{"id":"https://openalex.org/A5046412940","orcid":null,"observed_orcids":[],"display_name":"Kenji Fukaya","raw_author_names":["Fukaya, K.","Fukaya, Kenji","K Fukaya","K. Fukaya","KENJI FUKAYA","Kenji FUKAYA","Kenji Fukaya","Kenjik Fukaya","\u30d5\u30ab\u30e4, \u30b1\u30f3\u30b8"],"full_name":"Fukaya, Kenji","works_count":135,"cited_by_count":4457,"summary_stats":{"2yr_mean_citedness":13.166666666666666,"h_index":35,"i10_index":67},"ids":{"openalex":"https://openalex.org/A5046412940","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I123900574","ror":"https://ror.org/04xysgw12","display_name":"Pohang University of Science and Technology","country_code":"KR","type":"education","lineage":["https://openalex.org/I123900574"]},"years":[2017,2015]},{"institution":{"id":"https://openalex.org/I125608817","ror":"https://ror.org/041hz9568","display_name":"Korea Institute for Advanced Study","country_code":"KR","type":"facility","lineage":["https://openalex.org/I125608817"]},"years":[2012]},{"institution":{"id":"https://openalex.org/I1327163397","ror":"https://ror.org/01q1z8k08","display_name":"State University of New York","country_code":"US","type":"education","lineage":["https://openalex.org/I1327163397"]},"years":[2016]},{"institution":{"id":"https://openalex.org/I135310074","ror":"https://ror.org/01y2jtd41","display_name":"University of Wisconsin\u2013Madison","country_code":"US","type":"education","lineage":["https://openalex.org/I135310074"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I149899117","ror":"https://ror.org/01hhn8329","display_name":"Max Planck Society","country_code":"DE","type":"nonprofit","lineage":["https://openalex.org/I149899117"]},"years":[2009]},{"institution":{"id":"https://openalex.org/I161296585","ror":"https://ror.org/05sj3n476","display_name":"Tokyo University of Science","country_code":"JP","type":"education","lineage":["https://openalex.org/I161296585"]},"years":[1986]},{"institution":{"id":"https://openalex.org/I204465549","ror":"https://ror.org/01yc7t268","display_name":"Washington University in St. Louis","country_code":"US","type":"education","lineage":["https://openalex.org/I204465549"]},"years":[2018]},{"institution":{"id":"https://openalex.org/I205349734","ror":"https://ror.org/02e16g702","display_name":"Hokkaido University","country_code":"JP","type":"education","lineage":["https://openalex.org/I205349734"]},"years":[2010]},{"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":[2018,2013,2012,2011,2010,2009,2008,2007,2006,2005,2002,1999,1998,1997,1996]},{"institution":{"id":"https://openalex.org/I277688954","ror":"https://ror.org/03xjwb503","display_name":"Universit\u00e9 Paris-Saclay","country_code":"FR","type":"education","lineage":["https://openalex.org/I277688954"]},"years":[1992]},{"institution":{"id":"https://openalex.org/I4210104335","ror":"https://ror.org/00y0zf565","display_name":"Institute for Basic Science","country_code":"KR","type":"facility","lineage":["https://openalex.org/I4210104335"]},"years":[2017,2016]},{"institution":{"id":"https://openalex.org/I4210115202","ror":"https://ror.org/023dm3d04","display_name":"Simons Center for Geometry and Physics","country_code":"US","type":"education","lineage":["https://openalex.org/I4210115202"]},"years":[2024,2022,2021,2020,2019,2017,2016,2013]},{"institution":{"id":"https://openalex.org/I4210119712","ror":"https://ror.org/02dh8ja68","display_name":"Max Planck Institute for Mathematics","country_code":"DE","type":"facility","lineage":["https://openalex.org/I149899117","https://openalex.org/I4210119712"]},"years":[2009,1988]},{"institution":{"id":"https://openalex.org/I4405259317","ror":"https://ror.org/022hvg611","display_name":"RIKEN Center for Interdisciplinary Theoretical and Mathematical Sciences","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210110652","https://openalex.org/I4405259317"]},"years":[2024]},{"institution":{"id":"https://openalex.org/I57206974","ror":"https://ror.org/0190ak572","display_name":"New York University","country_code":"US","type":"education","lineage":["https://openalex.org/I57206974"]},"years":[1992]},{"institution":{"id":"https://openalex.org/I59553526","ror":"https://ror.org/05qghxh33","display_name":"Stony Brook University","country_code":"US","type":"education","lineage":["https://openalex.org/I59553526"]},"years":[2024,2022,2021,2020,2019,2018,2017,2016,2013]},{"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":[2010]},{"institution":{"id":"https://openalex.org/I66946132","ror":"https://ror.org/047s2c258","display_name":"University of Maryland, College Park","country_code":"US","type":"education","lineage":["https://openalex.org/I66946132"]},"years":[2018]},{"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":[2018,1996,1994,1992,1990,1989,1988,1987,1986]},{"institution":{"id":"https://openalex.org/I99065089","ror":"https://ror.org/03cve4549","display_name":"Tsinghua University","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]},"years":[2025]}],"last_known_institutions":[{"id":"https://openalex.org/I99065089","ror":"https://ror.org/03cve4549","display_name":"Tsinghua University","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"topics":[{"id":"https://openalex.org/T10304","display_name":"Geometric and Algebraic Topology","count":117,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10896","display_name":"Homotopy and Cohomology in Algebraic Topology","count":97,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10061","display_name":"Algebraic Geometry and Number Theory","count":95,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12351","display_name":"Geometry and complex manifolds","count":21,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13080","display_name":"Advanced Differential Geometry Research","count":21,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10896","display_name":"Homotopy and Cohomology in Algebraic Topology","value":0.0006213,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10304","display_name":"Geometric and Algebraic Topology","value":0.0005329,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10061","display_name":"Algebraic Geometry and Number Theory","value":0.000245,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12351","display_name":"Geometry and complex manifolds","value":0.000183,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10229","display_name":"Geometric Analysis and Curvature Flows","value":8.86e-05,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.940678060054779},{"id":"168619227","wikidata":"https://www.wikidata.org/wiki/Q2190991","display_name":"Symplectic geometry","score":0.8914289474487305},{"id":"2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","score":0.7383368015289307},{"id":"202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","score":0.6598303914070129},{"id":"134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","score":0.5627550482749939}],"counts_by_year":[{"year":1984,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1986,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1987,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1988,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":0,"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":1,"cited_by_count":0},{"year":1993,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1994,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2007,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":2009,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":12,"oa_works_count":3,"cited_by_count":0},{"year":2011,"works_count":4,"oa_works_count":4,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":2,"cited_by_count":186},{"year":2013,"works_count":2,"oa_works_count":2,"cited_by_count":133},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":169},{"year":2015,"works_count":2,"oa_works_count":2,"cited_by_count":200},{"year":2016,"works_count":3,"oa_works_count":2,"cited_by_count":237},{"year":2017,"works_count":4,"oa_works_count":4,"cited_by_count":216},{"year":2018,"works_count":9,"oa_works_count":8,"cited_by_count":210},{"year":2019,"works_count":5,"oa_works_count":1,"cited_by_count":212},{"year":2020,"works_count":31,"oa_works_count":1,"cited_by_count":329},{"year":2021,"works_count":6,"oa_works_count":4,"cited_by_count":272},{"year":2022,"works_count":2,"oa_works_count":2,"cited_by_count":182},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":193},{"year":2024,"works_count":5,"oa_works_count":4,"cited_by_count":223},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":199},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":163}],"display_name_alternatives":["Fukaya, K.","Fukaya, Kenji","K Fukaya","K. Fukaya","KENJI FUKAYA","Kenji FUKAYA","Kenji Fukaya","Kenjik Fukaya","\u30d5\u30ab\u30e4, \u30b1\u30f3\u30b8"],"block_key":"k fukaya","works_api_url":"https://api.openalex.org/works?filter=author.id:A5046412940","updated_date":"2026-11-09T14:06:01","created_date":"2016-06-24T00:00:00"}