888251,0.0004191874,0.001185178,0.0002492931,0.001090778],"genre_scores_gemma":[0.9932002,0.0002122778,0.004447634,0.00008029871,0.0009066203,0.0002520289,0.0005821594,0.00004286145,0.0002758834],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.09067599,"threshold_uncertainty_score":0.79309,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.011142753950512,"score_gpt":0.2378431754718239,"score_spread":0.2267004215213119,"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."}}