{"id":"https://openalex.org/A5079909830","orcid":"https://orcid.org/0000-0001-9649-2991","observed_orcids":["https://orcid.org/0000-0001-9649-2991"],"display_name":"Ryosuke Takagi","raw_author_names":["R Takagi","R. Takagi","RYOSUKE TAKAGI","Ryosuke TAKAGI","Ryosuke Takagi","Ryousuke Takagi"],"full_name":"Ryosuke Takagi","works_count":99,"cited_by_count":2916,"summary_stats":{"2yr_mean_citedness":14.0,"h_index":34,"i10_index":61},"ids":{"openalex":"https://openalex.org/A5079909830","orcid":"https://orcid.org/0000-0001-9649-2991","observed_orcids":["https://orcid.org/0000-0001-9649-2991"]},"affiliations":[{"institution":{"id":"https://openalex.org/I22299242","ror":"https://ror.org/02kpeqv85","display_name":"Kyoto University","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]},"years":[1986,1985,1984,1983,1981,1979]},{"institution":{"id":"https://openalex.org/I3133359876","ror":"https://ror.org/00ndqxq51","display_name":"Kobe Shukugawa Gakuin University","country_code":"JP","type":"education","lineage":["https://openalex.org/I3133359876"]},"years":[2008,2006,2003,2001,2000,1999,1997]},{"institution":{"id":"https://openalex.org/I4405286219","ror":"https://ror.org/01g1yzr13","display_name":"Research Center for Membrane and Film Technology, Kobe University","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405286219","https://openalex.org/I65837984"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011]},{"institution":{"id":"https://openalex.org/I65837984","ror":"https://ror.org/03tgsfw79","display_name":"Kobe University","country_code":"JP","type":"education","lineage":["https://openalex.org/I65837984"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011]}],"last_known_institutions":[{"id":"https://openalex.org/I4405286219","ror":"https://ror.org/01g1yzr13","display_name":"Research Center for Membrane and Film Technology, Kobe University","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405286219","https://openalex.org/I65837984"]},{"id":"https://openalex.org/I65837984","ror":"https://ror.org/03tgsfw79","display_name":"Kobe University","country_code":"JP","type":"education","lineage":["https://openalex.org/I65837984"]}],"topics":[{"id":"https://openalex.org/T10197","display_name":"Membrane Separation Technologies","count":84,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12074","display_name":"Membrane-based Ion Separation Techniques","count":57,"subfield":{"id":"https://openalex.org/subfields/1506","display_name":"Filtration and Separation"},"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/T11362","display_name":"Membrane Separation and Gas Transport","count":32,"subfield":{"id":"https://openalex.org/subfields/1506","display_name":"Filtration and Separation"},"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/T12274","display_name":"Electrostatics and Colloid Interactions","count":27,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical 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/T10859","display_name":"Polymer Surface Interaction Studies","count":14,"subfield":{"id":"https://openalex.org/subfields/2508","display_name":"Surfaces, Coatings and Films"},"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/T12074","display_name":"Membrane-based Ion Separation Techniques","value":0.0005369,"subfield":{"id":"https://openalex.org/subfields/1506","display_name":"Filtration and Separation"},"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/T10197","display_name":"Membrane Separation Technologies","value":0.0003383,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11362","display_name":"Membrane Separation and Gas Transport","value":0.0001907,"subfield":{"id":"https://openalex.org/subfields/1506","display_name":"Filtration and Separation"},"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/T12274","display_name":"Electrostatics and Colloid Interactions","value":0.0001517,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical 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/T13046","display_name":"Electrokinetic Soil Remediation Techniques","value":9.79e-05,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"41625074","wikidata":"https://www.wikidata.org/wiki/Q176088","display_name":"Membrane","score":0.9618015289306641},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9262084364891052},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.4263607859611511},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.328309029340744},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.1548340618610382}],"counts_by_year":[{"year":1974,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1975,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1979,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1981,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1983,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1984,"works_count":1,"oa_works_count":1,"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":1,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1990,"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":1994,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2001,"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":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":2,"oa_works_count":0,"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":0,"cited_by_count":9},{"year":2013,"works_count":3,"oa_works_count":1,"cited_by_count":26},{"year":2014,"works_count":3,"oa_works_count":0,"cited_by_count":40},{"year":2015,"works_count":2,"oa_works_count":0,"cited_by_count":53},{"year":2016,"works_count":4,"oa_works_count":0,"cited_by_count":79},{"year":2017,"works_count":8,"oa_works_count":1,"cited_by_count":121},{"year":2018,"works_count":4,"oa_works_count":1,"cited_by_count":158},{"year":2019,"works_count":5,"oa_works_count":1,"cited_by_count":141},{"year":2020,"works_count":12,"oa_works_count":5,"cited_by_count":226},{"year":2021,"works_count":7,"oa_works_count":5,"cited_by_count":292},{"year":2022,"works_count":5,"oa_works_count":4,"cited_by_count":312},{"year":2023,"works_count":6,"oa_works_count":5,"cited_by_count":292},{"year":2024,"works_count":6,"oa_works_count":6,"cited_by_count":328},{"year":2025,"works_count":3,"oa_works_count":1,"cited_by_count":351},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":268}],"display_name_alternatives":["R Takagi","R. Takagi","RYOSUKE TAKAGI","Ryosuke TAKAGI","Ryosuke Takagi","Ryousuke Takagi"],"block_key":"r takagi","works_api_url":"https://api.openalex.org/works?filter=author.id:A5079909830","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5079909830","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}