{"id":"https://openalex.org/A5006294758","orcid":"https://orcid.org/0009-0005-4906-7526","observed_orcids":["https://orcid.org/0009-0005-4906-7526"],"display_name":"Yuichiro Tokunaga","raw_author_names":["Y. Tokunaga","Yuichiro TOKUNAGA","Yuichiro Tokunaga"],"full_name":"Tokunaga, Yuichiro","works_count":14,"cited_by_count":42,"summary_stats":{"2yr_mean_citedness":1.4,"h_index":4,"i10_index":2},"ids":{"openalex":"https://openalex.org/A5006294758","orcid":"https://orcid.org/0009-0005-4906-7526","observed_orcids":["https://orcid.org/0009-0005-4906-7526"]},"affiliations":[{"institution":{"id":"https://openalex.org/I2800865746","ror":"https://ror.org/059yhyy33","display_name":"Japan Aerospace Exploration Agency","country_code":"JP","type":"facility","lineage":["https://openalex.org/I2800865746"]},"years":[2016]},{"institution":{"id":"https://openalex.org/I4210088197","ror":"https://ror.org/00686cm81","display_name":"Eagle Industry (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210088197"]},"years":[2026,2025,2024,2023,2020,2018,2016,2011]}],"last_known_institutions":[{"id":"https://openalex.org/I4210088197","ror":"https://ror.org/00686cm81","display_name":"Eagle Industry (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210088197"]}],"topics":[{"id":"https://openalex.org/T11138","display_name":"Tribology and Lubrication Engineering","count":12,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11062","display_name":"Gear and Bearing Dynamics Analysis","count":4,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10944","display_name":"Turbomachinery Performance and Optimization","count":3,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11202","display_name":"Cavitation Phenomena in Pumps","count":3,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11557","display_name":"Lubricants and Their Additives","count":3,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12197","display_name":"Brake Systems and Friction Analysis","value":7.24e-05,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11138","display_name":"Tribology and Lubrication Engineering","value":5.11e-05,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11602","display_name":"Magnetic Bearings and Levitation Dynamics","value":2.86e-05,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11202","display_name":"Cavitation Phenomena in Pumps","value":2.21e-05,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12362","display_name":"Tribology and Wear Analysis","value":2.1e-05,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.8999267816543579},{"id":"78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","score":0.5943999886512756},{"id":"57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","score":0.4863486886024475},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.4601055383682251},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.26517319679260254}],"counts_by_year":[{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2016,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2018,"works_count":2,"oa_works_count":1,"cited_by_count":3},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2020,"works_count":1,"oa_works_count":0,"cited_by_count":3},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":3},{"year":2024,"works_count":1,"oa_works_count":0,"cited_by_count":2},{"year":2025,"works_count":3,"oa_works_count":0,"cited_by_count":6},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":10}],"display_name_alternatives":["Y. Tokunaga","Yuichiro TOKUNAGA","Yuichiro Tokunaga"],"block_key":"y tokunaga","works_api_url":"https://api.openalex.org/works?filter=author.id:A5006294758","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5006294758","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}
