{"id":"https://openalex.org/W2143424671","doi":"https://doi.org/10.1109/tie.2007.907037","title":"Comparison of Dimmable Electromagnetic and Electronic Ballast Systems\u2014An Assessment on Energy Efficiency and Lifetime","display_name":"Comparison of Dimmable Electromagnetic and Electronic Ballast Systems\u2014An Assessment on Energy Efficiency and Lifetime","publication_year":2007,"publication_date":"2007-11-07","ids":{"openalex":"https://openalex.org/W2143424671","doi":"https://doi.org/10.1109/tie.2007.907037","mag":"2143424671"},"language":"en","primary_location":{"id":"doi:10.1109/tie.2007.907037","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2007.907037","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/A5100679597","display_name":"Henry Shu-Hung Chung","orcid":"https://orcid.org/0000-0003-4890-8256"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":true,"raw_author_name":"Henry Shu-Hung Chung","raw_affiliation_strings":["Department of Electronic Engineering, University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026494110","display_name":"Ngai-Man Ho","orcid":null},"institutions":[{"id":"https://openalex.org/I885143765","display_name":"ABB (Switzerland)","ror":"https://ror.org/00ks5vt51","country_code":"CH","type":"company","lineage":["https://openalex.org/I885143765"]},{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["CH","HK"],"is_corresponding":false,"raw_author_name":"Ngai-Man Ho","raw_affiliation_strings":["ABB Switzerland Limited, Baden, Switzerland","Department of Electronic Engineering, University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"ABB Switzerland Limited, Baden, Switzerland","institution_ids":["https://openalex.org/I885143765"]},{"raw_affiliation_string":"Department of Electronic Engineering, University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101522566","display_name":"Wei Yan","orcid":"https://orcid.org/0000-0001-9137-7441"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Wei Yan","raw_affiliation_strings":["Department of Electronic Engineering, University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073733999","display_name":"P.W. Tam","orcid":null},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Pok Wai Tam","raw_affiliation_strings":["Department of Electronic Engineering, University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042360095","display_name":"S.Y.R. Hui","orcid":"https://orcid.org/0000-0002-5992-6559"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"S. Y. Hui","raw_affiliation_strings":["Department of Electronic Engineering, University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5100679597"],"corresponding_institution_ids":["https://openalex.org/I889458895"],"apc_list":null,"apc_paid":null,"fwci":4.8847,"has_fulltext":false,"cited_by_count":69,"citation_normalized_percentile":{"value":0.95888707,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"54","issue":"6","first_page":"3145","last_page":"3154"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11963","display_name":"Impact of Light on Environment and Health","score":0.9930999875068665,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11963","display_name":"Impact of Light on Environment and Health","score":0.9930999875068665,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11230","display_name":"Innovative Energy Harvesting Technologies","score":0.989799976348877,"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/T12126","display_name":"Maritime Transport Emissions and Efficiency","score":0.9855999946594238,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ballast","display_name":"Ballast","score":0.7139684557914734},{"id":"https://openalex.org/keywords/environmentally-friendly","display_name":"Environmentally friendly","score":0.6156067848205566},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.499070405960083},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.4801337420940399},{"id":"https://openalex.org/keywords/energy-conservation","display_name":"Energy conservation","score":0.4491196274757385},{"id":"https://openalex.org/keywords/electronic-equipment","display_name":"Electronic equipment","score":0.4458963871002197},{"id":"https://openalex.org/keywords/automotive-engineering","display_name":"Automotive engineering","score":0.43851444125175476},{"id":"https://openalex.org/keywords/electronic-waste","display_name":"Electronic waste","score":0.4168865978717804},{"id":"https://openalex.org/keywords/waste-management","display_name":"Waste management","score":0.22920414805412292}],"concepts":[{"id":"https://openalex.org/C125907379","wikidata":"https://www.wikidata.org/wiki/Q4851537","display_name":"Ballast","level":2,"score":0.7139684557914734},{"id":"https://openalex.org/C171534860","wikidata":"https://www.wikidata.org/wiki/Q655870","display_name":"Environmentally