{"id":"https://openalex.org/A5113980923","orcid":null,"observed_orcids":[],"display_name":"Carl Barker","raw_author_names":["Barker, Carl","C D Barker","C. Barker","C. D. Barker","C.D. Barker","Carl Barker","Carl D. Barker"],"full_name":"Carl D. Barker","works_count":46,"cited_by_count":1324,"summary_stats":{"2yr_mean_citedness":0.8333333333333334,"h_index":15,"i10_index":17},"ids":{"openalex":"https://openalex.org/A5113980923","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1332737386","ror":"https://ror.org/013msgt25","display_name":"General Electric (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I1332737386"]},"years":[2017,2014]},{"institution":{"id":"https://openalex.org/I4210122418","ror":"https://ror.org/02qsqdv65","display_name":"Alstom (United Kingdom)","country_code":"GB","type":"company","lineage":["https://openalex.org/I36169673","https://openalex.org/I4210122418"]},"years":[2016,2015,2014,2013,2012,2011,1998]},{"institution":{"id":"https://openalex.org/I4210152054","ror":"https://ror.org/03yt24h27","display_name":"General Electric (United Kingdom)","country_code":"GB","type":"company","lineage":["https://openalex.org/I1332737386","https://openalex.org/I4210152054"]},"years":[2025,2024,2021,2019,2018,2017,2016]},{"institution":{"id":"https://openalex.org/I4401726784","ror":"https://ror.org/04n60x970","display_name":"GE Vernova (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I1332737386","https://openalex.org/I4401726784"]},"years":[2025]}],"last_known_institutions":[{"id":"https://openalex.org/I4210152054","ror":"https://ror.org/03yt24h27","display_name":"General Electric (United Kingdom)","country_code":"GB","type":"company","lineage":["https://openalex.org/I1332737386","https://openalex.org/I4210152054"]},{"id":"https://openalex.org/I4401726784","ror":"https://ror.org/04n60x970","display_name":"GE Vernova (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I1332737386","https://openalex.org/I4401726784"]}],"topics":[{"id":"https://openalex.org/T11102","display_name":"HVDC Systems and Fault Protection","count":44,"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/T10228","display_name":"Multilevel Inverters and Converters","count":25,"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/T10223","display_name":"Microgrid Control and Optimization","count":14,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T10175","display_name":"Advanced DC-DC Converters","count":10,"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/T14502","display_name":"High-Voltage Power Transmission Systems","count":10,"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"}}],"topic_share":[{"id":"https://openalex.org/T11102","display_name":"HVDC Systems and Fault Protection","value":0.0005134,"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/T10228","display_name":"Multilevel Inverters and Converters","value":9e-05,"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/T14502","display_name":"High-Voltage Power Transmission Systems","value":7.07e-05,"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/T10223","display_name":"Microgrid Control and Optimization","value":6.34e-05,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T12810","display_name":"Real-time simulation and control systems","value":5.35e-05,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.6663273572921753},{"id":"119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","score":0.634344220161438},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.549363911151886},{"id":"165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","score":0.5351371169090271},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.2862586975097656}],"counts_by_year":[{"year":1998,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":5,"oa_works_count":0,"cited_by_count":16},{"year":2013,"works_count":3,"oa_works_count":0,"cited_by_count":26},{"year":2014,"works_count":5,"oa_works_count":1,"cited_by_count":79},{"year":2015,"works_count":5,"oa_works_count":0,"cited_by_count":99},{"year":2016,"works_count":3,"oa_works_count":1,"cited_by_count":137},{"year":2017,"works_count":6,"oa_works_count":1,"cited_by_count":148},{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":129},{"year":2019,"works_count":2,"oa_works_count":1,"cited_by_count":172},{"year":2020,"works_count":1,"oa_works_count":0,"cited_by_count":113},{"year":2021,"works_count":2,"oa_works_count":0,"cited_by_count":89},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":66},{"year":2023,"works_count":1,"oa_works_count":0,"cited_by_count":82},{"year":2024,"works_count":1,"oa_works_count":0,"cited_by_count":52},{"year":2025,"works_count":5,"oa_works_count":0,"cited_by_count":56},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":18}],"display_name_alternatives":["Barker, Carl","C D Barker","C. Barker","C. D. Barker","C.D. Barker","Carl Barker","Carl D. Barker"],"block_key":"c barker","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113980923","awards_count":0,"updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}