{"id":"https://openalex.org/A5042859239","orcid":null,"observed_orcids":[],"display_name":"Norio Ohyabu","raw_author_names":["N. OHYABU","Norio Ohyabu","Ohyabu, Norio"],"full_name":"Norio Ohyabu","works_count":19,"cited_by_count":781,"summary_stats":{"2yr_mean_citedness":2.0,"h_index":11,"i10_index":11},"ids":{"openalex":"https://openalex.org/A5042859239","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I44892455","ror":"https://ror.org/04hjbmv12","display_name":"Takeda (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I44892455"]},"years":[2025,2022,2014,2013,2011,2007]},{"institution":{"id":"https://openalex.org/I60134161","ror":"https://ror.org/04chrp450","display_name":"Nagoya University","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]},"years":[2007,2003,2001,1999,1998]}],"last_known_institutions":[{"id":"https://openalex.org/I44892455","ror":"https://ror.org/04hjbmv12","display_name":"Takeda (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I44892455"]}],"topics":[{"id":"https://openalex.org/T13859","display_name":"Organic Chemistry Synthesis Methods","count":13,"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/T13649","display_name":"Advanced Synthetic Organic Chemistry","count":12,"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/T13971","display_name":"Isoquinoline Alkaloid Synthesis","count":9,"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/T10274","display_name":"Heterocyclic Compound Synthesis and Bioactivity","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"}},{"id":"https://openalex.org/T11839","display_name":"Hormonal Regulation and Hypertension","count":3,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"topic_share":[{"id":"https://openalex.org/T13971","display_name":"Isoquinoline Alkaloid Synthesis","value":0.0001513,"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/T13649","display_name":"Advanced Synthetic Organic Chemistry","value":4.46e-05,"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/T13859","display_name":"Organic Chemistry Synthesis Methods","value":3.15e-05,"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/T11839","display_name":"Hormonal Regulation and Hypertension","value":2.24e-05,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T11736","display_name":"Histone Deacetylase Inhibitors Research","value":2.1e-05,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"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":0.9819640517234802},{"id":"71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","score":0.6629518270492554},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.48768460750579834},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.28189998865127563},{"id":"161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","score":0.1389015018939972}],"counts_by_year":[{"year":1998,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":27},{"year":2013,"works_count":1,"oa_works_count":0,"cited_by_count":48},{"year":2014,"works_count":1,"oa_works_count":0,"cited_by_count":57},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":32},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":52},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":31},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":29},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":39},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":31},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":21},{"year":2022,"works_count":2,"oa_works_count":2,"cited_by_count":35},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":27},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":28},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":39},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":28}],"display_name_alternatives":["N. OHYABU","Norio Ohyabu","Ohyabu, Norio"],"block_key":"n ohyabu","works_api_url":"https://api.openalex.org/works?filter=author.id:A5042859239","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5042859239","updated_date":"2026-11-11T13:02:13","created_date":"2016-06-24T00:00:00"}