{"id":"https://openalex.org/A5010065952","orcid":"https://orcid.org/0000-0001-9612-1306","observed_orcids":["https://orcid.org/0000-0001-9612-1306"],"display_name":"Hasan Efeo\u011flu","raw_author_names":["EFEO\u011eLU, HASAN","Efeoglu Hasan","Efeoglu, H.","Efeoglu, Hasan","Efeo\u011flu, Hasan","H Efeoglu","H Efeo\u011flu","H Efeo\u01e7lu","H. EFEO\u011eLU","H. Efeoglu","H. Efeo\u011flu","H. Efeo\u01e7lu","HASAN EFEOGLU","HASAN EFEO\u01e6LU","Hasan Efeoglu","Hasan Efeog\u02d8lu","Hasan Efeo\u011flu","Hasan Efeo\u01e7lu"],"full_name":"EFEO\u011eLU, HASAN","works_count":96,"cited_by_count":1977,"summary_stats":{"2yr_mean_citedness":4.125,"h_index":25,"i10_index":56},"ids":{"openalex":"https://openalex.org/A5010065952","orcid":"https://orcid.org/0000-0001-9612-1306","observed_orcids":["https://orcid.org/0000-0001-9612-1306"]},"affiliations":[{"institution":{"id":"https://openalex.org/I265519392","ror":"https://ror.org/038pb1155","display_name":"Erzurum Technical University","country_code":"TR","type":"education","lineage":["https://openalex.org/I265519392"]},"years":[2025]},{"institution":{"id":"https://openalex.org/I28407311","ror":"https://ror.org/027m9bs27","display_name":"University of Manchester","country_code":"GB","type":"education","lineage":["https://openalex.org/I28407311"]},"years":[1993,1991]},{"institution":{"id":"https://openalex.org/I64134780","ror":"https://ror.org/03je5c526","display_name":"Atat\u00fcrk University","country_code":"TR","type":"education","lineage":["https://openalex.org/I64134780"]},"years":[2025,2023,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2009,2008,2003,2002,2001,2000,1999,1998,1997,1996,1995]}],"last_known_institutions":[{"id":"https://openalex.org/I265519392","ror":"https://ror.org/038pb1155","display_name":"Erzurum Technical University","country_code":"TR","type":"education","lineage":["https://openalex.org/I265519392"]},{"id":"https://openalex.org/I64134780","ror":"https://ror.org/03je5c526","display_name":"Atat\u00fcrk University","country_code":"TR","type":"education","lineage":["https://openalex.org/I64134780"]}],"topics":[{"id":"https://openalex.org/T11853","display_name":"Semiconductor materials and interfaces","count":61,"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/T10472","display_name":"Semiconductor materials and devices","count":33,"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/T10275","display_name":"2D Materials and Applications","count":15,"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/T10624","display_name":"Silicon and Solar Cell Technologies","count":13,"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/T13251","display_name":"Electrical and Thermal Properties of Materials","count":12,"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"}}],"topic_share":[{"id":"https://openalex.org/T13418","display_name":"Photocathodes and Microchannel Plates","value":0.0001444,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"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/T11853","display_name":"Semiconductor materials and interfaces","value":0.0001234,"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/T13251","display_name":"Electrical and Thermal Properties of Materials","value":9.47e-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/T13928","display_name":"Advanced Sensor Technologies Research","value":9.03e-05,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"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/T11169","display_name":"Silicon Nanostructures and Photoluminescence","value":8.55e-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"}}],"x_concepts":[{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.9162120223045349},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.829720139503479},{"id":"49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","score":0.6870128512382507},{"id":"113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","score":0.6852819919586182},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.45371732115745544}],"counts_by_year":[{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1991,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":6,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2003,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2008,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":4,"oa_works_count":1,"cited_by_count":79},{"year":2013,"works_count":2,"oa_works_count":0,"cited_by_count":74},{"year":2014,"works_count":2,"oa_works_count":0,"cited_by_count":97},{"year":2015,"works_count":4,"oa_works_count":0,"cited_by_count":71},{"year":2016,"works_count":2,"oa_works_count":0,"cited_by_count":61},{"year":2017,"works_count":5,"oa_works_count":3,"cited_by_count":60},{"year":2018,"works_count":2,"oa_works_count":0,"cited_by_count":84},{"year":2019,"works_count":5,"oa_works_count":0,"cited_by_count":105},{"year":2020,"works_count":4,"oa_works_count":1,"cited_by_count":109},{"year":2021,"works_count":5,"oa_works_count":1,"cited_by_count":109},{"year":2022,"works_count":4,"oa_works_count":0,"cited_by_count":96},{"year":2023,"works_count":2,"oa_works_count":0,"cited_by_count":97},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":115},{"year":2025,"works_count":8,"oa_works_count":3,"cited_by_count":124},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":105}],"display_name_alternatives":["EFEO\u011eLU, HASAN","Efeoglu Hasan","Efeoglu, H.","Efeoglu, Hasan","Efeo\u011flu, Hasan","H Efeoglu","H Efeo\u011flu","H Efeo\u01e7lu","H. EFEO\u011eLU","H. Efeoglu","H. Efeo\u011flu","H. Efeo\u01e7lu","HASAN EFEOGLU","HASAN EFEO\u01e6LU","Hasan Efeoglu","Hasan Efeog\u02d8lu","Hasan Efeo\u011flu","Hasan Efeo\u01e7lu"],"block_key":"h efeoglu","works_api_url":"https://api.openalex.org/works?filter=author.id:A5010065952","awards_count":7,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5010065952","updated_date":"2026-11-13T15:08:24","created_date":"2016-06-24T00:00:00"}
