{"id":"https://openalex.org/A5111884926","orcid":null,"observed_orcids":[],"display_name":"W. Hummel","raw_author_names":["Hummel, W.","Hummel, Wolfgang","W Hummel","W. Hummel","Wolfgang Hummel","Wolfgang. Hummel"],"full_name":"Hummel, Wolfgang","works_count":147,"cited_by_count":2707,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":25,"i10_index":46},"ids":{"openalex":"https://openalex.org/A5111884926","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I118564535","ror":"https://ror.org/02k7v4d05","display_name":"University of Bern","country_code":"CH","type":"education","lineage":["https://openalex.org/I118564535"]},"years":[1990,1988]},{"institution":{"id":"https://openalex.org/I1321434546","ror":"https://ror.org/01qtasp15","display_name":"European Southern Observatory","country_code":"DE","type":"facility","lineage":["https://openalex.org/I1321434546"]},"years":[2020,2019,2018,2017,2016,2015,2014,2012,2011,2010,2008,2007,2006,2005,2004,2003,2002,2001]},{"institution":{"id":"https://openalex.org/I13469542","ror":"https://ror.org/006e5kg04","display_name":"Vrije Universiteit Brussel","country_code":"BE","type":"education","lineage":["https://openalex.org/I13469542"]},"years":[1996,1994]},{"institution":{"id":"https://openalex.org/I2802229908","ror":"https://ror.org/03eh3y714","display_name":"Paul Scherrer Institute","country_code":"CH","type":"facility","lineage":["https://openalex.org/I2799323385","https://openalex.org/I2802229908"]},"years":[2023,2020,2019,2018,2017,2015,2010,2008,2007,2005,2004,2003,2002,2001,2000,1999,1995,1992]},{"institution":{"id":"https://openalex.org/I4210129531","ror":"https://ror.org/0377t1328","display_name":"European Southern Observatory","country_code":"CL","type":"facility","lineage":["https://openalex.org/I4210129531"]},"years":[2020,2014,2008,2004,2002]},{"institution":{"id":"https://openalex.org/I8204097","ror":"https://ror.org/05591te55","display_name":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen","country_code":"DE","type":"education","lineage":["https://openalex.org/I8204097"]},"years":[2008,2001,2000,1998]},{"institution":{"id":"https://openalex.org/I904495901","ror":"https://ror.org/04tsk2644","display_name":"Ruhr University Bochum","country_code":"DE","type":"education","lineage":["https://openalex.org/I904495901"]},"years":[2008,1994]}],"last_known_institutions":[{"id":"https://openalex.org/I2802229908","ror":"https://ror.org/03eh3y714","display_name":"Paul Scherrer Institute","country_code":"CH","type":"facility","lineage":["https://openalex.org/I2799323385","https://openalex.org/I2802229908"]}],"topics":[{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","count":69,"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/T12917","display_name":"Astronomy and Astrophysical Research","count":52,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"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/T10477","display_name":"Astrophysics and Star Formation Studies","count":44,"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/T10744","display_name":"Astrophysical Phenomena and Observations","count":33,"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/T10973","display_name":"Radioactive element chemistry and processing","count":32,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T14054","display_name":"Humic Substances and Bio-Organic Studies","value":0.0002508,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T14163","display_name":"Astronomical Observations and Instrumentation","value":0.0001577,"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/T10973","display_name":"Radioactive element chemistry and processing","value":0.0001206,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10477","display_name":"Astrophysics and Star Formation Studies","value":0.0001022,"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/T11484","display_name":"Adaptive optics and wavefront sensing","value":0.0001012,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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":0.9668896198272705},{"id":"44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","score":0.9073107242584229},{"id":"150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","score":0.905278205871582},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.8678311705589294},{"id":"1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","score":0.6282835602760315}],"counts_by_year":[{"year":1988,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1990,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":1993,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":6,"oa_works_count":2,"cited_by_count":0},{"year":1995,"works_count":10,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":1997,"works_count":8,"oa_works_count":2,"cited_by_count":0},{"year":1998,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":11,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":14,"oa_works_count":4,"cited_by_count":0},{"year":2001,"works_count":4,"oa_works_count":3,"cited_by_count":0},{"year":2002,"works_count":7,"oa_works_count":2,"cited_by_count":0},{"year":2003,"works_count":5,"oa_works_count":3,"cited_by_count":0},{"year":2004,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":4,"oa_works_count":3,"cited_by_count":0},{"year":2006,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":6,"oa_works_count":3,"cited_by_count":0},{"year":2008,"works_count":9,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":1,"cited_by_count":103},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":114},{"year":2014,"works_count":5,"oa_works_count":0,"cited_by_count":84},{"year":2015,"works_count":3,"oa_works_count":2,"cited_by_count":96},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":112},{"year":2017,"works_count":7,"oa_works_count":5,"cited_by_count":117},{"year":2018,"works_count":2,"oa_works_count":1,"cited_by_count":117},{"year":2019,"works_count":4,"oa_works_count":4,"cited_by_count":124},{"year":2020,"works_count":2,"oa_works_count":2,"cited_by_count":165},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":149},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":123},{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":144},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":104},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":125},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":74}],"display_name_alternatives":["Hummel, W.","Hummel, Wolfgang","W Hummel","W. Hummel","Wolfgang Hummel","Wolfgang. Hummel"],"block_key":"w hummel","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111884926","updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}
