{"doi":"10.1063/1.5019319","title":"Enhanced output-performance of piezoelectric poly(vinylidene fluoride trifluoroethylene) fibers-based nanogenerator with interdigital electrodes and well-ordered cylindrical cavities","abstract":"<jats:p>A piezoelectric nanogenerator based on poly(vinylidene fluoride trifluoroethylene) [P(VDF-TrFE)] nanofibers with an Au interdigital electrode (IDT)/P(VDF-TrFE) nanofiber film/well-ordered cylindrical cavity structure was prepared by combining Au IDTs with a rotary collector to obtain highly aligned P(VDF-TrFE) nanofiber arrays. The Au IDTs work not only as parallel electrodes to collect P(VDF-TrFE) nanofibers during electrospinning but also as charge-collecting electrodes in the nanogenerator. The well-ordered cylindrical cavities improve output performance by enhancing the deformation of P(VDF-TrFE) nanofiber films when subjected to external force. The nanogenerator performs well; as an example of application, we demonstrate energy harvesting from human walking, with a peak output voltage of 5 V and a peak short-circuit current of 1.2 μA. Such a device could have practical applications in wearable, self-powered devices.</jats:p>","journal":"Applied Physics Letters","year":2018,"id":688924,"datarank":0.5676284450877392,"base_score":3.784189633918261,"endowment":3.784189633918261,"self_citation_contribution":0.5676284450877392,"citation_network_contribution":0.0,"self_endowment_contribution":0.5676284450877392,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":43,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":null,"is_data_producer":false,"deposit_databanks":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":null,"fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":280275,"name":"Yezi Zhu","orcid":null,"position":1,"is_corresponding":false},{"id":1043976,"name":"Lingling Zhang","orcid":"0000-0002-4383-0296","position":2,"is_corresponding":false},{"id":1799786,"name":"Xi Shu","orcid":null,"position":3,"is_corresponding":false},{"id":659622,"name":"Wei Liu","orcid":"0000-0002-1587-9316","position":4,"is_corresponding":false},{"id":1799787,"name":"Shishang Guo","orcid":"0000-0001-7210-4704","position":5,"is_corresponding":false},{"id":307506,"name":"Xingzhong Zhao","orcid":"0000-0002-7508-0856","position":6,"is_corresponding":false},{"id":1799785,"name":"Jinzheng Gui","orcid":null,"position":0,"is_corresponding":false}],"reference_count":0,"raw_metadata":{"has_enrichment":true,"resolved":true,"title":"Enhanced output-performance of piezoelectric poly(vinylidene fluoride trifluoroethylene) fibers-based nanogenerator with interdigital electrodes and well-ordered cylindrical cavities","abstract":"<jats:p>A piezoelectric nanogenerator based on poly(vinylidene fluoride trifluoroethylene) [P(VDF-TrFE)] nanofibers with an Au interdigital electrode (IDT)/P(VDF-TrFE) nanofiber film/well-ordered cylindrical cavity structure was prepared by combining Au IDTs with a rotary collector to obtain highly aligned P(VDF-TrFE) nanofiber arrays. The Au IDTs work not only as parallel electrodes to collect P(VDF-TrFE) nanofibers during electrospinning but also as charge-collecting electrodes in the nanogenerator. The well-ordered cylindrical cavities improve output performance by enhancing the deformation of P(VDF-TrFE) nanofiber films when subjected to external force. The nanogenerator performs well; as an example of application, we demonstrate energy harvesting from human walking, with a peak output voltage of 5 V and a peak short-circuit current of 1.2 μA. Such a device could have practical applications in wearable, self-powered devices.</jats:p>","is_dataset_classified":null,"base_score":3.784189633918261,"endowment":3.784189633918261,"datacite_reuse_total":0,"file_count":0,"downloads":0,"views":0,"has_version_chain":false,"is_dataset":false,"is_oa":false,"pmid":"21097893","pmcid":null,"openalex_id":"https://openalex.org/W2788154297","authors":[],"funders":[{"funder_name":"The National Key R&D Program of China","grant_id":"No.2017YFF0108600","title":null},{"funder_name":"National Natural Science Foundation of China","grant_id":"No.81572860","title":null}],"total_grants":2,"fwci":1.8475,"citation_percentile":0.84275016,"influential_citations":0,"citation_trend":[{"year":2018,"count":1},{"year":2019,"count":3},{"year":2020,"count":10},{"year":2021,"count":6},{"year":2022,"count":9},{"year":2023,"count":7},{"year":2024,"count":4},{"year":2025,"count":1},{"year":2026,"count":2}],"oa_status":"closed","license":null,"oa_locations":[{"url":"https://pubs.aip.org/aip/apl/article-pdf/doi/10.1063/1.5019319/13056417/072902_1_online.pdf","host_type":"publisher"},{"url":"https://doi.org/10.1063/1.5019319","host_type":"journal"}],"fields_of_study":["Advanced Sensor and Energy Harvesting Materials","Innovative Energy Harvesting Technologies","Conducting polymers and applications"],"mesh_terms":[],"keywords":["Nanogenerator","Materials science","Nanofiber","Piezoelectricity","Electrode","Electrospinning","Optoelectronics","Composite material","Voltage","Energy harvesting","Nanotechnology","Polymer","Electrical engineering","Energy (signal processing)"],"sdg_mappings":[{"sdg_number":0,"sdg_label":"Affordable and clean energy"}],"linked_datasets":[],"clinical_trials":[],"software_tools":[],"database_accessions":[],"source":"live","citation_network_status":"fetched"},"created_at":"2026-08-19T20:32:52.615394Z","pmid":null,"pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}