{"id":"https://openalex.org/A5027137243","orcid":null,"observed_orcids":[],"display_name":"Karl Hille","raw_author_names":["Hille, Karl","Hille, Karl B.","Hille, Karl,    1883-","K Hille","K. Hille","Karl Hille"],"full_name":"Hille, Karl B.","works_count":859,"cited_by_count":98,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":4,"i10_index":2},"ids":{"openalex":"https://openalex.org/A5027137243","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I4210094678","ror":"https://ror.org/00nvxt968","display_name":"Universit\u00e4tsklinikum des Saarlandes","country_code":"DE","type":"healthcare","lineage":["https://openalex.org/I4210094678"]},"years":[2005,1997]},{"institution":{"id":"https://openalex.org/I4665924","ror":"https://ror.org/03zdwsf69","display_name":"University of Rostock","country_code":"DE","type":"education","lineage":["https://openalex.org/I4665924"]},"years":[1926]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","count":248,"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/T10026","display_name":"Galaxies: Formation, Evolution, Phenomena","count":219,"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/T10325","display_name":"Astro and Planetary Science","count":187,"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/T12449","display_name":"Spacecraft Design and Technology","count":169,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10406","display_name":"Planetary Science and Exploration","count":165,"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/T14329","display_name":"Science and Climate Studies","value":0.0006974,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12449","display_name":"Spacecraft Design and Technology","value":0.0006144,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10406","display_name":"Planetary Science and Exploration","value":0.0004599,"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/T13703","display_name":"Attention Economy in Education and Business","value":0.0004411,"subfield":{"id":"https://openalex.org/subfields/1408","display_name":"Strategy and Management"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12717","display_name":"Space exploration and regulation","value":0.0003478,"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"}}],"x_concepts":[{"id":"87355193","wikidata":"https://www.wikidata.org/wiki/Q411","display_name":"Astrobiology","score":0.875786304473877},{"id":"1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","score":0.7038300037384033},{"id":"205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","score":0.652224063873291},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.604464590549469},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.5340045690536499}],"counts_by_year":[{"year":1902,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1911,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1926,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1927,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1983,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":7,"oa_works_count":1,"cited_by_count":0},{"year":2013,"works_count":74,"oa_works_count":0,"cited_by_count":0},{"year":2014,"works_count":77,"oa_works_count":0,"cited_by_count":2},{"year":2015,"works_count":166,"oa_works_count":0,"cited_by_count":1},{"year":2016,"works_count":140,"oa_works_count":1,"cited_by_count":9},{"year":2017,"works_count":152,"oa_works_count":0,"cited_by_count":10},{"year":2018,"works_count":116,"oa_works_count":0,"cited_by_count":9},{"year":2019,"works_count":62,"oa_works_count":0,"cited_by_count":5},{"year":2020,"works_count":42,"oa_works_count":0,"cited_by_count":9},{"year":2021,"works_count":14,"oa_works_count":0,"cited_by_count":16},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":3}],"display_name_alternatives":["Hille, Karl","Hille, Karl B.","Hille, Karl,    1883-","K Hille","K. Hille","Karl Hille"],"block_key":"k hille","works_api_url":"https://api.openalex.org/works?filter=author.id:A5027137243","updated_date":"2026-10-29T12:27:34","created_date":"2016-06-24T00:00:00"}