{"id":"https://openalex.org/W3004922017","doi":"https://doi.org/10.1109/tie.2020.2970655","title":"Design and Development of a Novel Two-Directional Energy Harvester With Single Piezoelectric Stack","display_name":"Design and Development of a Novel Two-Directional Energy Harvester With Single Piezoelectric Stack","publication_year":2020,"publication_date":"2020-02-05","ids":{"openalex":"https://openalex.org/W3004922017","doi":"https://doi.org/10.1109/tie.2020.2970655","mag":"3004922017"},"language":"en","primary_location":{"id":"doi:10.1109/tie.2020.2970655","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2020.2970655","pdf_url":null,"source":{"id":"https://openalex.org/S58031724","display_name":"IEEE Transactions on Industrial Electronics","issn_l":"0278-0046","issn":["0278-0046","1557-9948"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Industrial Electronics","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5001035177","display_name":"Zehao Wu","orcid":"https://orcid.org/0000-0002-8865-7271"},"institutions":[{"id":"https://openalex.org/I204512498","display_name":"University of Macau","ror":"https://ror.org/01r4q9n85","country_code":"MO","type":"education","lineage":["https://openalex.org/I204512498"]}],"countries":["MO"],"is_corresponding":false,"raw_author_name":"Zehao Wu","raw_affiliation_strings":["Department of Electromechanical Engineering, Faculty of Science and Technology, University of Macau, Macau, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electromechanical Engineering, Faculty of Science and Technology, University of Macau, Macau, China","institution_ids":["https://openalex.org/I204512498"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100763750","display_name":"Qingsong Xu","orcid":"https://orcid.org/0000-0002-1700-322X"},"institutions":[{"id":"https://openalex.org/I204512498","display_name":"University of Macau","ror":"https://ror.org/01r4q9n85","country_code":"MO","type":"education","lineage":["https://openalex.org/I204512498"]}],"countries":["MO"],"is_corresponding":false,"raw_author_name":"Qingsong Xu","raw_affiliation_strings":["Department of Electromechanical Engineering, Faculty of Science and Technology, University of Macau, Macau, China"],"raw_orcid":"https://orcid.org/0000-0002-1700-322X","affiliations":[{"raw_affiliation_string":"Department of Electromechanical Engineering, Faculty of Science and Technology, University of Macau, Macau, China","institution_ids":["https://openalex.org/I204512498"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I204512498"],"apc_list":null,"apc_paid":null,"fwci":1.6055,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.80847272,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"68","issue":"2","first_page":"1290","last_page":"1298"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11230","display_name":"Innovative Energy Harvesting Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11230","display_name":"Innovative Energy Harvesting Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10338","display_name":"Advanced Sensor and Energy Harvesting Materials","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/stack","display_name":"Stack (abstract data type)","score":0.7281553745269775},{"id":"https://openalex.org/keywords/piezoelectricity","display_name":"Piezoelectricity","score":0.6643131971359253},{"id":"https://openalex.org/keywords/energy-harvesting","display_name":"Energy harvesting","score":0.6442672610282898},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.5491349101066589},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.5014829635620117},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.5009188652038574},{"id":"https://openalex.org/keywords/fabrication","display_name":"Fabrication","score":0.45989304780960083},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.40344613790512085},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.39726048707962036},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.3607694208621979},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.34436488151550293},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.3390401005744934},{"id":"https://openalex.org/keywords/mechanical-engineering","display_name":"Mechanical engineering","score":0.3370959162712097},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.30950838327407837},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2697283625602722},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.06814754009246826}],"concepts":[{"id":"https://openalex.org/C9395851","wikidata":"https://www.wikidata.org/wiki/Q177929","display_name":"Stack (abstract data type)","level":2,"score":0.7281553745269775},{"id":"https://openalex.org/C100082104","wikidata":"https://www.wikidata.org/wiki/Q183759","display_name":"Piezoelectricity","level":2,"score":0.6643131971359253},{"id":"https://openalex.org/C101518730","wikidata":"https://www.wikidata.org/wiki/Q930236","display_name":"Energy