{"id":"https://openalex.org/A5017785504","orcid":null,"observed_orcids":[],"display_name":"Hitoshi Sakata","raw_author_names":["H. Sakata","Hitoshi Sakata","Sakata, H."],"full_name":"Hitoshi Sakata","works_count":19,"cited_by_count":1554,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":13,"i10_index":13},"ids":{"openalex":"https://openalex.org/A5017785504","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I3412056","ror":"https://ror.org/03wrs2f16","display_name":"Sanyo (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I3412056"]},"years":[2012,2011,2010,2009,2008,2006,2005,2002,2000]},{"institution":{"id":"https://openalex.org/I4405282743","ror":"https://ror.org/00d7e4b79","display_name":"Sanyo Electric (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I1283155146","https://openalex.org/I4405282743"]},"years":[2008,2005]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10623","display_name":"Thin-Film Transistor Technologies","count":19,"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/T10624","display_name":"Silicon and Solar Cell Technologies","count":19,"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/T12309","display_name":"solar cell performance optimization","count":19,"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"}}],"topic_share":[{"id":"https://openalex.org/T12309","display_name":"solar cell performance optimization","value":0.0001679,"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/T10623","display_name":"Thin-Film Transistor Technologies","value":9.48e-05,"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/T10624","display_name":"Silicon and Solar Cell Technologies","value":8e-05,"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":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.8697341680526733},{"id":"206991015","wikidata":"https://www.wikidata.org/wiki/Q192704","display_name":"Energy conversion efficiency","score":0.7948712110519409},{"id":"2780824857","wikidata":"https://www.wikidata.org/wiki/Q58803","display_name":"Solar cell","score":0.732897162437439},{"id":"49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","score":0.701586902141571},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.182300865650177}],"counts_by_year":[{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2009,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":138},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":138},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":145},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":101},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":82},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":85},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":75},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":60},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":66},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":91},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":47},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":54},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":41},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":38},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":6}],"display_name_alternatives":["H. Sakata","Hitoshi Sakata","Sakata, H."],"block_key":"h sakata","works_api_url":"https://api.openalex.org/works?filter=author.id:A5017785504","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5017785504","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}
