{"id":"https://openalex.org/A5090949348","orcid":"https://orcid.org/0000-0002-0747-1230","observed_orcids":["https://orcid.org/0000-0002-0747-1230"],"display_name":"R. Khalfi","raw_author_names":["R. Khalfi","Roumaissa Khalfi","Rouma\u00efssa Khalfi"],"full_name":"Rouma\u00efssa Khalfi","works_count":6,"cited_by_count":69,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":4,"i10_index":3},"ids":{"openalex":"https://openalex.org/A5090949348","orcid":"https://orcid.org/0000-0002-0747-1230","observed_orcids":["https://orcid.org/0000-0002-0747-1230"]},"affiliations":[{"institution":{"id":"https://openalex.org/I187560010","ror":"https://ror.org/03yb2hp88","display_name":"University of B\u00e9ja\u00efa","country_code":"DZ","type":"education","lineage":["https://openalex.org/I187560010"]},"years":[2023,2022,2020,2018]}],"last_known_institutions":[{"id":"https://openalex.org/I187560010","ror":"https://ror.org/03yb2hp88","display_name":"University of B\u00e9ja\u00efa","country_code":"DZ","type":"education","lineage":["https://openalex.org/I187560010"]}],"topics":[{"id":"https://openalex.org/T10590","display_name":"Chalcogenide Semiconductor Thin Films","count":6,"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/T10090","display_name":"ZnO doping and properties","count":5,"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/T13889","display_name":"Advanced Materials and Semiconductor Technologies","count":4,"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/T10321","display_name":"Quantum Dots Synthesis And Properties","count":2,"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/T11200","display_name":"Electrodeposition and Electroless Coatings","count":1,"subfield":{"id":"https://openalex.org/subfields/2508","display_name":"Surfaces, Coatings and Films"},"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/T10590","display_name":"Chalcogenide Semiconductor Thin Films","value":4.22e-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/T13889","display_name":"Advanced Materials and Semiconductor Technologies","value":3.03e-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/T10090","display_name":"ZnO doping and properties","value":2.3e-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/T10321","display_name":"Quantum Dots Synthesis And Properties","value":1.12e-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/T11200","display_name":"Electrodeposition and Electroless Coatings","value":5.6e-06,"subfield":{"id":"https://openalex.org/subfields/2508","display_name":"Surfaces, Coatings and Films"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.8518180251121521},{"id":"19067145","wikidata":"https://www.wikidata.org/wiki/Q1137203","display_name":"Thin film","score":0.7946897745132446},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.3856869041919708},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.34153425693511963},{"id":"171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","score":0.25641554594039917}],"counts_by_year":[{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2018,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2020,"works_count":1,"oa_works_count":0,"cited_by_count":2},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2022,"works_count":1,"oa_works_count":0,"cited_by_count":4},{"year":2023,"works_count":1,"oa_works_count":0,"cited_by_count":11},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":21},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":16},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":8}],"display_name_alternatives":["R. Khalfi","Roumaissa Khalfi","Rouma\u00efssa Khalfi"],"block_key":"r khalfi","works_api_url":"https://api.openalex.org/works?filter=author.id:A5090949348","updated_date":"2026-11-07T12:08:38","created_date":"2018-06-01T00:00:00"}
