{"id":"https://openalex.org/A5113568808","orcid":"https://orcid.org/0000-0002-9345-5594","observed_orcids":["https://orcid.org/0000-0002-9345-5594"],"display_name":"Jukka Sepp\u00e4l\u00e4","raw_author_names":["J. Sepp\u00e4l\u00e4","Jukka Sepp\u00e4l\u00e4"],"full_name":"Jukka Sepp\u00e4l\u00e4","works_count":22,"cited_by_count":705,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":7,"i10_index":7},"ids":{"openalex":"https://openalex.org/A5113568808","orcid":"https://orcid.org/0000-0002-9345-5594","observed_orcids":["https://orcid.org/0000-0002-9345-5594"]},"affiliations":[{"institution":{"id":"https://openalex.org/I72446674","ror":"https://ror.org/05mq12850","display_name":"Neste Oil (Finland)","country_code":"FI","type":"company","lineage":["https://openalex.org/I72446674"]},"years":[1992,1988,1987,1985]},{"institution":{"id":"https://openalex.org/I9927081","ror":"https://ror.org/020hwjq30","display_name":"Aalto University","country_code":"FI","type":"education","lineage":["https://openalex.org/I9927081"]},"years":[2019,2018,2017,2016,2012,2011]}],"last_known_institutions":[{"id":"https://openalex.org/I9927081","ror":"https://ror.org/020hwjq30","display_name":"Aalto University","country_code":"FI","type":"education","lineage":["https://openalex.org/I9927081"]}],"topics":[{"id":"https://openalex.org/T10661","display_name":"biodegradable polymer synthesis and properties","count":8,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10389","display_name":"Polymer crystallization and properties","count":7,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10405","display_name":"Advanced Polymer Synthesis and Characterization","count":5,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10810","display_name":"Polymer composites and self-healing","count":5,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10092","display_name":"Organometallic Complex Synthesis and Catalysis","count":3,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10810","display_name":"Polymer composites and self-healing","value":5.81e-05,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10661","display_name":"biodegradable polymer synthesis and properties","value":3.02e-05,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11471","display_name":"Block Copolymer Self-Assembly","value":2.99e-05,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12084","display_name":"Synthesis and properties of polymers","value":2.57e-05,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12628","display_name":"Polymer Foaming and Composites","value":1.94e-05,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.8469884991645813},{"id":"521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","score":0.631418764591217},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.5876417756080627},{"id":"188027245","wikidata":"https://www.wikidata.org/wiki/Q750446","display_name":"Polymer chemistry","score":0.5759290456771851},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.423565149307251}],"counts_by_year":[{"year":1985,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2007,"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":1,"oa_works_count":0,"cited_by_count":24},{"year":2013,"works_count":1,"oa_works_count":0,"cited_by_count":28},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":29},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":35},{"year":2016,"works_count":3,"oa_works_count":2,"cited_by_count":26},{"year":2017,"works_count":1,"oa_works_count":1,"cited_by_count":29},{"year":2018,"works_count":2,"oa_works_count":2,"cited_by_count":53},{"year":2019,"works_count":2,"oa_works_count":1,"cited_by_count":55},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":67},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":73},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":54},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":39},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":43},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":53},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":36}],"display_name_alternatives":["J. Sepp\u00e4l\u00e4","Jukka Sepp\u00e4l\u00e4"],"block_key":"j seppala","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113568808","updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}