friendly","level":2,"score":0.6156067848205566},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.499070405960083},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.4801337420940399},{"id":"https://openalex.org/C520301825","wikidata":"https://www.wikidata.org/wiki/Q380170","display_name":"Energy conservation","level":2,"score":0.4491196274757385},{"id":"https://openalex.org/C2989044035","wikidata":"https://www.wikidata.org/wiki/Q11650","display_name":"Electronic equipment","level":2,"score":0.4458963871002197},{"id":"https://openalex.org/C171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","level":1,"score":0.43851444125175476},{"id":"https://openalex.org/C2775930972","wikidata":"https://www.wikidata.org/wiki/Q327400","display_name":"Electronic waste","level":2,"score":0.4168865978717804},{"id":"https://openalex.org/C548081761","wikidata":"https://www.wikidata.org/wiki/Q180388","display_name":"Waste management","level":1,"score":0.22920414805412292},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tie.2007.907037","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tie.2007.907037","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"},{"id":"pmh:oai:hub.hku.hk:10722/136946","is_oa":false,"landing_page_url":"http://hdl.handle.net/10722/136946","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W637020131","https://openalex.org/W1568849906","https://openalex.org/W1752211502","https://openalex.org/W1994659667","https://openalex.org/W2084355299","https://openalex.org/W2095915896","https://openalex.org/W2114076634","https://openalex.org/W2116141929","https://openalex.org/W2118543201","https://openalex.org/W2122160770","https://openalex.org/W2128584022","https://openalex.org/W2146842234","https://openalex.org/W2152823656","https://openalex.org/W2156079228","https://openalex.org/W2170584772","https://openalex.org/W2533486063","https://openalex.org/W2564150762","https://openalex.org/W3142116947","https://openalex.org/W4253906909","https://openalex.org/W4298343447"],"related_works":["https://openalex.org/W2400468277","https://openalex.org/W127429255","https://openalex.org/W1548160899","https://openalex.org/W3131199520","https://openalex.org/W4224269112","https://openalex.org/W2057961195","https://openalex.org/W2385685583","https://openalex.org/W2091995559","https://openalex.org/W2528195928","https://openalex.org/W4381792438"],"abstract_inverted_index":{"There":[0],"is":[1,8,69,176,192],"a":[2,21,42,61,82,161],"common":[3],"misconception":[4],"that":[5,78,119,178,191],"energy":[6,94,197],"saving":[7],"always":[9],"equivalent":[10],"to":[11,38,145],"environmental":[12,35],"protection.":[13],"Compared":[14],"with":[15,65,71],"electromagnetic":[16,67,107],"ballasts,":[17,151],"electronic":[18,49,72,97,150,165],"ballasts":[19,68,108],"have":[20,76],"much":[22],"shorter":[23],"lifetime":[24,102],"and":[25,52,109,129,187,196],"are":[26],"not":[27],"recyclable.":[28],"This":[29],"prompts":[30],"new":[31],"concerns":[32],"about":[33],"their":[34,113,184],"impacts":[36],"due":[37],"the":[39,57,79,100,110,146,156,168],"accumulation":[40],"of":[41,45,60,81,106,112,148,158,164],"huge":[43,162],"amount":[44,163],"toxic":[46],"and/or":[47],"nonbiodegradable":[48],"waste":[50],"components":[51],"materials.":[53],"In":[54],"this":[55,116,152,173],"paper,":[56,174],"combined":[58,121],"use":[59,80],"central":[62,83],"dimming":[63,84],"system":[64,85],"low-loss":[66],"compared":[70],"ballasts.":[73,98],"Experimental":[74],"results":[75,170],"confirmed":[77],"for":[86,132,137],"large":[87,141],"electromagnetic-ballast-driven":[88],"lighting":[89,138,189],"systems":[90,139],"can":[91,123],"be":[92],"as":[93,96],"efficient":[95],"Considering":[99],"long":[101],"(":[103],"30":[104],"years)":[105],"recyclability":[111],"magnetic":[114],"chokes,":[115],"paper":[117],"shows":[118],"such":[120],"technology":[122,154,190],"provide":[124],"an":[125],"improved":[126],"environmentally":[127,194],"friendly":[128,195],"energy-saving":[130],"solution":[131],"large-scale":[133],"electric-lighting":[134],"systems,":[135],"particularly":[136],"in":[140,172],"public":[142],"areas.":[143],"Due":[144],"elimination":[147],"many":[149],"proposed":[153],"has":[155],"potential":[157],"drastically":[159],"reducing":[160],"waste.":[166],"With":[167],"positive":[169],"obtained":[171],"it":[175],"hoped":[177],"international":[179],"regulatory":[180],"organizations":[181],"would":[182],"reconsider":[183],"current":[185],"policies":[186],"promote":[188],"both":[193],"saving.":[198]},"counts_by_year":[{"year":2023,"cited_by_count":2},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":8},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":10}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}