{"id":"https://openalex.org/A5070174005","orcid":"https://orcid.org/0000-0003-3888-7201","observed_orcids":["https://orcid.org/0000-0003-3888-7201"],"display_name":"Sayuri Okunaka","raw_author_names":["Okunaka Sayuri","Okunaka, Sayuri","Sayuri Okunaka","\u5965\u4e2d, \u3055\u3086\u308a","\u5965\u4e2d\u3055\u3086\u308a"],"full_name":"Okunaka, Sayuri","works_count":44,"cited_by_count":3177,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":16,"i10_index":17},"ids":{"openalex":"https://openalex.org/A5070174005","orcid":"https://orcid.org/0000-0003-3888-7201","observed_orcids":["https://orcid.org/0000-0003-3888-7201"]},"affiliations":[{"institution":{"id":"https://openalex.org/I133984924","ror":"https://ror.org/01fxdkm29","display_name":"Doshisha University","country_code":"JP","type":"education","lineage":["https://openalex.org/I133984924"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I185088104","ror":"https://ror.org/04dt6bw53","display_name":"Tokyo City University","country_code":"JP","type":"education","lineage":["https://openalex.org/I185088104"]},"years":[2026,2023]},{"institution":{"id":"https://openalex.org/I22299242","ror":"https://ror.org/02kpeqv85","display_name":"Kyoto University","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]},"years":[2016,2015,2014]},{"institution":{"id":"https://openalex.org/I4405262273","ror":"https://ror.org/02e4yj858","display_name":"Japan Technology Research Association of Artifical Photosynthetic Chemical Process","country_code":"JP","type":"nonprofit","lineage":["https://openalex.org/I4405262273"]},"years":[2023,2021,2020,2018]},{"institution":{"id":"https://openalex.org/I4405287231","ror":"https://ror.org/04gmnd241","display_name":"Global Zero Emission Research Center","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405287231","https://openalex.org/I73613424"]},"years":[2023,2022,2021,2020]},{"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":[2023,2022,2021,2020]},{"institution":{"id":"https://openalex.org/I74906145","ror":"https://ror.org/000w7cv19","display_name":"Toto (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I74906145"]},"years":[2023,2022,2021,2020,2018,2016,2015,2014]}],"last_known_institutions":[{"id":"https://openalex.org/I185088104","ror":"https://ror.org/04dt6bw53","display_name":"Tokyo City University","country_code":"JP","type":"education","lineage":["https://openalex.org/I185088104"]}],"topics":[{"id":"https://openalex.org/T10024","display_name":"TiO2 Photocatalysis and Solar Cells","count":41,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10078","display_name":"Advanced Photocatalysis Techniques","count":41,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10030","display_name":"Electrocatalysts for Energy Conversion","count":7,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10275","display_name":"2D Materials and Applications","count":7,"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/T10701","display_name":"Radical Photochemical Reactions","count":6,"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"}}],"topic_share":[{"id":"https://openalex.org/T10024","display_name":"TiO2 Photocatalysis and Solar Cells","value":0.0001095,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10078","display_name":"Advanced Photocatalysis Techniques","value":0.0001029,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11877","display_name":"Iron oxide chemistry and applications","value":4.83e-05,"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/T10701","display_name":"Radical Photochemical Reactions","value":3.79e-05,"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/T11802","display_name":"Chemical Looping and Thermochemical Processes","value":3.51e-05,"subfield":{"id":"https://openalex.org/subfields/2103","display_name":"Fuel Technology"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"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":0.9684149026870728},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.9018380641937256},{"id":"65165184","wikidata":"https://www.wikidata.org/wiki/Q218831","display_name":"Photocatalysis","score":0.8996011018753052},{"id":"161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","score":0.7464842200279236},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.38688695430755615}],"counts_by_year":[{"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":4},{"year":2014,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2015,"works_count":4,"oa_works_count":0,"cited_by_count":11},{"year":2016,"works_count":6,"oa_works_count":1,"cited_by_count":10},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":17},{"year":2018,"works_count":3,"oa_works_count":3,"cited_by_count":40},{"year":2019,"works_count":1,"oa_works_count":0,"cited_by_count":82},{"year":2020,"works_count":7,"oa_works_count":1,"cited_by_count":125},{"year":2021,"works_count":4,"oa_works_count":1,"cited_by_count":164},{"year":2022,"works_count":6,"oa_works_count":1,"cited_by_count":432},{"year":2023,"works_count":7,"oa_works_count":2,"cited_by_count":583},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":585},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":653},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":470}],"display_name_alternatives":["Okunaka Sayuri","Okunaka, Sayuri","Sayuri Okunaka","\u5965\u4e2d, \u3055\u3086\u308a","\u5965\u4e2d\u3055\u3086\u308a"],"block_key":"s okunaka","works_api_url":"https://api.openalex.org/works?filter=author.id:A5070174005","updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}
