{"id":"https://openalex.org/A5027250042","orcid":"https://orcid.org/0000-0002-3052-2470","observed_orcids":["https://orcid.org/0000-0002-3052-2470"],"display_name":"W.A.M. Hijnen","raw_author_names":["W A Hijnen","W Hijnen","W. A. Hijnen","W. A. M. HIJNEN","W. A. M. Hijnen","W. A.M. Hijnen,","W. Hijnen","W.A.M. Hijnen","Wim A. M. Hijnen","Wim A.M. Hijnen","Wim Hijnen"],"full_name":"Wim  A. M. Hijnen","works_count":87,"cited_by_count":4456,"summary_stats":{"2yr_mean_citedness":3.6,"h_index":29,"i10_index":47},"ids":{"openalex":"https://openalex.org/A5027250042","orcid":"https://orcid.org/0000-0002-3052-2470","observed_orcids":["https://orcid.org/0000-0002-3052-2470"]},"affiliations":[{"institution":{"id":"https://openalex.org/I31746571","ror":"https://ror.org/03r8z3t63","display_name":"UNSW Sydney","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]},"years":[2005]},{"institution":{"id":"https://openalex.org/I4210130574","ror":"https://ror.org/03c3drj60","display_name":"Evides (Netherlands)","country_code":"NL","type":"company","lineage":["https://openalex.org/I4210130574"]},"years":[2026,2024,2023,2021,2020,2019,2017]},{"institution":{"id":"https://openalex.org/I4210139073","ror":"https://ror.org/04f1mvy95","display_name":"KWR Water Research Institute","country_code":"NL","type":"other","lineage":["https://openalex.org/I4210139073"]},"years":[2024,2021,2020,2019,2017,2016,2014,2013,2012,2011,2010,2009,2007,2004,2003]},{"institution":{"id":"https://openalex.org/I4210156639","ror":"https://ror.org/05586rd65","display_name":"Kiwa","country_code":"NL","type":"other","lineage":["https://openalex.org/I4210156639"]},"years":[1989,1988,1985,1984,1981,1980]},{"institution":{"id":"https://openalex.org/I4396570477","ror":"https://ror.org/02gz3b342","display_name":"\u00c9cole nationale sup\u00e9rieure de chimie de Mulhouse","country_code":"FR","type":"education","lineage":["https://openalex.org/I4396570477"]},"years":[2009]}],"last_known_institutions":[{"id":"https://openalex.org/I4210130574","ror":"https://ror.org/03c3drj60","display_name":"Evides (Netherlands)","country_code":"NL","type":"company","lineage":["https://openalex.org/I4210130574"]}],"topics":[{"id":"https://openalex.org/T11493","display_name":"Water Treatment and Disinfection","count":74,"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/T11331","display_name":"Fecal contamination and water quality","count":58,"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/T11781","display_name":"Wastewater Treatment and Reuse","count":16,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Waste Management and Disposal"},"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/T10564","display_name":"Wastewater Treatment and Nitrogen Removal","count":15,"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/T11220","display_name":"Water Systems and Optimization","count":11,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11331","display_name":"Fecal contamination and water quality","value":0.0005217,"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/T11493","display_name":"Water Treatment and Disinfection","value":0.0004598,"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/T13563","display_name":"Chemical Analysis and Environmental Impact","value":0.0001476,"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/T11220","display_name":"Water Systems and Optimization","value":6.85e-05,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/T11086","display_name":"Parasitic Infections and Diagnostics","value":6.26e-05,"subfield":{"id":"https://openalex.org/subfields/2405","display_name":"Parasitology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9343658685684204},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.8012033700942993},{"id":"523546767","wikidata":"https://www.wikidata.org/wiki/Q10876","display_name":"Bacteria","score":0.7868363857269287},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.5548933148384094},{"id":"54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","score":0.09899356961250305}],"counts_by_year":[{"year":1980,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1981,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1982,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1983,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1984,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1985,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1988,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1992,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1996,"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":2000,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":2005,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2006,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2007,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":2009,"works_count":9,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":8,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":0,"cited_by_count":163},{"year":2013,"works_count":3,"oa_works_count":0,"cited_by_count":204},{"year":2014,"works_count":3,"oa_works_count":0,"cited_by_count":183},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":181},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":197},{"year":2017,"works_count":3,"oa_works_count":2,"cited_by_count":206},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":216},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":260},{"year":2020,"works_count":4,"oa_works_count":2,"cited_by_count":242},{"year":2021,"works_count":1,"oa_works_count":1,"cited_by_count":286},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":223},{"year":2023,"works_count":4,"oa_works_count":3,"cited_by_count":221},{"year":2024,"works_count":4,"oa_works_count":4,"cited_by_count":244},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":204},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":150}],"display_name_alternatives":["W A Hijnen","W Hijnen","W. A. Hijnen","W. A. M. HIJNEN","W. A. M. Hijnen","W. A.M. Hijnen,","W. Hijnen","W.A.M. Hijnen","Wim A. M. Hijnen","Wim A.M. Hijnen","Wim Hijnen"],"block_key":"w hijnen","works_api_url":"https://api.openalex.org/works?filter=author.id:A5027250042","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5027250042","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}