{"id":"https://openalex.org/A5053285121","orcid":null,"observed_orcids":[],"display_name":"Atsushi Ohma","raw_author_names":["A. Ohma","Atsushi OHMA","Atsushi Ohma","Ohma Atsushi"],"full_name":"Atsushi OHMA","works_count":84,"cited_by_count":3767,"summary_stats":{"2yr_mean_citedness":2.5,"h_index":31,"i10_index":43},"ids":{"openalex":"https://openalex.org/A5053285121","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I114321285","ror":"https://ror.org/009e19j97","display_name":"Nissan (United Kingdom)","country_code":"GB","type":"company","lineage":["https://openalex.org/I114321285","https://openalex.org/I4210110524"]},"years":[2017,2016]},{"institution":{"id":"https://openalex.org/I114531698","ror":"https://ror.org/0112mx960","display_name":"Tokyo Institute of Technology","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698","https://openalex.org/I4400009020"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I18014758","ror":"https://ror.org/0213rcc28","display_name":"Simon Fraser University","country_code":"CA","type":"education","lineage":["https://openalex.org/I18014758"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I4210110524","ror":"https://ror.org/01nks1c62","display_name":"Nissan (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210110524"]},"years":[2024,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006]},{"institution":{"id":"https://openalex.org/I4210159778","ror":"https://ror.org/04mte1k06","display_name":"National Research Council Canada","country_code":"CA","type":"government","lineage":["https://openalex.org/I4210159778"]},"years":[2010]}],"last_known_institutions":[{"id":"https://openalex.org/I4210110524","ror":"https://ror.org/01nks1c62","display_name":"Nissan (Japan)","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210110524"]}],"topics":[{"id":"https://openalex.org/T10409","display_name":"Fuel Cells and Related Materials","count":74,"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/T10030","display_name":"Electrocatalysts for Energy Conversion","count":70,"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/T10311","display_name":"Advancements in Solid Oxide Fuel Cells","count":45,"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/T10192","display_name":"Catalytic Processes in Materials Science","count":13,"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/T10281","display_name":"Advanced Battery Materials and Technologies","count":8,"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/T10409","display_name":"Fuel Cells and Related Materials","value":0.0002978,"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/T10311","display_name":"Advancements in Solid Oxide Fuel Cells","value":0.000204,"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/T10030","display_name":"Electrocatalysts for Energy Conversion","value":0.0001526,"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/T12074","display_name":"Membrane-based Ion Separation Techniques","value":6.61e-05,"subfield":{"id":"https://openalex.org/subfields/1506","display_name":"Filtration and Separation"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10192","display_name":"Catalytic Processes in Materials Science","value":3.51e-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"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9620449542999268},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.905638575553894},{"id":"161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","score":0.8300927877426147},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.43572378158569336},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.26686692237854004}],"counts_by_year":[{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2007,"works_count":5,"oa_works_count":5,"cited_by_count":0},{"year":2008,"works_count":7,"oa_works_count":4,"cited_by_count":0},{"year":2009,"works_count":10,"oa_works_count":7,"cited_by_count":0},{"year":2010,"works_count":10,"oa_works_count":5,"cited_by_count":0},{"year":2011,"works_count":7,"oa_works_count":4,"cited_by_count":0},{"year":2012,"works_count":4,"oa_works_count":3,"cited_by_count":84},{"year":2013,"works_count":5,"oa_works_count":2,"cited_by_count":117},{"year":2014,"works_count":5,"oa_works_count":0,"cited_by_count":120},{"year":2015,"works_count":5,"oa_works_count":0,"cited_by_count":118},{"year":2016,"works_count":7,"oa_works_count":0,"cited_by_count":146},{"year":2017,"works_count":6,"oa_works_count":0,"cited_by_count":187},{"year":2018,"works_count":1,"oa_works_count":0,"cited_by_count":221},{"year":2019,"works_count":2,"oa_works_count":1,"cited_by_count":183},{"year":2020,"works_count":2,"oa_works_count":1,"cited_by_count":247},{"year":2021,"works_count":3,"oa_works_count":2,"cited_by_count":332},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":366},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":367},{"year":2024,"works_count":2,"oa_works_count":1,"cited_by_count":403},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":392},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":290}],"display_name_alternatives":["A. Ohma","Atsushi OHMA","Atsushi Ohma","Ohma Atsushi"],"block_key":"a ohma","works_api_url":"https://api.openalex.org/works?filter=author.id:A5053285121","updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}
