{"id":"https://openalex.org/A5041709671","orcid":null,"observed_orcids":[],"display_name":"Peter K. Onoja","raw_author_names":["Onoja P. K","Onoja, Peter K.","Peter K. Onoja","onoja, peter kimmy; Chemistry Department Kogi State University, Anyigba, Kogi State . Nigeria"],"full_name":"Peter K. Onoja","works_count":6,"cited_by_count":9,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":2,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5041709671","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I10627620","ror":"https://ror.org/00dvsyx28","display_name":"Kogi State University","country_code":"NG","type":"education","lineage":["https://openalex.org/I10627620"]},"years":[2018,2016,2015]}],"last_known_institutions":[{"id":"https://openalex.org/I10627620","ror":"https://ror.org/00dvsyx28","display_name":"Kogi State University","country_code":"NG","type":"education","lineage":["https://openalex.org/I10627620"]}],"topics":[{"id":"https://openalex.org/T10163","display_name":"Metal complexes synthesis and properties","count":2,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10464","display_name":"Crystal structures of chemical compounds","count":2,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic 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/T11746","display_name":"Inorganic and Organometallic Chemistry","count":2,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic 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/T10016","display_name":"Adsorption and biosorption for pollutant removal","count":1,"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/T10139","display_name":"Heavy metals in environment","count":1,"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"}}],"topic_share":[{"id":"https://openalex.org/T12403","display_name":"Seed and Plant Biochemistry","value":1.32e-05,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10163","display_name":"Metal complexes synthesis and properties","value":1.07e-05,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11331","display_name":"Fecal contamination and water quality","value":9e-06,"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/T12944","display_name":"Animal Nutrition and Health","value":8.4e-06,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12078","display_name":"Environmental remediation with nanomaterials","value":4.3e-06,"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"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.8511883020401001},{"id":"544153396","wikidata":"https://www.wikidata.org/wiki/Q11426","display_name":"Metal","score":0.5097855925559998},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.4229670763015747},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.26182886958122253},{"id":"18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","score":0.11755490303039551}],"counts_by_year":[{"year":2011,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2015,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2018,"works_count":1,"oa_works_count":0,"cited_by_count":1},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["Onoja P. K","Onoja, Peter K.","Peter K. Onoja","onoja, peter kimmy; Chemistry Department Kogi State University, Anyigba, Kogi State . Nigeria"],"block_key":"p onoja","works_api_url":"https://api.openalex.org/works?filter=author.id:A5041709671","awards_count":0,"updated_date":"2026-10-27T12:30:23","created_date":"2016-06-24T00:00:00"}
