{"id":"https://openalex.org/A5000648259","orcid":null,"observed_orcids":[],"display_name":"M Lecas","raw_author_names":["M Lecas","M. Lecas","M.Lecas"],"full_name":"M. Lecas","works_count":15,"cited_by_count":481,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":10,"i10_index":10},"ids":{"openalex":"https://openalex.org/A5000648259","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I102197404","ror":"https://ror.org/028rypz17","display_name":"Universit\u00e9 Paris-Sud","country_code":"FR","type":"education","lineage":["https://openalex.org/I102197404","https://openalex.org/I277688954"]},"years":[2002,2001,1999,1998,1997,1995,1994,1992,1985,1978,1975]},{"institution":{"id":"https://openalex.org/I1294671590","ror":"https://ror.org/02feahw73","display_name":"Centre National de la Recherche Scientifique","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},"years":[1994,1985]},{"institution":{"id":"https://openalex.org/I153267046","ror":"https://ror.org/04zrf7b53","display_name":"University of Kaiserslautern","country_code":"DE","type":"education","lineage":["https://openalex.org/I153267046","https://openalex.org/I4387152675"]},"years":[1994]}],"last_known_institutions":[{"id":"https://openalex.org/I102197404","ror":"https://ror.org/028rypz17","display_name":"Universit\u00e9 Paris-Sud","country_code":"FR","type":"education","lineage":["https://openalex.org/I102197404","https://openalex.org/I277688954"]}],"topics":[{"id":"https://openalex.org/T10523","display_name":"Atomic and Molecular Physics","count":14,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10566","display_name":"Laser-Matter Interactions and Applications","count":10,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10002","display_name":"Advanced Chemical Physics Studies","count":6,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12039","display_name":"Electron and X-Ray Spectroscopy Techniques","count":4,"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"}},{"id":"https://openalex.org/T11733","display_name":"X-ray Spectroscopy and Fluorescence Analysis","count":3,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10566","display_name":"Laser-Matter Interactions and Applications","value":2.94e-05,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10523","display_name":"Atomic and Molecular Physics","value":2.38e-05,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11733","display_name":"X-ray Spectroscopy and Fluorescence Analysis","value":1.37e-05,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12039","display_name":"Electron and X-Ray Spectroscopy Techniques","value":1.19e-05,"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"}},{"id":"https://openalex.org/T10002","display_name":"Advanced Chemical Physics Studies","value":8.4e-06,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.9116673469543457},{"id":"184779094","wikidata":"https://www.wikidata.org/wiki/Q26383","display_name":"Atomic physics","score":0.8423290252685547},{"id":"120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","score":0.3647252023220062},{"id":"185544564","wikidata":"https://www.wikidata.org/wiki/Q81197","display_name":"Nuclear physics","score":0.3492801785469055},{"id":"62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","score":0.08108329772949219}],"counts_by_year":[{"year":1975,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1978,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1994,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1998,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":15},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":11},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":17},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"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":2},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":7}],"display_name_alternatives":["M Lecas","M. Lecas","M.Lecas"],"block_key":"m lecas","works_api_url":"https://api.openalex.org/works?filter=author.id:A5000648259","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5000648259","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}