{"id":"https://openalex.org/W2139142521","doi":"https://doi.org/10.1002/eej.4391160304","title":"A basic study on power storage capacitor systems","display_name":"A basic study on power storage capacitor systems","publication_year":1996,"publication_date":"1996-01-01","ids":{"openalex":"https://openalex.org/W2139142521","doi":"https://doi.org/10.1002/eej.4391160304","mag":"2139142521"},"language":"en","primary_location":{"id":"doi:10.1002/eej.4391160304","doi":"https://doi.org/10.1002/eej.4391160304","is_oa":false,"landing_page_url":"https://doi.org/10.1002/eej.4391160304","pdf_url":null,"source":{"id":"https://openalex.org/S167620381","display_name":"Electrical Engineering in Japan","issn_l":"0424-7760","issn":["0424-7760","1520-6416"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dongbi-c","norway-1","poland-20","russia-white-list-4"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Electrical Engineering in Japan","raw_type":"journal-article"},"volume":null,"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/A5103503832","display_name":"Michio Okamura","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]},{"id":"https://openalex.org/I4405274708","display_name":"Okamura Corporation (Japan)","ror":"https://ror.org/027768n14","country_code":"JP","type":"company","lineage":["https://openalex.org/I4405274708"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Michio Okamura","raw_affiliation_strings":["B.S. degree in 1959 from the Department of Electrical Engineering, Waseda University. He joined Nippon Atomic Industry Group Co. the same year, and studied at Argonne National Laboratories (U.S.) in 1964\u201365. He left the company and established the Okamura Laboratory Inc. in 1987. He is engaged in R&D of radiation measurements, electronic circuits, computer applications and software. Member of the Japan Nuclear Society and the Electrical Society","Okamura Laboratory Inc"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"B.S. degree in 1959 from the Department of Electrical Engineering, Waseda University. He joined Nippon Atomic Industry Group Co. the same year, and studied at Argonne National Laboratories (U.S.) in 1964\u201365. He left the company and established the Okamura Laboratory Inc. in 1987. He is engaged in R&D of radiation measurements, electronic circuits, computer applications and software. Member of the Japan Nuclear Society and the Electrical Society","institution_ids":["https://openalex.org/I150744194"]},{"raw_affiliation_string":"Okamura Laboratory Inc","institution_ids":["https://openalex.org/I4405274708"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5103503832"],"corresponding_institution_ids":["https://openalex.org/I150744194","https://openalex.org/I4405274708"],"apc_list":{"value":2630,"currency":"USD","value_usd":2630},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":27,"citation_normalized_percentile":{"value":0.25479788,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"116","issue":"3","first_page":"40","last_page":"51"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10179","display_name":"Supercapacitor Materials and Fabrication","score":0.5580999851226807,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10179","display_name":"Supercapacitor Materials and Fabrication","score":0.5580999851226807,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14444","display_name":"Power Systems and Renewable Energy","score":0.3472000062465668,"subfield":{"id":"https://openalex.org/subfields/2102","display_name":"Energy Engineering and Power Technology"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10663","display_name":"Advanced Battery Technologies Research","score":0.01860000006854534,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive 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/electric-double-layer-capacitors","display_name":"electric double-layer capacitors","score":0.9900000095367432},{"id":"https://openalex.org/keywords/energy-density","display_name":"energy density","score":0.609000027179718},{"id":"https://openalex.org/keywords/switching-regulators","display_name":"switching regulators","score":0.9440000057220459},{"id":"https://openalex.org/keywords/capacitor-charging-and-discharging","display_name":"capacitor charging and discharging","score":0.5360000133514404},{"id":"https://openalex.org/keywords/cycle-life","display_name":"cycle life","score":0.7990000247955322},{"id":"https://openalex.org/keywords/coulombic-efficiency","display_name":"Coulombic efficiency","score":0.996999979019165},{"id":"https://openalex.org/keywords/voltage-stability","display_name":"voltage stability","score":0.7559999823570251}],"concepts":[{"id":"https://openalex.org/C52192207","wikidata":"https://www.wikidata.org/wiki/Q5322","display_name":"Capacitor","level":3,"score":0.9044824242591858},{"id":"https://openalex.org/C134146338","wikidata":"https://www.wikidata.org/wiki/Q1815901","display_name":"Electronic