{"id":"https://openalex.org/A5083530724","orcid":null,"observed_orcids":[],"display_name":"Hendrik Stein","raw_author_names":["H. Stein","Hendrik Stein","Stein, H.","Stein, Hendrik"],"full_name":"Hendrik Stein","works_count":58,"cited_by_count":331,"summary_stats":{"2yr_mean_citedness":1.0,"h_index":8,"i10_index":7},"ids":{"openalex":"https://openalex.org/A5083530724","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I142270456","ror":"https://ror.org/016604a03","display_name":"Technische Hochschule Augsburg","country_code":"DE","type":"education","lineage":["https://openalex.org/I142270456"]},"years":[2020]},{"institution":{"id":"https://openalex.org/I179225836","ror":"https://ror.org/03p14d497","display_name":"University of Augsburg","country_code":"DE","type":"education","lineage":["https://openalex.org/I179225836"]},"years":[2020]},{"institution":{"id":"https://openalex.org/I94509681","ror":"https://ror.org/010nsgg66","display_name":"Technische Universit\u00e4t Braunschweig","country_code":"DE","type":"education","lineage":["https://openalex.org/I94509681"]},"years":[2000]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10507","display_name":"Biodiesel Production and Applications","count":32,"subfield":{"id":"https://openalex.org/subfields/2103","display_name":"Fuel 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/T10117","display_name":"Advanced Combustion Engine Technologies","count":29,"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":24,"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","count":21,"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/T10190","display_name":"Air Quality and Health Impacts","count":4,"subfield":{"id":"https://openalex.org/subfields/2307","display_name":"Health, Toxicology and Mutagenesis"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10507","display_name":"Biodiesel Production and Applications","value":0.0002132,"subfield":{"id":"https://openalex.org/subfields/2103","display_name":"Fuel 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/T12095","display_name":"Vehicle emissions and performance","value":0.0001869,"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":9.11e-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":6.65e-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/T12003","display_name":"Bioenergy crop production and management","value":2.82e-05,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9535101652145386},{"id":"138171918","wikidata":"https://www.wikidata.org/wiki/Q38423","display_name":"Diesel fuel","score":0.8767182230949402},{"id":"548081761","wikidata":"https://www.wikidata.org/wiki/Q180388","display_name":"Waste management","score":0.6883999705314636},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.6644458770751953},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.5330122113227844}],"counts_by_year":[{"year":1980,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1981,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1982,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":11,"oa_works_count":2,"cited_by_count":0},{"year":2004,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":8,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":3,"oa_works_count":1,"cited_by_count":20},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":19},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":21},{"year":2015,"works_count":1,"oa_works_count":1,"cited_by_count":10},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":15},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":15},{"year":2019,"works_count":4,"oa_works_count":1,"cited_by_count":12},{"year":2020,"works_count":2,"oa_works_count":0,"cited_by_count":14},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":27},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":10},{"year":2023,"works_count":3,"oa_works_count":2,"cited_by_count":11},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":11},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":14},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":9}],"display_name_alternatives":["H. Stein","Hendrik Stein","Stein, H.","Stein, Hendrik"],"block_key":"h stein","works_api_url":"https://api.openalex.org/works?filter=author.id:A5083530724","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5083530724","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}