{"id":"https://openalex.org/A5050006735","orcid":"https://orcid.org/0009-0008-6038-4460","observed_orcids":["https://orcid.org/0009-0008-6038-4460"],"display_name":"Takumi Hatta","raw_author_names":["Takumi Hatta","\u516b\u7530,\u62d3\u6d77"],"full_name":"Hatta, Takumi","works_count":30,"cited_by_count":130,"summary_stats":{"2yr_mean_citedness":0.7142857142857143,"h_index":8,"i10_index":7},"ids":{"openalex":"https://openalex.org/A5050006735","orcid":"https://orcid.org/0009-0008-6038-4460","observed_orcids":["https://orcid.org/0009-0008-6038-4460"]},"affiliations":[{"institution":{"id":"https://openalex.org/I104946051","ror":"https://ror.org/05jk51a88","display_name":"Nihon University","country_code":"JP","type":"education","lineage":["https://openalex.org/I104946051"]},"years":[2026,2025,2024,2022,2021,2020,2019,2018,2017,2016,2015]},{"institution":{"id":"https://openalex.org/I4210165180","ror":"https://ror.org/05qm99d82","display_name":"Nihon University Itabashi Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210165180"]},"years":[2026]}],"last_known_institutions":[{"id":"https://openalex.org/I104946051","ror":"https://ror.org/05jk51a88","display_name":"Nihon University","country_code":"JP","type":"education","lineage":["https://openalex.org/I104946051"]},{"id":"https://openalex.org/I4210165180","ror":"https://ror.org/05qm99d82","display_name":"Nihon University Itabashi Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210165180"]}],"topics":[{"id":"https://openalex.org/T10372","display_name":"Cardiac Imaging and Diagnostics","count":19,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10821","display_name":"Cardiovascular Function and Risk Factors","count":14,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10598","display_name":"Cardiac pacing and defibrillation studies","count":9,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10193","display_name":"Coronary Interventions and Diagnostics","count":5,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11638","display_name":"Cardiac tumors and thrombi","count":4,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10372","display_name":"Cardiac Imaging and Diagnostics","value":3.34e-05,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10821","display_name":"Cardiovascular Function and Risk Factors","value":3.27e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10598","display_name":"Cardiac pacing and defibrillation studies","value":3.24e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11638","display_name":"Cardiac tumors and thrombi","value":2.15e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12082","display_name":"Takotsubo Cardiomyopathy and Associated Phenomena","value":2.04e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9775999784469604},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.8771429061889648},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.8100643157958984},{"id":"2778213512","wikidata":"https://www.wikidata.org/wiki/Q844935","display_name":"Coronary artery disease","score":0.799500584602356},{"id":"2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","score":0.7831000089645386}],"counts_by_year":[{"year":2015,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2016,"works_count":1,"oa_works_count":1,"cited_by_count":1},{"year":2017,"works_count":1,"oa_works_count":1,"cited_by_count":2},{"year":2018,"works_count":3,"oa_works_count":3,"cited_by_count":2},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":2},{"year":2020,"works_count":3,"oa_works_count":3,"cited_by_count":9},{"year":2021,"works_count":3,"oa_works_count":3,"cited_by_count":14},{"year":2022,"works_count":2,"oa_works_count":0,"cited_by_count":25},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":13},{"year":2024,"works_count":3,"oa_works_count":3,"cited_by_count":24},{"year":2025,"works_count":3,"oa_works_count":1,"cited_by_count":21},{"year":2026,"works_count":8,"oa_works_count":4,"cited_by_count":17}],"display_name_alternatives":["Takumi Hatta","\u516b\u7530,\u62d3\u6d77"],"block_key":"t hatta","works_api_url":"https://api.openalex.org/works?filter=author.id:A5050006735","updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}