{"id":"https://openalex.org/A5037334342","orcid":null,"observed_orcids":[],"display_name":"H. Onuma","raw_author_names":["H Onuma","H. ONUMA","H. Onuma","Onuma, H."],"full_name":"Hajime Onuma","works_count":45,"cited_by_count":1017,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":12,"i10_index":15},"ids":{"openalex":"https://openalex.org/A5037334342","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I146516829","ror":"https://ror.org/02syg0q74","display_name":"Hirosaki University","country_code":"JP","type":"education","lineage":["https://openalex.org/I146516829"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I180203408","ror":"https://ror.org/03zyp6p76","display_name":"Yokohama National University","country_code":"JP","type":"education","lineage":["https://openalex.org/I180203408"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I19820366","ror":"https://ror.org/034t30j35","display_name":"Chinese Academy of Sciences","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},"years":[2010,2006]},{"institution":{"id":"https://openalex.org/I4210137180","ror":"https://ror.org/03v8tnc06","display_name":"Institute of High Energy Physics","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210137180"]},"years":[2010,2006]},{"institution":{"id":"https://openalex.org/I72253084","ror":"https://ror.org/02evnh647","display_name":"Saitama University","country_code":"JP","type":"education","lineage":["https://openalex.org/I72253084"]},"years":[2013,2009,2008,2007,2006,2005,2004]},{"institution":{"id":"https://openalex.org/I94611258","ror":"https://ror.org/004rbbw49","display_name":"Hebei Normal University","country_code":"CN","type":"education","lineage":["https://openalex.org/I94611258"]},"years":[2006]}],"last_known_institutions":[{"id":"https://openalex.org/I72253084","ror":"https://ror.org/02evnh647","display_name":"Saitama University","country_code":"JP","type":"education","lineage":["https://openalex.org/I72253084"]}],"topics":[{"id":"https://openalex.org/T10818","display_name":"Astrophysics and Cosmic Phenomena","count":45,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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/T11090","display_name":"Dark Matter and Cosmic Phenomena","count":34,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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/T10921","display_name":"Neutrino Physics Research","count":15,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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/T11323","display_name":"Gamma-ray bursts and supernovae","count":15,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10251","display_name":"Solar and Space Plasma Dynamics","count":12,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T11090","display_name":"Dark Matter and Cosmic Phenomena","value":0.0002232,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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/T10818","display_name":"Astrophysics and Cosmic Phenomena","value":0.0001232,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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/T10921","display_name":"Neutrino Physics Research","value":7.12e-05,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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/T11323","display_name":"Gamma-ray bursts and supernovae","value":5.83e-05,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T11044","display_name":"Particle Detector Development and Performance","value":1.4e-05,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.9615889191627502},{"id":"111309251","wikidata":"https://www.wikidata.org/wiki/Q11547","display_name":"Cosmic ray","score":0.9377037882804871},{"id":"151456734","wikidata":"https://www.wikidata.org/wiki/Q1316958","display_name":"Air shower","score":0.9332445859909058},{"id":"44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","score":0.7189494371414185},{"id":"1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","score":0.663987934589386}],"counts_by_year":[{"year":2004,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2005,"works_count":19,"oa_works_count":10,"cited_by_count":0},{"year":2006,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":2007,"works_count":8,"oa_works_count":5,"cited_by_count":0},{"year":2008,"works_count":7,"oa_works_count":2,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":60},{"year":2013,"works_count":2,"oa_works_count":2,"cited_by_count":81},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":51},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":67},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":52},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":61},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":40},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":67},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":38},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":33},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":41},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":45},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":49},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":46},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":27}],"display_name_alternatives":["H Onuma","H. ONUMA","H. Onuma","Onuma, H."],"block_key":"h onuma","works_api_url":"https://api.openalex.org/works?filter=author.id:A5037334342","updated_date":"2026-11-05T13:29:08","created_date":"2016-06-24T00:00:00"}