harvesting","level":3,"score":0.6442672610282898},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.5491349101066589},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.5014829635620117},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.5009188652038574},{"id":"https://openalex.org/C136525101","wikidata":"https://www.wikidata.org/wiki/Q5428139","display_name":"Fabrication","level":3,"score":0.45989304780960083},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.40344613790512085},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.39726048707962036},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.3607694208621979},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.34436488151550293},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3390401005744934},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.3370959162712097},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.30950838327407837},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2697283625602722},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.06814754009246826},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tie.2020.2970655","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2020.2970655","pdf_url":null,"source":{"id":"https://openalex.org/S58031724","display_name":"IEEE Transactions on Industrial Electronics","issn_l":"0278-0046","issn":["0278-0046","1557-9948"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Industrial Electronics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9100000262260437,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G4682715972","display_name":null,"funder_award_id":"179/2017/A3","funder_id":"https://openalex.org/F4320323893","funder_display_name":"Fundo para o Desenvolvimento das Ci\u00eancias e da Tecnologia"},{"id":"https://openalex.org/G6206016144","display_name":null,"funder_award_id":"0022/2019/AKP","funder_id":"https://openalex.org/F4320323893","funder_display_name":"Fundo para o Desenvolvimento das Ci\u00eancias e da Tecnologia"}],"funders":[{"id":"https://openalex.org/F4320323893","display_name":"Fundo para o Desenvolvimento das Ci\u00eancias e da Tecnologia","ror":"https://ror.org/05vna4324"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W1968034533","https://openalex.org/W1983794180","https://openalex.org/W2001777662","https://openalex.org/W2032627953","https://openalex.org/W2049242274","https://openalex.org/W2074186226","https://openalex.org/W2079094029","https://openalex.org/W2081768052","https://openalex.org/W2116851027","https://openalex.org/W2120263388","https://openalex.org/W2135548493","https://openalex.org/W2136989612","https://openalex.org/W2138144769","https://openalex.org/W2151603769","https://openalex.org/W2159416187","https://openalex.org/W2169869960","https://openalex.org/W2171989079","https://openalex.org/W2228007606","https://openalex.org/W2374415786","https://openalex.org/W2465376478","https://openalex.org/W2531252590","https://openalex.org/W2567467114","https://openalex.org/W2613860449","https://openalex.org/W2617272954","https://openalex.org/W2735597549","https://openalex.org/W2742467147","https://openalex.org/W2757404567","https://openalex.org/W2794046961","https://openalex.org/W2795223812","https://openalex.org/W2885179078","https://openalex.org/W2886763048","https://openalex.org/W6668965943"],"related_works":["https://openalex.org/W2082914599","https://openalex.org/W2004241287","https://openalex.org/W2380576232","https://openalex.org/W120386264","https://openalex.org/W2937054111","https://openalex.org/W2066223521","https://openalex.org/W2058958858","https://openalex.org/W1835805572","https://openalex.org/W2321534397","https://openalex.org/W3036249939"],"abstract_inverted_index":{"This":[0],"article":[1],"presents":[2],"the":[3,27,37,67,72,80,84,87,91,118,122,138],"design,":[4],"fabrication,":[5],"and":[6,55,132],"testing":[7],"of":[8,71,83,90,124,144],"a":[9,19,43,51,56,102],"novel":[10],"piezoelectric":[11,21],"energy":[12,28,74,85,107],"harvester.":[13,75],"Its":[14],"unique":[15],"feature":[16],"is":[17,23,48,63,109],"that":[18,117],"single":[20],"stack":[22],"used":[24],"for":[25,111],"harvesting":[26],"from":[29,153],"two-directional":[30],"excitation":[31,156],"in":[32,40,157],"vertical":[33],"directions.":[34,159],"To":[35],"accept":[36],"input":[38],"forces":[39],"two":[41,158],"directions,":[42],"flexure-based":[44],"two-stage":[45],"force":[46,68,129,155],"amplifier":[47],"integrated":[49],"with":[50],"conical":[52],"transmission":[53],"mechanism":[54,92],"sliding":[57],"guiding":[58],"mechanism.":[59],"An":[60],"analytical":[61],"model":[62],"established":[64],"to":[65,78,101],"predict":[66],"amplification":[69,130],"ratio":[70],"proposed":[73],"In":[76],"order":[77],"maximize":[79],"output":[81,141],"performance":[82],"harvester,":[86],"dominant":[88],"parameters":[89],"are":[93,96],"determined,":[94],"which":[95],"optimally":[97],"designed":[98],"by":[99],"resorting":[100],"genetic":[103],"algorithm.":[104],"A":[105],"prototype":[106],"harvester":[108,120],"fabricated":[110],"experimental":[112],"testing.":[113],"Experimental":[114],"results":[115],"indicate":[116],"developed":[119],"exhibits":[121],"advantages":[123],"high":[125],"safety":[126],"factor,":[127],"large":[128],"ratio,":[131],"compact":[133],"size.":[134],"It":[135],"can":[136],"provide":[137],"maximum":[139],"average":[140],"power":[142],"density":[143],"over":[145],"286.70":[146],"kW":[147],"\u00b7":[148],"m":[149],"<sup":[150],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[151],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">-3</sup>":[152],"10-N":[154]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":5}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}