circuit","level":2,"score":0.7406542301177979},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.6681585311889648},{"id":"https://openalex.org/C73916439","wikidata":"https://www.wikidata.org/wiki/Q837718","display_name":"Energy storage","level":3,"score":0.6465016007423401},{"id":"https://openalex.org/C79100374","wikidata":"https://www.wikidata.org/wiki/Q1326992","display_name":"Electrolytic capacitor","level":4,"score":0.6060385704040527},{"id":"https://openalex.org/C6432897","wikidata":"https://www.wikidata.org/wiki/Q145796","display_name":"Film capacitor","level":4,"score":0.5734379291534424},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.471887469291687},{"id":"https://openalex.org/C157808515","wikidata":"https://www.wikidata.org/wiki/Q4781508","display_name":"Filter capacitor","level":4,"score":0.467156320810318},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.46650806069374084},{"id":"https://openalex.org/C14485415","wikidata":"https://www.wikidata.org/wiki/Q5384730","display_name":"Equivalent series resistance","level":3,"score":0.44657957553863525},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.4406867027282715},{"id":"https://openalex.org/C35196352","wikidata":"https://www.wikidata.org/wiki/Q1532649","display_name":"Decoupling capacitor","level":4,"score":0.43709057569503784},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3769216537475586},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11244550347328186},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/eej.4391160304","doi":"https://doi.org/10.1002/eej.4391160304","is_oa":false,"landing_page_url":"https://doi.org/10.1002/eej.4391160304","pdf_url":null,"source":{"id":"https://openalex.org/S167620381","display_name":"Electrical Engineering in Japan","issn_l":"0424-7760","issn":["0424-7760","1520-6416"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dongbi-c","norway-1","poland-20","russia-white-list-4"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Electrical Engineering in Japan","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.9853000044822693,"display_name":"Affordable and clean energy"},{"id":"https://metadata.un.org/sdg/9","score":0.7207000255584717,"display_name":"Industry, innovation and infrastructure"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W2119664459","https://openalex.org/W2258896492","https://openalex.org/W4250658104"],"related_works":["https://openalex.org/W2312736633","https://openalex.org/W2975213525","https://openalex.org/W2325204623","https://openalex.org/W2508009977","https://openalex.org/W2322405667","https://openalex.org/W1984295668","https://openalex.org/W2283895511","https://openalex.org/W2104749640","https://openalex.org/W2153115983","https://openalex.org/W2511434410"],"abstract_inverted_index":{"Abstract":[0],"Storage":[1],"batteries":[2,145],"or":[3],"pumped":[4],"hydraulic":[5],"power":[6,35,42],"stations":[7],"have":[8,44],"been":[9,46],"used":[10],"to":[11,140,183],"store":[12],"electric":[13,78,136],"energy.":[14],"However,":[15],"there":[16],"are":[17,97,172,180],"problems":[18],"with":[19,147],"storage":[20],"batteries,":[21],"e.g.,":[22],"long":[23,163],"charging":[24,160],"time,":[25,161],"limited":[26],"cycle":[27,164],"life,":[28,165],"low":[29],"Coulomb":[30,168],"efficiency,":[31],"and":[32,57,114,121,151,166,175],"inaccurate":[33],"residual":[34],"meters.":[36],"Because":[37],"of":[38,55,71,77,81,100,119,133,143],"these":[39,50],"problems,":[40,51],"practical":[41],"applications":[43],"not":[45,98,181],"achieved.":[47],"To":[48],"solve":[49],"a":[52,75],"complex":[53],"system":[54],"capacitors":[56,80,95,120],"electronic":[58,122],"circuits":[59,86,106,123],"called":[60],"the":[61,72,94,104,112,125,134,141,184],"ECS":[62,73,156],"(Energy":[63],"Capacitor":[64],"System)":[65],"is":[66,74,88],"proposed.":[67],"The":[68,85,155,170],"capacitor":[69],"part":[70,87],"group":[76],"double\u2010layer":[79,137],"increased":[82],"energy":[83,126],"density.":[84],"built":[89],"around":[90],"switching":[91],"regulators.":[92],"Although":[93],"alone":[96],"capable":[99],"delivering":[101],"stable":[102],"output,":[103],"accompanying":[105],"compensate":[107],"for":[108],"various":[109],"characteristics":[110],"throughout":[111],"charge":[113],"discharge":[115],"cycle.":[116],"This":[117],"combination":[118],"increases":[124],"density":[127],"by":[128],"about":[129],"16":[130],"times":[131],"that":[132],"conventional":[135],"capacitors,":[138],"close":[139],"level":[142],"lead\u2010acid":[144],"but":[146],"lower":[148],"output":[149],"resistance":[150],"better":[152],"voltage":[153],"stability.":[154],"inherently":[157],"features":[158],"short":[159],"very":[162],"good":[167],"efficiency.":[169],"cells":[171],"completely":[173],"sealed":[174],"made":[176],"from":[177],"materials":[178],"which":[179],"harmful":[182],"environment.":[185]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-09-23T05:00:35.095934","created_date":"2016-06-24T00:00:00"}
