{"id":"https://openalex.org/A5001007263","orcid":null,"observed_orcids":[],"display_name":"Gerd Rippen","raw_author_names":["G Rippen","G. Rippen","Gerd Rippen","Rippen, Gerd"],"full_name":"Gerd Rippen","works_count":35,"cited_by_count":1091,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":14,"i10_index":14},"ids":{"openalex":"https://openalex.org/A5001007263","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I31512782","ror":"https://ror.org/05n911h24","display_name":"Technische Universit\u00e4t Darmstadt","country_code":"DE","type":"education","lineage":["https://openalex.org/I31512782"]},"years":[1999]},{"institution":{"id":"https://openalex.org/I4210128716","ror":"https://ror.org/0329ynx05","display_name":"German Environment Agency","country_code":"DE","type":"funder","lineage":["https://openalex.org/I4210128716"]},"years":[1982]},{"institution":{"id":"https://openalex.org/I4210165763","ror":"https://ror.org/01kdvym37","display_name":"Battelle-Institut ev","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210165763"]},"years":[1992,1991,1987,1986,1984,1982,1980,1979]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10122","display_name":"Toxic Organic Pollutants Impact","count":16,"subfield":{"id":"https://openalex.org/subfields/2307","display_name":"Health, Toxicology and Mutagenesis"},"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/T13793","display_name":"Environmental and Analytical Chemistry Studies","count":11,"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/T11180","display_name":"Pesticide and Herbicide Environmental Studies","count":10,"subfield":{"id":"https://openalex.org/subfields/2310","display_name":"Pollution"},"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/T10447","display_name":"Environmental Toxicology and Ecotoxicology","count":9,"subfield":{"id":"https://openalex.org/subfields/2307","display_name":"Health, Toxicology and Mutagenesis"},"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/T13092","display_name":"Environmental Chemistry and Analysis","count":6,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"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/T11869","display_name":"Per- and polyfluoroalkyl substances research","value":8.06e-05,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"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/T13563","display_name":"Chemical Analysis and Environmental Impact","value":7.39e-05,"subfield":{"id":"https://openalex.org/subfields/2307","display_name":"Health, Toxicology and Mutagenesis"},"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/T10122","display_name":"Toxic Organic Pollutants Impact","value":5.59e-05,"subfield":{"id":"https://openalex.org/subfields/2307","display_name":"Health, Toxicology and Mutagenesis"},"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/T13092","display_name":"Environmental Chemistry and Analysis","value":3.87e-05,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"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/T11180","display_name":"Pesticide and Herbicide Environmental Studies","value":3.54e-05,"subfield":{"id":"https://openalex.org/subfields/2310","display_name":"Pollution"},"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":"107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","score":0.7579772472381592},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.74387127161026},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.6783851981163025},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.2875075340270996},{"id":"18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","score":0.2374723255634308}],"counts_by_year":[{"year":1979,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1980,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1982,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1984,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1986,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1994,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1995,"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":1999,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":0,"cited_by_count":20},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2014,"works_count":2,"oa_works_count":0,"cited_by_count":5},{"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":8},{"year":2018,"works_count":4,"oa_works_count":0,"cited_by_count":3},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2023,"works_count":2,"oa_works_count":2,"cited_by_count":24},{"year":2024,"works_count":1,"oa_works_count":0,"cited_by_count":123},{"year":2025,"works_count":2,"oa_works_count":2,"cited_by_count":223},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":242}],"display_name_alternatives":["G Rippen","G. Rippen","Gerd Rippen","Rippen, Gerd"],"block_key":"g rippen","works_api_url":"https://api.openalex.org/works?filter=author.id:A5001007263","updated_date":"2026-11-09T14:06:01","created_date":"2016-06-24T00:00:00"}
