{"id":"https://openalex.org/A5085650441","orcid":"https://orcid.org/0000-0002-7226-0069","observed_orcids":["https://orcid.org/0000-0002-7226-0069"],"display_name":"Hisashi Ogawa","raw_author_names":["Hisashi Ogawa"],"full_name":"Ogawa, Hisashi","works_count":20,"cited_by_count":398,"summary_stats":{"2yr_mean_citedness":3.0,"h_index":7,"i10_index":7},"ids":{"openalex":"https://openalex.org/A5085650441","orcid":"https://orcid.org/0000-0002-7226-0069","observed_orcids":["https://orcid.org/0000-0002-7226-0069"]},"affiliations":[{"institution":{"id":"https://openalex.org/I70038096","ror":"https://ror.org/01fp77380","display_name":"Nichia Corporation (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I70038096"]},"years":[2026,2025,2022]},{"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":[2023,2021,2018,2017,2016,2015,2014]}],"last_known_institutions":[{"id":"https://openalex.org/I70038096","ror":"https://ror.org/01fp77380","display_name":"Nichia Corporation (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I70038096"]}],"topics":[{"id":"https://openalex.org/T10020","display_name":"Quantum Information and Cryptography","count":14,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10622","display_name":"Quantum Mechanics and Applications","count":10,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10682","display_name":"Quantum Computing Algorithms and Architecture","count":10,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11414","display_name":"Quantum optics and atomic interactions","count":8,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10099","display_name":"GaN-based semiconductor devices and materials","count":4,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12529","display_name":"Ga2O3 and related materials","value":7.19e-05,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"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/T10682","display_name":"Quantum Computing Algorithms and Architecture","value":5.38e-05,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11414","display_name":"Quantum optics and atomic interactions","value":4.44e-05,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10020","display_name":"Quantum Information and Cryptography","value":4.17e-05,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10622","display_name":"Quantum Mechanics and Applications","value":3.18e-05,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.6620417237281799},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.660069465637207},{"id":"84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","score":0.5093863606452942},{"id":"120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","score":0.5037750601768494},{"id":"62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","score":0.4054611623287201}],"counts_by_year":[{"year":2013,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2014,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":4},{"year":2016,"works_count":2,"oa_works_count":2,"cited_by_count":13},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":18},{"year":2018,"works_count":4,"oa_works_count":1,"cited_by_count":35},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":33},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":21},{"year":2021,"works_count":2,"oa_works_count":1,"cited_by_count":47},{"year":2022,"works_count":2,"oa_works_count":2,"cited_by_count":44},{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":24},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":40},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":48},{"year":2026,"works_count":3,"oa_works_count":1,"cited_by_count":71}],"display_name_alternatives":["Hisashi Ogawa"],"block_key":"h ogawa","works_api_url":"https://api.openalex.org/works?filter=author.id:A5085650441","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5085650441","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}