{"id":"https://openalex.org/A5041568972","orcid":null,"observed_orcids":[],"display_name":"Kevin S. Hoyer","raw_author_names":["K. HOYER","K. S. Hoyer","Kevin Hoyer","Kevin S. Hoyer"],"full_name":"Kevin S. Hoyer","works_count":19,"cited_by_count":1098,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":13,"i10_index":14},"ids":{"openalex":"https://openalex.org/A5041568972","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I126452172","ror":"https://ror.org/02967gp58","display_name":"Aptiv (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I126452172","https://openalex.org/I4210107152"]},"years":[2014,2012,2011,2010]},{"institution":{"id":"https://openalex.org/I4210130493","ror":"https://ror.org/03cax2885","display_name":"Aptiv (Luxembourg)","country_code":"LU","type":"company","lineage":["https://openalex.org/I4210107152","https://openalex.org/I4210130493"]},"years":[2012,2011,2010]},{"institution":{"id":"https://openalex.org/I4210130520","ror":"https://ror.org/039sb8791","display_name":"Aptiv (Germany)","country_code":"DE","type":"company","lineage":["https://openalex.org/I4210107152","https://openalex.org/I4210130520"]},"years":[2012,2011,2010]},{"institution":{"id":"https://openalex.org/I52357470","ror":"https://ror.org/00rs6vg23","display_name":"The Ohio State University","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]},"years":[1991,1989]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10117","display_name":"Advanced Combustion Engine Technologies","count":17,"subfield":{"id":"https://openalex.org/subfields/1507","display_name":"Fluid Flow and Transfer Processes"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13990","display_name":"Engine and Fuel Emissions","count":17,"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"}},{"id":"https://openalex.org/T10553","display_name":"Combustion and flame dynamics","count":9,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T12095","display_name":"Vehicle emissions and performance","count":3,"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"}},{"id":"https://openalex.org/T10781","display_name":"Low-Pressure Plasma Processing and Diagnostics","count":2,"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/T13990","display_name":"Engine and Fuel Emissions","value":7.41e-05,"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"}},{"id":"https://openalex.org/T10117","display_name":"Advanced Combustion Engine Technologies","value":3.92e-05,"subfield":{"id":"https://openalex.org/subfields/1507","display_name":"Fluid Flow and Transfer Processes"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10553","display_name":"Combustion and flame dynamics","value":3.19e-05,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T12095","display_name":"Vehicle emissions and performance","value":2.34e-05,"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"}},{"id":"https://openalex.org/T12139","display_name":"Advanced Thermodynamic Systems and Engines","value":1.94e-05,"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"}}],"x_concepts":[{"id":"171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","score":0.8002756834030151},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.581355094909668},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.42723381519317627},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.346325159072876},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.09973940253257751}],"counts_by_year":[{"year":1989,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":24},{"year":2013,"works_count":2,"oa_works_count":0,"cited_by_count":44},{"year":2014,"works_count":1,"oa_works_count":0,"cited_by_count":54},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":45},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":108},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":109},{"year":2018,"works_count":2,"oa_works_count":0,"cited_by_count":89},{"year":2019,"works_count":2,"oa_works_count":0,"cited_by_count":106},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":109},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":143},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":99},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":53},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":49},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":28},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":11}],"display_name_alternatives":["K. HOYER","K. S. Hoyer","Kevin Hoyer","Kevin S. Hoyer"],"block_key":"k hoyer","works_api_url":"https://api.openalex.org/works?filter=author.id:A5041568972","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5041568972","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}