{"id":"https://openalex.org/A5035461802","orcid":null,"observed_orcids":[],"display_name":"Sihem Helali","raw_author_names":["Helali Sihem","Helali, S.","Sihem Helali"],"full_name":"Helali, Sihem","works_count":8,"cited_by_count":219,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":4,"i10_index":3},"ids":{"openalex":"https://openalex.org/A5035461802","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I100532134","ror":"https://ror.org/029brtt94","display_name":"Lyon 1 Universit\u00e9","country_code":"FR","type":"education","lineage":["https://openalex.org/I100532134","https://openalex.org/I203339264"]},"years":[2013,2012,2011]},{"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":[2013,2011]},{"institution":{"id":"https://openalex.org/I4210131288","ror":"https://ror.org/03b1zjt31","display_name":"National Engineering School of Tunis","country_code":"TN","type":"education","lineage":["https://openalex.org/I4210131288","https://openalex.org/I63596082"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I4210150028","ror":"https://ror.org/04fy20a51","display_name":"Institut de Recherches sur la Catalyse et l'Environnement de Lyon","country_code":"FR","type":"facility","lineage":["https://openalex.org/I100532134","https://openalex.org/I1294671590","https://openalex.org/I203339264","https://openalex.org/I4210128300","https://openalex.org/I4210150028"]},"years":[2013,2011]},{"institution":{"id":"https://openalex.org/I63596082","ror":"https://ror.org/029cgt552","display_name":"Tunis El Manar University","country_code":"TN","type":"education","lineage":["https://openalex.org/I63596082"]},"years":[2011]}],"last_known_institutions":[{"id":"https://openalex.org/I100532134","ror":"https://ror.org/029brtt94","display_name":"Lyon 1 Universit\u00e9","country_code":"FR","type":"education","lineage":["https://openalex.org/I100532134","https://openalex.org/I203339264"]},{"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"]},{"id":"https://openalex.org/I4210150028","ror":"https://ror.org/04fy20a51","display_name":"Institut de Recherches sur la Catalyse et l'Environnement de Lyon","country_code":"FR","type":"facility","lineage":["https://openalex.org/I100532134","https://openalex.org/I1294671590","https://openalex.org/I203339264","https://openalex.org/I4210128300","https://openalex.org/I4210150028"]}],"topics":[{"id":"https://openalex.org/T10024","display_name":"TiO2 Photocatalysis and Solar Cells","count":7,"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/T10078","display_name":"Advanced Photocatalysis Techniques","count":7,"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/T10210","display_name":"Advanced oxidation water treatment","count":6,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10957","display_name":"Photodynamic Therapy Research Studies","count":1,"subfield":{"id":"https://openalex.org/subfields/1306","display_name":"Cancer Research"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"topic_share":[{"id":"https://openalex.org/T10210","display_name":"Advanced oxidation water treatment","value":2.05e-05,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10024","display_name":"TiO2 Photocatalysis and Solar Cells","value":1.87e-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/T10078","display_name":"Advanced Photocatalysis Techniques","value":1.76e-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/T10957","display_name":"Photodynamic Therapy Research Studies","value":6e-06,"subfield":{"id":"https://openalex.org/subfields/1306","display_name":"Cancer Research"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.8719106912612915},{"id":"65165184","wikidata":"https://www.wikidata.org/wiki/Q218831","display_name":"Photocatalysis","score":0.8648381233215332},{"id":"161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","score":0.7033714056015015},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.32330000400543213},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.27187877893447876}],"counts_by_year":[{"year":2010,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":1,"oa_works_count":1,"cited_by_count":2},{"year":2013,"works_count":3,"oa_works_count":0,"cited_by_count":4},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":13},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":15},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":23},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":22},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":21},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":24},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":19},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":22},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":18},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":7},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":7}],"display_name_alternatives":["Helali Sihem","Helali, S.","Sihem Helali"],"block_key":"s helali","works_api_url":"https://api.openalex.org/works?filter=author.id:A5035461802","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5035461802","updated_date":"2026-11-10T14:30:39","created_date":"2016-06-24T00:00:00"}
