{"id":"https://openalex.org/A5115818669","orcid":null,"observed_orcids":[],"display_name":"N. Boutra","raw_author_names":["N. Boutra"],"full_name":"N. Boutra","works_count":1,"cited_by_count":2,"summary_stats":{"2yr_mean_citedness":2.0,"h_index":1,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5115818669","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":[2024]}],"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/T10278","display_name":"Electric Motor Design and Analysis","count":1,"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/T11138","display_name":"Tribology and Lubrication Engineering","count":1,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T11602","display_name":"Magnetic Bearings and Levitation Dynamics","count":1,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T11602","display_name":"Magnetic Bearings and Levitation Dynamics","value":1.38e-05,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T11138","display_name":"Tribology and Lubrication Engineering","value":4.1e-06,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T10278","display_name":"Electric Motor Design and Analysis","value":3e-06,"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"}}],"x_concepts":[{"id":"153056533","wikidata":"https://www.wikidata.org/wiki/Q1587136","display_name":"Magnetic bearing","score":0.5341982245445251},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.41474559903144836},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.4015418291091919},{"id":"16389437","wikidata":"https://www.wikidata.org/wiki/Q11421","display_name":"Magnet","score":0.12081331014633179},{"id":"62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","score":0.0}],"counts_by_year":[{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":2}],"display_name_alternatives":["N. Boutra"],"block_key":"n boutra","works_api_url":"https://api.openalex.org/works?filter=author.id:A5115818669","updated_date":"2026-10-27T12:30:23","created_date":"2025-01-09T00:00:00"}