{"id":"https://openalex.org/A5113655841","orcid":null,"observed_orcids":[],"display_name":"Detlev Michael Hofmann","raw_author_names":["Detlev Hofmann","Detlev M Hofmann","Detlev M. Hofmann","Detlev Michael Hofmann","Hofmann, Detlev"],"full_name":"Detlev Michael Hofmann","works_count":56,"cited_by_count":2123,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":15,"i10_index":24},"ids":{"openalex":"https://openalex.org/A5113655841","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I121797337","ror":"https://ror.org/027bh9e22","display_name":"Leiden University","country_code":"NL","type":"education","lineage":["https://openalex.org/I121797337"]},"years":[2004]},{"institution":{"id":"https://openalex.org/I200763008","ror":"https://ror.org/033eqas34","display_name":"Justus-Liebig-Universit\u00e4t Gie\u00dfen","country_code":"DE","type":"education","lineage":["https://openalex.org/I200763008"]},"years":[2023,2022,2021,2020,2018,2017,2016,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,2003,2002,2001,1999]},{"institution":{"id":"https://openalex.org/I206945453","ror":"https://ror.org/058kzsd48","display_name":"Paderborn University","country_code":"DE","type":"education","lineage":["https://openalex.org/I206945453"]},"years":[2007,1985]},{"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":[1999,1993]},{"institution":{"id":"https://openalex.org/I95568926","ror":"https://ror.org/05dkdaa55","display_name":"Ioffe Institute","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210096333","https://openalex.org/I95568926"]},"years":[1999]}],"last_known_institutions":[{"id":"https://openalex.org/I200763008","ror":"https://ror.org/033eqas34","display_name":"Justus-Liebig-Universit\u00e4t Gie\u00dfen","country_code":"DE","type":"education","lineage":["https://openalex.org/I200763008"]}],"topics":[{"id":"https://openalex.org/T10090","display_name":"ZnO doping and properties","count":23,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10099","display_name":"GaN-based semiconductor devices and materials","count":16,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter 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/T10049","display_name":"Magnetic properties of thin films","count":13,"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"}},{"id":"https://openalex.org/T11853","display_name":"Semiconductor materials and interfaces","count":12,"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"}},{"id":"https://openalex.org/T12381","display_name":"Electron Spin Resonance Studies","count":8,"subfield":{"id":"https://openalex.org/subfields/1304","display_name":"Biophysics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12529","display_name":"Ga2O3 and related materials","value":0.0001086,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10090","display_name":"ZnO doping and properties","value":0.000106,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10099","display_name":"GaN-based semiconductor devices and materials","value":6.89e-05,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter 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/T12405","display_name":"Characterization and Applications of Magnetic Nanoparticles","value":6.13e-05,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T12381","display_name":"Electron Spin Resonance Studies","value":5.6e-05,"subfield":{"id":"https://openalex.org/subfields/1304","display_name":"Biophysics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.9209374785423279},{"id":"49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","score":0.6821731328964233},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.527707040309906},{"id":"171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","score":0.4839323163032532},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.41763561964035034}],"counts_by_year":[{"year":1985,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2001,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2003,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":1,"cited_by_count":63},{"year":2013,"works_count":1,"oa_works_count":1,"cited_by_count":78},{"year":2014,"works_count":1,"oa_works_count":1,"cited_by_count":74},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":59},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":60},{"year":2017,"works_count":5,"oa_works_count":0,"cited_by_count":73},{"year":2018,"works_count":2,"oa_works_count":0,"cited_by_count":61},{"year":2019,"works_count":1,"oa_works_count":0,"cited_by_count":59},{"year":2020,"works_count":2,"oa_works_count":1,"cited_by_count":67},{"year":2021,"works_count":4,"oa_works_count":2,"cited_by_count":132},{"year":2022,"works_count":2,"oa_works_count":1,"cited_by_count":143},{"year":2023,"works_count":5,"oa_works_count":0,"cited_by_count":154},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":169},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":191},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":170}],"display_name_alternatives":["Detlev Hofmann","Detlev M Hofmann","Detlev M. Hofmann","Detlev Michael Hofmann","Hofmann, Detlev"],"block_key":"d hofmann","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113655841","updated_date":"2026-11-04T11:47:51","created_date":"2016-06-24T00:00:00"}