{"id":"https://openalex.org/A5033242811","orcid":null,"observed_orcids":[],"display_name":"Hermann Koehler","raw_author_names":["Hermann Koehler"],"full_name":"Hermann Koehler","works_count":6,"cited_by_count":209,"summary_stats":{"2yr_mean_citedness":1.0,"h_index":2,"i10_index":2},"ids":{"openalex":"https://openalex.org/A5033242811","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I4210107087","ror":"https://ror.org/01q8f6705","display_name":"BASF (Germany)","country_code":"DE","type":"company","lineage":["https://openalex.org/I4210107087"]},"years":[2025,2000]},{"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":[1999]}],"last_known_institutions":[{"id":"https://openalex.org/I4210107087","ror":"https://ror.org/01q8f6705","display_name":"BASF (Germany)","country_code":"DE","type":"company","lineage":["https://openalex.org/I4210107087"]}],"topics":[{"id":"https://openalex.org/T10001","display_name":"Geological and Geochemical Analysis","count":2,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10274","display_name":"Heterocyclic Compound Synthesis and Bioactivity","count":2,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic 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/T12325","display_name":"Urban Design and Spatial Analysis","count":2,"subfield":{"id":"https://openalex.org/subfields/3322","display_name":"Urban Studies"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T14099","display_name":"Synthesis and Characterization of Heterocyclic Compounds","count":2,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic 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/T14459","display_name":"Synthesis and Reactions of Organic Compounds","count":2,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic 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/T14459","display_name":"Synthesis and Reactions of Organic Compounds","value":3.54e-05,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic 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/T13404","display_name":"Geological and Tectonic Studies in Latin America","value":1.09e-05,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12325","display_name":"Urban Design and Spatial Analysis","value":1.07e-05,"subfield":{"id":"https://openalex.org/subfields/3322","display_name":"Urban Studies"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T14099","display_name":"Synthesis and Characterization of Heterocyclic Compounds","value":9.9e-06,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic 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/T11500","display_name":"Evacuation and Crowd Dynamics","value":9.4e-06,"subfield":{"id":"https://openalex.org/subfields/3311","display_name":"Safety Research"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"x_concepts":[{"id":"119889771","wikidata":"https://www.wikidata.org/wiki/Q898262","display_name":"Dehydrogenation","score":0.8766497373580933},{"id":"127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","score":0.8506512641906738},{"id":"17409809","wikidata":"https://www.wikidata.org/wiki/Q161764","display_name":"Geochemistry","score":0.8277360796928406},{"id":"161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","score":0.35429999232292175},{"id":"155647269","wikidata":"https://www.wikidata.org/wiki/Q243455","display_name":"Medicinal chemistry","score":0.3457435369491577}],"counts_by_year":[{"year":1996,"works_count":1,"oa_works_count":0,"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":2009,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":7},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":14},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":17},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":19},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2025,"works_count":1,"oa_works_count":0,"cited_by_count":5},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":10}],"display_name_alternatives":["Hermann Koehler"],"block_key":"h koehler","works_api_url":"https://api.openalex.org/works?filter=author.id:A5033242811","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5033242811","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}