{"id":"https://openalex.org/A5054384697","orcid":null,"observed_orcids":[],"display_name":"Osamu Sakanaka","raw_author_names":["O. SAKANAKA","OSAMU SAKANAKA","Osamu SAKANAKA","Osamu Sakanaka","Sakanaka, O."],"full_name":"OSAMU SAKANAKA","works_count":18,"cited_by_count":248,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":10,"i10_index":10},"ids":{"openalex":"https://openalex.org/A5054384697","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I203951103","ror":"https://ror.org/02kn6nx58","display_name":"Keio University","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]},"years":[1988,1987,1986,1984]},{"institution":{"id":"https://openalex.org/I31512782","ror":"https://ror.org/05n911h24","display_name":"Technische Universit\u00e4t Darmstadt","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]},"years":[2005]},{"institution":{"id":"https://openalex.org/I317356780","ror":"https://ror.org/02skfsw40","display_name":"Osaka City University","country_code":"JP","type":"education","lineage":["https://openalex.org/I317356780","https://openalex.org/I4387152983"]},"years":[2005,1999]},{"institution":{"id":"https://openalex.org/I4405275510","ror":"https://ror.org/03qt4xn36","display_name":"Meiji Seika Pharma Co., Ltd. (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4405275510"]},"years":[2011,1998,1991]}],"last_known_institutions":[{"id":"https://openalex.org/I4405275510","ror":"https://ror.org/03qt4xn36","display_name":"Meiji Seika Pharma Co., Ltd. (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4405275510"]}],"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/T10835","display_name":"Carbohydrate Chemistry and Synthesis","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/T13649","display_name":"Advanced Synthetic Organic Chemistry","count":6,"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/T10252","display_name":"Microbial Natural Products and Biosynthesis","count":5,"subfield":{"id":"https://openalex.org/subfields/2402","display_name":"Applied Microbiology and Biotechnology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10432","display_name":"DNA and Nucleic Acid Chemistry","count":2,"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"}}],"topic_share":[{"id":"https://openalex.org/T10835","display_name":"Carbohydrate Chemistry and Synthesis","value":4.81e-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/T13649","display_name":"Advanced Synthetic Organic Chemistry","value":2.24e-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/T11385","display_name":"Natural product bioactivities and synthesis","value":2.04e-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/T13971","display_name":"Isoquinoline Alkaloid Synthesis","value":1.68e-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"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9877820014953613},{"id":"501593827","wikidata":"https://www.wikidata.org/wiki/Q12187","display_name":"Antibiotics","score":0.7746084928512573},{"id":"21951064","wikidata":"https://www.wikidata.org/wiki/Q899212","display_name":"Combinatorial chemistry","score":0.6159091591835022},{"id":"71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","score":0.5666640400886536},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.5013413429260254}],"counts_by_year":[{"year":1984,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1986,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1988,"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":1998,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":4,"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":6},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":16},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":13},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":2}],"display_name_alternatives":["O. SAKANAKA","OSAMU SAKANAKA","Osamu SAKANAKA","Osamu Sakanaka","Sakanaka, O."],"block_key":"o sakanaka","works_api_url":"https://api.openalex.org/works?filter=author.id:A5054384697","awards_count":0,"updated_date":"2026-11-04T11:47:51","created_date":"2016-06-24T00:00:00"}
