{"id":"https://openalex.org/A5055087228","orcid":"https://orcid.org/0000-0001-8404-8359","observed_orcids":["https://orcid.org/0000-0001-8404-8359"],"display_name":"Khalifa Aliyu Ibrahim","raw_author_names":["Ibrahim, Khalifa Aliyu","Khalifa Aliyu Ibrahim","Khalifa Ibrahim"],"full_name":"Khalifa Aliyu Ibrahim","works_count":25,"cited_by_count":193,"summary_stats":{"2yr_mean_citedness":3.111111111111111,"h_index":7,"i10_index":6},"ids":{"openalex":"https://openalex.org/A5055087228","orcid":"https://orcid.org/0000-0001-8404-8359","observed_orcids":["https://orcid.org/0000-0001-8404-8359"]},"affiliations":[{"institution":{"id":"https://openalex.org/I307268238","ror":"https://ror.org/0063tkv49","display_name":"Kaduna State University","country_code":"NG","type":"education","lineage":["https://openalex.org/I307268238"]},"years":[2026,2023,2019]},{"institution":{"id":"https://openalex.org/I82284825","ror":"https://ror.org/05cncd958","display_name":"Cranfield University","country_code":"GB","type":"education","lineage":["https://openalex.org/I82284825"]},"years":[2026,2025,2024,2023,2021]}],"last_known_institutions":[{"id":"https://openalex.org/I307268238","ror":"https://ror.org/0063tkv49","display_name":"Kaduna State University","country_code":"NG","type":"education","lineage":["https://openalex.org/I307268238"]},{"id":"https://openalex.org/I82284825","ror":"https://ror.org/05cncd958","display_name":"Cranfield University","country_code":"GB","type":"education","lineage":["https://openalex.org/I82284825"]}],"topics":[{"id":"https://openalex.org/T10905","display_name":"Solar Thermal and Photovoltaic Systems","count":8,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10175","display_name":"Advanced DC-DC Converters","count":5,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10468","display_name":"Photovoltaic System Optimization Techniques","count":5,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11007","display_name":"Hybrid Renewable Energy Systems","count":5,"subfield":{"id":"https://openalex.org/subfields/2102","display_name":"Energy Engineering and Power Technology"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11249","display_name":"Wireless Power Transfer Systems","count":4,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11249","display_name":"Wireless Power Transfer Systems","value":3.85e-05,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11802","display_name":"Chemical Looping and Thermochemical Processes","value":3.5e-05,"subfield":{"id":"https://openalex.org/subfields/2103","display_name":"Fuel Technology"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10905","display_name":"Solar Thermal and Photovoltaic Systems","value":3.42e-05,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12898","display_name":"Induction Heating and Inverter Technology","value":3.23e-05,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11007","display_name":"Hybrid Renewable Energy Systems","value":2.91e-05,"subfield":{"id":"https://openalex.org/subfields/2102","display_name":"Energy Engineering and Power Technology"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.7580000162124634},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.7445999979972839},{"id":"41291067","wikidata":"https://www.wikidata.org/wiki/Q1897785","display_name":"Photovoltaic system","score":0.7197999954223633},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.6243765354156494},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.5341571569442749}],"counts_by_year":[{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2021,"works_count":1,"oa_works_count":0,"cited_by_count":1},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2023,"works_count":5,"oa_works_count":4,"cited_by_count":12},{"year":2024,"works_count":2,"oa_works_count":2,"cited_by_count":46},{"year":2025,"works_count":12,"oa_works_count":12,"cited_by_count":60},{"year":2026,"works_count":4,"oa_works_count":4,"cited_by_count":70}],"display_name_alternatives":["Ibrahim, Khalifa Aliyu","Khalifa Aliyu Ibrahim","Khalifa Ibrahim"],"block_key":"k ibrahim","works_api_url":"https://api.openalex.org/works?filter=author.id:A5055087228","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5055087228","updated_date":"2026-11-12T13:17:38","created_date":"2019-05-09T00:00:00"}