{"id":"https://openalex.org/A5017159294","orcid":null,"observed_orcids":[],"display_name":"Joachim J\u00e4hne","raw_author_names":["J J\u00e4hne","J. Jahne","J. J\u00e4hne","JOACHIM J\u00c4HNE","Joachim Jahne","Joachim J\u00e4hne","Joachim J\u0101hne","J\u00e4hne, Joachim","J\u00e4hne, Joachim 1959-"],"full_name":"Joachim J\u00e4hne","works_count":211,"cited_by_count":1107,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":17,"i10_index":27},"ids":{"openalex":"https://openalex.org/A5017159294","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1311742562","ror":"https://ror.org/00ew91p29","display_name":"German Society of Surgery","country_code":"DE","type":"other","lineage":["https://openalex.org/I1311742562"]},"years":[2020]},{"institution":{"id":"https://openalex.org/I1334819555","ror":"https://ror.org/02yrq0923","display_name":"Memorial Sloan Kettering Cancer Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1334819555"]},"years":[1991]},{"institution":{"id":"https://openalex.org/I2802619606","ror":"https://ror.org/04jc43x05","display_name":"TUM Klinikum","country_code":"DE","type":"healthcare","lineage":["https://openalex.org/I2802619606","https://openalex.org/I62916508"]},"years":[1988]},{"institution":{"id":"https://openalex.org/I34809795","ror":"https://ror.org/00f2yqf98","display_name":"Medizinische Hochschule Hannover","country_code":"DE","type":"education","lineage":["https://openalex.org/I34809795"]},"years":[2009,2008,2000,1998,1997,1996,1995,1994,1993,1992,1990,1989]},{"institution":{"id":"https://openalex.org/I4210099011","ror":"https://ror.org/01s3w8y48","display_name":"St\u00e4dtisches Klinikum Solingen","country_code":"DE","type":"healthcare","lineage":["https://openalex.org/I4210099011"]},"years":[1998]},{"institution":{"id":"https://openalex.org/I4210106969","ror":"https://ror.org/01brm2x11","display_name":"Diakovere","country_code":"DE","type":"nonprofit","lineage":["https://openalex.org/I4210106969"]},"years":[2022,2021,2020,2019,2017]},{"institution":{"id":"https://openalex.org/I62916508","ror":"https://ror.org/02kkvpp62","display_name":"Technical University of Munich","country_code":"DE","type":"education","lineage":["https://openalex.org/I62916508"]},"years":[1988]},{"institution":{"id":"https://openalex.org/I68956291","ror":"https://ror.org/05gqaka33","display_name":"Martin Luther University Halle-Wittenberg","country_code":"DE","type":"education","lineage":["https://openalex.org/I68956291"]},"years":[2006]}],"last_known_institutions":[{"id":"https://openalex.org/I4210106969","ror":"https://ror.org/01brm2x11","display_name":"Diakovere","country_code":"DE","type":"nonprofit","lineage":["https://openalex.org/I4210106969"]}],"topics":[{"id":"https://openalex.org/T10696","display_name":"Gastric Cancer Management and Outcomes","count":86,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T10619","display_name":"Esophageal Cancer Research and Treatment","count":62,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T12064","display_name":"Intraperitoneal and Appendiceal Malignancies","count":43,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T10231","display_name":"Pancreatic and Hepatic Oncology Research","count":19,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T11658","display_name":"Esophageal and GI Pathology","count":16,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T12064","display_name":"Intraperitoneal and Appendiceal Malignancies","value":0.0002899,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T10619","display_name":"Esophageal Cancer Research and Treatment","value":0.0002306,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T10696","display_name":"Gastric Cancer Management and Outcomes","value":0.0001873,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T13279","display_name":"Safe Handling of Antineoplastic Drugs","value":0.000141,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"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/T12333","display_name":"Abdominal Surgery and Complications","value":6.85e-05,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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":0.9899575710296631},{"id":"29456083","wikidata":"https://www.wikidata.org/wiki/Q1221899","display_name":"Gynecology","score":0.8301844596862793},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.7025772929191589},{"id":"121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","score":0.6873489022254944},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.5828611254692078}],"counts_by_year":[{"year":1988,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":11,"oa_works_count":1,"cited_by_count":0},{"year":1990,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":1995,"works_count":7,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":12,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":13,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":9,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":8,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":7,"oa_works_count":5,"cited_by_count":0},{"year":2010,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2011,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2012,"works_count":22,"oa_works_count":15,"cited_by_count":32},{"year":2013,"works_count":19,"oa_works_count":14,"cited_by_count":25},{"year":2014,"works_count":19,"oa_works_count":15,"cited_by_count":30},{"year":2015,"works_count":9,"oa_works_count":9,"cited_by_count":37},{"year":2016,"works_count":2,"oa_works_count":1,"cited_by_count":54},{"year":2017,"works_count":3,"oa_works_count":1,"cited_by_count":24},{"year":2018,"works_count":2,"oa_works_count":0,"cited_by_count":34},{"year":2019,"works_count":4,"oa_works_count":2,"cited_by_count":41},{"year":2020,"works_count":6,"oa_works_count":4,"cited_by_count":62},{"year":2021,"works_count":3,"oa_works_count":1,"cited_by_count":68},{"year":2022,"works_count":2,"oa_works_count":2,"cited_by_count":65},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":62},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":57},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":43},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":29}],"display_name_alternatives":["J J\u00e4hne","J. Jahne","J. J\u00e4hne","JOACHIM J\u00c4HNE","Joachim Jahne","Joachim J\u00e4hne","Joachim J\u0101hne","J\u00e4hne, Joachim","J\u00e4hne, Joachim 1959-"],"block_key":"j jahne","works_api_url":"https://api.openalex.org/works?filter=author.id:A5017159294","updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}