{"id":"https://openalex.org/A5050355089","orcid":"https://orcid.org/0000-0002-5207-3821","observed_orcids":["https://orcid.org/0000-0002-5207-3821"],"display_name":"Ahmed Melegy","raw_author_names":["A. A. Melegy","A. Melegy","Ahmed A. Melegy","Ahmed Abddel Aziz Melegy","Ahmed AbdelAziz Melegy","Ahmed Melegy","Melegy, Ahmed"],"full_name":"Ahmed Abddel Aziz Melegy","works_count":37,"cited_by_count":552,"summary_stats":{"2yr_mean_citedness":2.75,"h_index":15,"i10_index":19},"ids":{"openalex":"https://openalex.org/A5050355089","orcid":"https://orcid.org/0000-0002-5207-3821","observed_orcids":["https://orcid.org/0000-0002-5207-3821"]},"affiliations":[{"institution":{"id":"https://openalex.org/I4210131959","ror":"https://ror.org/02n85j827","display_name":"National Research Centre","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210131959"]},"years":[2025,2024,2022,2021,2020,2019,2018,2017,2016,2014,2013,2011,2010,2009,2005,2004,2003,2001]}],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10139","display_name":"Heavy metals in environment","count":12,"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/T11634","display_name":"Water Quality and Pollution Assessment","count":9,"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/T10016","display_name":"Adsorption and biosorption for pollutant removal","count":7,"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/T11740","display_name":"Geochemistry and Elemental Analysis","count":7,"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/T13793","display_name":"Environmental and Analytical Chemistry Studies","count":6,"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"}}],"topic_share":[{"id":"https://openalex.org/T11852","display_name":"Clay minerals and soil interactions","value":3.97e-05,"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/T11634","display_name":"Water Quality and Pollution Assessment","value":3.3e-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"}},{"id":"https://openalex.org/T12524","display_name":"Chemical Synthesis and Characterization","value":2.84e-05,"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/T12218","display_name":"Coal and Its By-products","value":2.81e-05,"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/T12682","display_name":"Smart Materials for Construction","value":2.57e-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"}}],"x_concepts":[{"id":"127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","score":0.8916019201278687},{"id":"107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","score":0.781173825263977},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.7542152404785156},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.7392864227294922},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.31541937589645386}],"counts_by_year":[{"year":2001,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":1,"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":3,"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":0,"oa_works_count":0,"cited_by_count":4},{"year":2013,"works_count":3,"oa_works_count":0,"cited_by_count":7},{"year":2014,"works_count":3,"oa_works_count":1,"cited_by_count":19},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":15},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":18},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":9},{"year":2018,"works_count":3,"oa_works_count":1,"cited_by_count":21},{"year":2019,"works_count":2,"oa_works_count":2,"cited_by_count":28},{"year":2020,"works_count":4,"oa_works_count":3,"cited_by_count":44},{"year":2021,"works_count":2,"oa_works_count":1,"cited_by_count":66},{"year":2022,"works_count":3,"oa_works_count":1,"cited_by_count":71},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":64},{"year":2024,"works_count":1,"oa_works_count":0,"cited_by_count":66},{"year":2025,"works_count":2,"oa_works_count":0,"cited_by_count":62},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":44}],"display_name_alternatives":["A. A. Melegy","A. Melegy","Ahmed A. Melegy","Ahmed Abddel Aziz Melegy","Ahmed AbdelAziz Melegy","Ahmed Melegy","Melegy, Ahmed"],"block_key":"a melegy","works_api_url":"https://api.openalex.org/works?filter=author.id:A5050355089","awards_count":0,"updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}