{"id":"https://openalex.org/A5023975656","orcid":"https://orcid.org/0000-0001-7524-5908","observed_orcids":["https://orcid.org/0000-0001-7524-5908"],"display_name":"C\u00e1tia Milene Ehlert von Ahn","raw_author_names":["Catia Ehlert von Ahn","Catia M. E. von Ahn","Catia M. Ehlert von Ahn","Catia M.E. von Ahn","Catia Milene Ehlert von Ahn","C\u00e1tia Ehlert Von Ahn","C\u00e1tia M. E. von Ahn","C\u00e1tia M. Ehlert von Ahn","C\u00e1tia M.E. von Ahn","C\u00e1tia Milene E. von Ahn","C\u00e1tia Milene Ehlert von Ahn","C\u00e1tia Milne Ehlert von Ahn","C\u00e1tia von Ahn","Ehlert von Ahn, C\u00e1tia Milene","von Ahn, C\u00e1tia M. Ehlert"],"full_name":"C\u00e1tia Milene Ehlert von Ahn","works_count":40,"cited_by_count":259,"summary_stats":{"2yr_mean_citedness":2.6666666666666665,"h_index":9,"i10_index":9},"ids":{"openalex":"https://openalex.org/A5023975656","orcid":"https://orcid.org/0000-0001-7524-5908","observed_orcids":["https://orcid.org/0000-0001-7524-5908"]},"affiliations":[{"institution":{"id":"https://openalex.org/I2799883060","ror":"https://ror.org/019w00969","display_name":"Leibniz Centre for Tropical Marine Research","country_code":"DE","type":"facility","lineage":["https://openalex.org/I2799883060","https://openalex.org/I315704651"]},"years":[2026,2024]},{"institution":{"id":"https://openalex.org/I2800614204","ror":"https://ror.org/03xh9nq73","display_name":"Leibniz Institute for Baltic Sea Research Warnem\u00fcnde","country_code":"DE","type":"facility","lineage":["https://openalex.org/I2800614204","https://openalex.org/I315704651"]},"years":[2026,2024,2023,2022,2021,2020]}],"last_known_institutions":[{"id":"https://openalex.org/I2799883060","ror":"https://ror.org/019w00969","display_name":"Leibniz Centre for Tropical Marine Research","country_code":"DE","type":"facility","lineage":["https://openalex.org/I2799883060","https://openalex.org/I315704651"]},{"id":"https://openalex.org/I2800614204","ror":"https://ror.org/03xh9nq73","display_name":"Leibniz Institute for Baltic Sea Research Warnem\u00fcnde","country_code":"DE","type":"facility","lineage":["https://openalex.org/I2800614204","https://openalex.org/I315704651"]}],"topics":[{"id":"https://openalex.org/T10398","display_name":"Groundwater and Isotope Geochemistry","count":38,"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/T12773","display_name":"Water Quality and Resources Studies","count":20,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"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/T10894","display_name":"Groundwater flow and contamination studies","count":18,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"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/T10032","display_name":"Marine Plankton and Biogeochemistry","count":9,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"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/T12073","display_name":"Isotope Analysis in Ecology","count":7,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10398","display_name":"Groundwater and Isotope Geochemistry","value":0.0001727,"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/T12073","display_name":"Isotope Analysis in Ecology","value":8.18e-05,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"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/T10894","display_name":"Groundwater flow and contamination studies","value":5.63e-05,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"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/T12091","display_name":"Peatlands and Wetlands Ecology","value":5.3e-05,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"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/T12773","display_name":"Water Quality and Resources Studies","value":4.58e-05,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"76177295","wikidata":"https://www.wikidata.org/wiki/Q161598","display_name":"Groundwater","score":0.889892578125},{"id":"111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","score":0.7238717675209045},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.6772128343582153},{"id":"127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","score":0.650600016117096},{"id":"187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","score":0.1488950252532959}],"counts_by_year":[{"year":2019,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2020,"works_count":4,"oa_works_count":3,"cited_by_count":1},{"year":2021,"works_count":5,"oa_works_count":5,"cited_by_count":7},{"year":2022,"works_count":8,"oa_works_count":8,"cited_by_count":27},{"year":2023,"works_count":6,"oa_works_count":5,"cited_by_count":36},{"year":2024,"works_count":7,"oa_works_count":7,"cited_by_count":38},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":64},{"year":2026,"works_count":7,"oa_works_count":7,"cited_by_count":86}],"display_name_alternatives":["Catia Ehlert von Ahn","Catia M. E. von Ahn","Catia M. Ehlert von Ahn","Catia M.E. von Ahn","Catia Milene Ehlert von Ahn","C\u00e1tia Ehlert Von Ahn","C\u00e1tia M. E. von Ahn","C\u00e1tia M. Ehlert von Ahn","C\u00e1tia M.E. von Ahn","C\u00e1tia Milene E. von Ahn","C\u00e1tia Milene Ehlert von Ahn","C\u00e1tia Milne Ehlert von Ahn","C\u00e1tia von Ahn","Ehlert von Ahn, C\u00e1tia Milene","von Ahn, C\u00e1tia M. Ehlert"],"block_key":"c ehlert von ahn","works_api_url":"https://api.openalex.org/works?filter=author.id:A5023975656","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5023975656","updated_date":"2026-11-15T13:39:34","created_date":"2020-03-23T00:00:00"}
