{"id":"https://openalex.org/A5015885151","orcid":null,"observed_orcids":[],"display_name":"Ouafa Khalfaoui","raw_author_names":["Khalfaoui, Ouafa","Ouafa Khalfaoui"],"full_name":"Khalfaoui, Ouafa","works_count":15,"cited_by_count":52,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":3,"i10_index":2},"ids":{"openalex":"https://openalex.org/A5015885151","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I125485651","ror":"https://ror.org/017wv6808","display_name":"University Fr\u00e8res Mentouri Constantine 1","country_code":"DZ","type":"education","lineage":["https://openalex.org/I125485651"]},"years":[2021,2018,2017]}],"last_known_institutions":[{"id":"https://openalex.org/I125485651","ror":"https://ror.org/017wv6808","display_name":"University Fr\u00e8res Mentouri Constantine 1","country_code":"DZ","type":"education","lineage":["https://openalex.org/I125485651"]}],"topics":[{"id":"https://openalex.org/T10464","display_name":"Crystal structures of chemical compounds","count":12,"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/T10798","display_name":"Crystallography and molecular interactions","count":12,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical 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/T10939","display_name":"Crystal Structures and Properties","count":12,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10612","display_name":"Magnetism in coordination complexes","count":3,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11279","display_name":"Lanthanide and Transition Metal Complexes","count":3,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11279","display_name":"Lanthanide and Transition Metal Complexes","value":2.29e-05,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10612","display_name":"Magnetism in coordination complexes","value":1.78e-05,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10798","display_name":"Crystallography and molecular interactions","value":9.6e-06,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical 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/T10939","display_name":"Crystal Structures and Properties","value":9.4e-06,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10464","display_name":"Crystal structures of chemical compounds","value":7.8e-06,"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"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.8843115568161011},{"id":"115624301","wikidata":"https://www.wikidata.org/wiki/Q895901","display_name":"Crystal structure","score":0.585896372795105},{"id":"8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","score":0.5125243663787842},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.4137133061885834},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.11449983716011047}],"counts_by_year":[{"year":2017,"works_count":8,"oa_works_count":7,"cited_by_count":2},{"year":2018,"works_count":2,"oa_works_count":2,"cited_by_count":6},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2021,"works_count":5,"oa_works_count":5,"cited_by_count":13},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":2}],"display_name_alternatives":["Khalfaoui, Ouafa","Ouafa Khalfaoui"],"block_key":"o khalfaoui","works_api_url":"https://api.openalex.org/works?filter=author.id:A5015885151","updated_date":"2026-11-04T11:47:51","created_date":"2017-03-03T00:00:00"}