{"id":"W7115586022","doi":"10.1088/1361-665x/ae2cd0","title":"Modeling of elastic, electromechanical coupling and damping nonlinearities for cantilever beam piezoelectric energy harvesters","year":2025,"lang":"","type":"article","venue":"Smart Materials and Structures","topic":"Innovative Energy Harvesting Technologies","field":"Engineering","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"Polytechnique Montréal","funders":"","keywords":"Cantilever; Piezoelectricity; Nonlinear system; Coupling (piping); Beam (structure); Energy harvesting; Electromechanical coupling coefficient; Dielectric; Acceleration","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"],"consensus_categories":[],"category_scores_codex":[0.0003210196,0.0004856562,0.0008613064,0.000497381,0.0002815881,0.0002732685,0.0002214449,0.0004126081,0.000009480676],"category_scores_gemma":[0.0003991257,0.0004873954,0.00005602391,0.0003499975,0.0002052774,0.0001923556,0.0002324246,0.0002022383,5.148728e-8],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00006176386,"about_ca_system_score_gemma":0.0001060039,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005393416,"about_ca_topic_score_gemma":0.00007226793,"domain_scores_codex":[0.9978126,0.00002681126,0.0008666358,0.0005216425,0.0001445727,0.0006277677],"domain_scores_gemma":[0.9990932,0.0002467563,0.0001486324,0.0002603375,0.0002029453,0.00004812514],"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":[0.0001903275,0.00001302455,0.00009426069,0.002108714,0.0003085377,0.000002366539,0.00008941265,0.046467,0.7361062,0.2111067,0.00004122558,0.003472141],"study_design_scores_gemma":[0.0006980633,0.0001817499,0.0004679467,0.0005094855,0.0001534871,0.0000115888,0.0001187226,0.4591955,0.5054217,0.03266416,0.0001119169,0.0004657372],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8054851,0.002481186,0.1904652,0.00005313256,0.0009915131,0.0002064541,0.0001409312,0.0001512297,0.00002525261],"genre_scores_gemma":[0.9892607,0.0008114824,0.009541794,0.0000445558,0.0001450198,0.00004075332,0.00003746705,0.00006004239,0.00005813194],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4127285,"threshold_uncertainty_score":0.9997578,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01069339816256794,"score_gpt":0.2265822708422536,"score_spread":0.2158888726796857,"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."}}