{"id":"https://openalex.org/A5069739680","orcid":"https://orcid.org/0000-0003-0421-9184","observed_orcids":["https://orcid.org/0000-0003-0421-9184"],"display_name":"Rafa\u0142 GRZESZCZYK","raw_author_names":["Grzeszczyk, Rafa\u0142","R Grzeszczyk","R. Grzeszczyk","Rafal Grzeszczyk","Rafa\u0142 GRZESZCZYK","Rafa\u0142 Grzeszczyk"],"full_name":"Rafa\u0142 GRZESZCZYK","works_count":39,"cited_by_count":186,"summary_stats":{"2yr_mean_citedness":2.0,"h_index":8,"i10_index":6},"ids":{"openalex":"https://openalex.org/A5069739680","orcid":"https://orcid.org/0000-0003-0421-9184","observed_orcids":["https://orcid.org/0000-0003-0421-9184"]},"affiliations":[{"institution":{"id":"https://openalex.org/I4210155228","ror":"https://ror.org/056jpe255","display_name":"Automex (Poland)","country_code":"PL","type":"company","lineage":["https://openalex.org/I4210155228"]},"years":[2023,2015,2014,2013,2012,2003]},{"institution":{"id":"https://openalex.org/I4405266473","ror":"https://ror.org/036vzp831","display_name":"Polish Scientific Society of Combustion Engines","country_code":"PL","type":"other","lineage":["https://openalex.org/I4405266473"]},"years":[2024,2021]},{"institution":{"id":"https://openalex.org/I46597724","ror":"https://ror.org/00p7p3302","display_name":"Pozna\u0144 University of Technology","country_code":"PL","type":"education","lineage":["https://openalex.org/I46597724"]},"years":[2021]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T13990","display_name":"Engine and Fuel Emissions","count":19,"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/T13858","display_name":"Technical Engine Diagnostics and Monitoring","count":15,"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/T12406","display_name":"IoT and GPS-based Vehicle Safety Systems","count":9,"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","count":8,"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/T12095","display_name":"Vehicle emissions and performance","count":7,"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"}}],"topic_share":[{"id":"https://openalex.org/T13858","display_name":"Technical Engine Diagnostics and Monitoring","value":0.0001488,"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/T12406","display_name":"IoT and GPS-based Vehicle Safety Systems","value":0.0001079,"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/T13990","display_name":"Engine and Fuel Emissions","value":8.33e-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/T12810","display_name":"Real-time simulation and control systems","value":7.13e-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/T12095","display_name":"Vehicle emissions and performance","value":5.46e-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"}}],"x_concepts":[{"id":"171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","score":0.789418637752533},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.6673486232757568},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.5265581607818604},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.5111456513404846},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.4928781986236572}],"counts_by_year":[{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2003,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":0,"cited_by_count":5},{"year":2013,"works_count":3,"oa_works_count":0,"cited_by_count":6},{"year":2014,"works_count":2,"oa_works_count":0,"cited_by_count":9},{"year":2015,"works_count":2,"oa_works_count":0,"cited_by_count":6},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":5},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2021,"works_count":3,"oa_works_count":3,"cited_by_count":16},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":18},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":20},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":14},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":3}],"display_name_alternatives":["Grzeszczyk, Rafa\u0142","R Grzeszczyk","R. Grzeszczyk","Rafal Grzeszczyk","Rafa\u0142 GRZESZCZYK","Rafa\u0142 Grzeszczyk"],"block_key":"r grzeszczyk","works_api_url":"https://api.openalex.org/works?filter=author.id:A5069739680","awards_count":0,"updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}
