{"id":"https://openalex.org/A5113623676","orcid":null,"observed_orcids":[],"display_name":"Hidefumi Sakamoto","raw_author_names":["Hidefumi SAKAMOTO","Hidefumi Sakamoto","Hidefumi. Sakamoto","SAKAMOTO, Hidefumi"],"full_name":"Hidefumi Sakamoto","works_count":69,"cited_by_count":1250,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":20,"i10_index":45},"ids":{"openalex":"https://openalex.org/A5113623676","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I197274945","ror":"https://ror.org/055yf1005","display_name":"Nagoya Institute of Technology","country_code":"JP","type":"education","lineage":["https://openalex.org/I197274945"]},"years":[1999,1995,1993,1992,1991]},{"institution":{"id":"https://openalex.org/I72375662","ror":"https://ror.org/02znffm54","display_name":"Osaka Institute of Technology","country_code":"JP","type":"education","lineage":["https://openalex.org/I72375662"]},"years":[2002]},{"institution":{"id":"https://openalex.org/I73613424","ror":"https://ror.org/01703db54","display_name":"National Institute of Advanced Industrial Science and Technology","country_code":"JP","type":"government","lineage":["https://openalex.org/I73613424"]},"years":[2002]},{"institution":{"id":"https://openalex.org/I75198481","ror":"https://ror.org/05wr49d48","display_name":"Wakayama University","country_code":"JP","type":"education","lineage":["https://openalex.org/I75198481"]},"years":[2023,2018,2015,2012,2011,2010,2009,2008,2006,2005,2004,2003,2002,2001,2000,1999,1998,1997]},{"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":[1990,1989,1988,1985]}],"last_known_institutions":[{"id":"https://openalex.org/I75198481","ror":"https://ror.org/05wr49d48","display_name":"Wakayama University","country_code":"JP","type":"education","lineage":["https://openalex.org/I75198481"]}],"topics":[{"id":"https://openalex.org/T10578","display_name":"Supramolecular Chemistry and Complexes","count":56,"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/T10532","display_name":"Molecular Sensors and Ion Detection","count":35,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"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/T11708","display_name":"Photochromic and Fluorescence Chemistry","count":21,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"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/T10180","display_name":"Analytical chemistry methods development","count":20,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical 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/T11091","display_name":"Extraction and Separation Processes","count":15,"subfield":{"id":"https://openalex.org/subfields/2506","display_name":"Metals and Alloys"},"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/T11708","display_name":"Photochromic and Fluorescence Chemistry","value":0.0002484,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"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/T10532","display_name":"Molecular Sensors and Ion Detection","value":0.0001954,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"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/T10578","display_name":"Supramolecular Chemistry and Complexes","value":0.0001839,"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/T11091","display_name":"Extraction and Separation Processes","value":5.58e-05,"subfield":{"id":"https://openalex.org/subfields/2506","display_name":"Metals and Alloys"},"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/T12524","display_name":"Chemical Synthesis and Characterization","value":4.74e-05,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Waste Management and Disposal"},"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":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9920164346694946},{"id":"188027245","wikidata":"https://www.wikidata.org/wiki/Q750446","display_name":"Polymer chemistry","score":0.7276346683502197},{"id":"199164860","wikidata":"https://www.wikidata.org/wiki/Q6822745","display_name":"Metal ions in aqueous solution","score":0.6873566508293152},{"id":"145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","score":0.6780942678451538},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.5823602080345154}],"counts_by_year":[{"year":1983,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1986,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1990,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1991,"works_count":2,"oa_works_count":0,"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":0,"cited_by_count":0},{"year":1995,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":7,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2001,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2008,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"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":1,"oa_works_count":0,"cited_by_count":69},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":51},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":29},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":24},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":36},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":30},{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":24},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":21},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":16},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":17},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":20},{"year":2023,"works_count":2,"oa_works_count":2,"cited_by_count":21},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":17},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":20}],"display_name_alternatives":["Hidefumi SAKAMOTO","Hidefumi Sakamoto","Hidefumi. Sakamoto","SAKAMOTO, Hidefumi"],"block_key":"h sakamoto","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113623676","awards_count":0,"updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}