{"id":"https://openalex.org/A5080139718","orcid":"https://orcid.org/0000-0003-4804-8065","observed_orcids":["https://orcid.org/0000-0003-4804-8065"],"display_name":"Yasushi Okumura","raw_author_names":["Okumura, Yasushi","Y Okumura","Y. OKUMURA","Y. Okumura","YASUSHI OKUMURA","Yasushi OKUMURA","Yasushi Okumura","Yasushi Okumura,"],"full_name":"Okumura, Yasushi","works_count":178,"cited_by_count":5649,"summary_stats":{"2yr_mean_citedness":8.666666666666666,"h_index":37,"i10_index":81},"ids":{"openalex":"https://openalex.org/A5080139718","orcid":"https://orcid.org/0000-0003-4804-8065","observed_orcids":["https://orcid.org/0000-0003-4804-8065"]},"affiliations":[{"institution":{"id":"https://openalex.org/I135598925","ror":"https://ror.org/00p4k0j84","display_name":"Kyushu University","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]},"years":[2025,2024,2023,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011]},{"institution":{"id":"https://openalex.org/I4210086780","ror":"https://ror.org/00097mb19","display_name":"Japan Science and Technology Agency","country_code":"JP","type":"government","lineage":["https://openalex.org/I1319490839","https://openalex.org/I4210086780"]},"years":[2019,2018,2017,2016,2006,2005,2004]},{"institution":{"id":"https://openalex.org/I4210097840","ror":"https://ror.org/014aeyd41","display_name":"Asahi Breweries (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210097840"]},"years":[2009,2003,2002,2001,2000,1999,1998,1997,1996,1995,1993,1992,1991,1990]},{"institution":{"id":"https://openalex.org/I4210102982","ror":"https://ror.org/018q3fa22","display_name":"Centre for Research in Engineering Surface Technology","country_code":"IE","type":"other","lineage":["https://openalex.org/I4210102982"]},"years":[2005]},{"institution":{"id":"https://openalex.org/I4210110652","ror":"https://ror.org/01sjwvz98","display_name":"RIKEN","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210110652"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4210148523","ror":"https://ror.org/04wd29d63","display_name":"National Research Institute of Brewing","country_code":"JP","type":"government","lineage":["https://openalex.org/I4210148523"]},"years":[1993]},{"institution":{"id":"https://openalex.org/I4405265357","ror":"https://ror.org/04jjqsg28","display_name":"Torii Pharmaceutical Co., Ltd. (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4405265357"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4405286310","ror":"https://ror.org/01s8eag11","display_name":"Institute for Materials Chemistry and Engineering, Kyushu University","country_code":"JP","type":"facility","lineage":["https://openalex.org/I135598925","https://openalex.org/I4405286310"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011]},{"institution":{"id":"https://openalex.org/I4405286944","ror":"https://ror.org/03mpax711","display_name":"The Institute for Solid State Physics, The University of Tokyo","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405286944","https://openalex.org/I74801974"]},"years":[2006,2005]},{"institution":{"id":"https://openalex.org/I74801974","ror":"https://ror.org/057zh3y96","display_name":"The University of Tokyo","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]},"years":[2016,2009,2006,2005,2004,2003,2002,2001,2000,1999,1998,1997,1996]},{"institution":{"id":"https://openalex.org/I98285908","ror":"https://ror.org/035t8zc32","display_name":"The University of Osaka","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]},"years":[2008,2007]}],"last_known_institutions":[{"id":"https://openalex.org/I4405286310","ror":"https://ror.org/01s8eag11","display_name":"Institute for Materials Chemistry and Engineering, Kyushu University","country_code":"JP","type":"facility","lineage":["https://openalex.org/I135598925","https://openalex.org/I4405286310"]}],"topics":[{"id":"https://openalex.org/T10306","display_name":"Liquid Crystal Research Advancements","count":51,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"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/T10877","display_name":"Allergic Rhinitis and Sensitization","count":38,"subfield":{"id":"https://openalex.org/subfields/2723","display_name":"Immunology and Allergy"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10051","display_name":"Asthma and respiratory diseases","count":31,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10578","display_name":"Supramolecular Chemistry and Complexes","count":26,"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/T11419","display_name":"Supramolecular Self-Assembly in Materials","count":26,"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"}}],"topic_share":[{"id":"https://openalex.org/T10306","display_name":"Liquid Crystal Research Advancements","value":0.0002724,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"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/T11419","display_name":"Supramolecular Self-Assembly in Materials","value":0.0002328,"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/T11025","display_name":"Nonlinear Optical Materials Research","value":0.0001609,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"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/T10877","display_name":"Allergic Rhinitis and Sensitization","value":0.0001478,"subfield":{"id":"https://openalex.org/subfields/2723","display_name":"Immunology and Allergy"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T13489","display_name":"Synthesis of \u03b2-Lactam Compounds","value":0.0001375,"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"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9204119443893433},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.9045565724372864},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.7263932228088379},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.38528478145599365},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.3391529321670532}],"counts_by_year":[{"year":1978,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1979,"works_count":5,"oa_works_count":5,"cited_by_count":0},{"year":1982,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1983,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1984,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":1990,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1992,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1995,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1996,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":7,"oa_works_count":3,"cited_by_count":0},{"year":1998,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":1999,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":2000,"works_count":7,"oa_works_count":2,"cited_by_count":0},{"year":2001,"works_count":10,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2003,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":14,"oa_works_count":4,"cited_by_count":0},{"year":2006,"works_count":7,"oa_works_count":1,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":13,"oa_works_count":4,"cited_by_count":0},{"year":2011,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":167},{"year":2013,"works_count":5,"oa_works_count":1,"cited_by_count":156},{"year":2014,"works_count":5,"oa_works_count":1,"cited_by_count":203},{"year":2015,"works_count":9,"oa_works_count":7,"cited_by_count":207},{"year":2016,"works_count":5,"oa_works_count":2,"cited_by_count":185},{"year":2017,"works_count":8,"oa_works_count":4,"cited_by_count":255},{"year":2018,"works_count":3,"oa_works_count":2,"cited_by_count":234},{"year":2019,"works_count":5,"oa_works_count":1,"cited_by_count":229},{"year":2020,"works_count":1,"oa_works_count":1,"cited_by_count":211},{"year":2021,"works_count":3,"oa_works_count":3,"cited_by_count":246},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":276},{"year":2023,"works_count":4,"oa_works_count":3,"cited_by_count":243},{"year":2024,"works_count":6,"oa_works_count":4,"cited_by_count":348},{"year":2025,"works_count":5,"oa_works_count":4,"cited_by_count":383},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":262}],"display_name_alternatives":["Okumura, Yasushi","Y Okumura","Y. OKUMURA","Y. Okumura","YASUSHI OKUMURA","Yasushi OKUMURA","Yasushi Okumura","Yasushi Okumura,"],"block_key":"y okumura","works_api_url":"https://api.openalex.org/works?filter=author.id:A5080139718","awards_count":0,"updated_date":"2026-11-09T14:06:01","created_date":"2016-06-24T00:00:00"}