{"id":"https://openalex.org/A5113903397","orcid":null,"observed_orcids":[],"display_name":"Katsuyuki Watanabe","raw_author_names":["Katsuyuki WATANABE","Katsuyuki Watanabe","Watanabe, Katsuyuki","\u514b\u4e4b \u6e21\u9089","\u6e21\u9089 \u514b\u4e4b","\u6e21\u9089, \u514b\u4e4b"],"full_name":"Watanabe, Katsuyuki","works_count":141,"cited_by_count":1917,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":20,"i10_index":31},"ids":{"openalex":"https://openalex.org/A5113903397","orcid":null,"observed_orcids":[]},"affiliations":[{"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":[2001,2000,1999]},{"institution":{"id":"https://openalex.org/I205401836","ror":"https://ror.org/026v1ze26","display_name":"National Institute for Materials Science","country_code":"JP","type":"facility","lineage":["https://openalex.org/I205401836"]},"years":[2010,2006,2001]},{"institution":{"id":"https://openalex.org/I2802531770","ror":"https://ror.org/03ftb9350","display_name":"Government of Japan","country_code":"JP","type":"government","lineage":["https://openalex.org/I2802531770"]},"years":[2022]},{"institution":{"id":"https://openalex.org/I4210110394","ror":"https://ror.org/01kz55g98","display_name":"Toppan (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210110394"]},"years":[2003]},{"institution":{"id":"https://openalex.org/I4405285809","ror":"https://ror.org/00b3qpd05","display_name":"Institute for Nano Quantum Information Electronics, The University of Tokyo","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405285809","https://openalex.org/I74801974"]},"years":[2021,2019,2018,2017,2015,2014,2013,2012,2011,2010,2009,2008,2007]},{"institution":{"id":"https://openalex.org/I4405287038","ror":"https://ror.org/03xzehp18","display_name":"Research Center for Advanced Science and Technology, The University of Tokyo","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405287038","https://openalex.org/I74801974"]},"years":[2008,2006]},{"institution":{"id":"https://openalex.org/I4405287318","ror":"https://ror.org/04t6zpd80","display_name":"Institute of Industrial Science, The University of Tokyo","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405287318","https://openalex.org/I74801974"]},"years":[2020,2018,2016,2015,2013,2012,2011,2008,2006]},{"institution":{"id":"https://openalex.org/I57637010","ror":"https://ror.org/007f5s288","display_name":"Cabinet Office","country_code":"JP","type":"government","lineage":["https://openalex.org/I57637010"]},"years":[2022]},{"institution":{"id":"https://openalex.org/I65143321","ror":"https://ror.org/02exqgm79","display_name":"Hitachi (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I65143321"]},"years":[2000]},{"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":[2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006]},{"institution":{"id":"https://openalex.org/I85922643","ror":"https://ror.org/00ys1hz88","display_name":"Nagaoka University of Technology","country_code":"JP","type":"education","lineage":["https://openalex.org/I85922643"]},"years":[1992,1991]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10022","display_name":"Semiconductor Quantum Structures and Devices","count":103,"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/T11429","display_name":"Semiconductor Lasers and Optical Devices","count":51,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10299","display_name":"Photonic and Optical Devices","count":44,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10666","display_name":"Photonic Crystals and Applications","count":37,"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/T10382","display_name":"Quantum and electron transport phenomena","count":34,"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/T10666","display_name":"Photonic Crystals and Applications","value":0.0002859,"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/T10022","display_name":"Semiconductor Quantum Structures and Devices","value":0.0002736,"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/T12309","display_name":"solar cell performance optimization","value":0.0002209,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10321","display_name":"Quantum Dots Synthesis And Properties","value":0.0001504,"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/T10299","display_name":"Photonic and Optical Devices","value":0.000144,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"124657808","wikidata":"https://www.wikidata.org/wiki/Q1133068","display_name":"Quantum dot","score":0.9426988363265991},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.9095597267150879},{"id":"49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","score":0.7931840419769287},{"id":"120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","score":0.6933717727661133},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.6801255345344543}],"counts_by_year":[{"year":1991,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":1992,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":5,"oa_works_count":4,"cited_by_count":0},{"year":2001,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2006,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2007,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2009,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":9,"oa_works_count":3,"cited_by_count":62},{"year":2013,"works_count":12,"oa_works_count":1,"cited_by_count":90},{"year":2014,"works_count":5,"oa_works_count":0,"cited_by_count":87},{"year":2015,"works_count":4,"oa_works_count":0,"cited_by_count":108},{"year":2016,"works_count":12,"oa_works_count":0,"cited_by_count":114},{"year":2017,"works_count":21,"oa_works_count":2,"cited_by_count":96},{"year":2018,"works_count":15,"oa_works_count":5,"cited_by_count":144},{"year":2019,"works_count":18,"oa_works_count":6,"cited_by_count":150},{"year":2020,"works_count":2,"oa_works_count":1,"cited_by_count":127},{"year":2021,"works_count":3,"oa_works_count":1,"cited_by_count":140},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":109},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":85},{"year":2024,"works_count":1,"oa_works_count":0,"cited_by_count":97},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":66},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":54}],"display_name_alternatives":["Katsuyuki WATANABE","Katsuyuki Watanabe","Watanabe, Katsuyuki","\u514b\u4e4b \u6e21\u9089","\u6e21\u9089 \u514b\u4e4b","\u6e21\u9089, \u514b\u4e4b"],"block_key":"k watanabe","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113903397","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5113903397","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}
