{"id":"https://openalex.org/A5086933569","orcid":"https://orcid.org/0000-0002-1017-7067","observed_orcids":["https://orcid.org/0000-0002-1017-7067"],"display_name":"Bozhidar I. Stefanov","raw_author_names":["B I Stefanov","B Stefanov","B. I. Stefanov","B. Stefanov","B.I. Stefanov","Bozhidar I. Stefanov","Bozhidar Stefanov","Stefanov,B. I."],"full_name":"Bozhidar I. Stefanov","works_count":95,"cited_by_count":741,"summary_stats":{"2yr_mean_citedness":3.652173913043478,"h_index":16,"i10_index":20},"ids":{"openalex":"https://openalex.org/A5086933569","orcid":"https://orcid.org/0000-0002-1017-7067","observed_orcids":["https://orcid.org/0000-0002-1017-7067"]},"affiliations":[{"institution":{"id":"https://openalex.org/I123387679","ror":"https://ror.org/048a87296","display_name":"Uppsala University","country_code":"SE","type":"education","lineage":["https://openalex.org/I123387679"]},"years":[2018,2017,2016,2015,2014,2013]},{"institution":{"id":"https://openalex.org/I20089843","ror":"https://ror.org/00hx57361","display_name":"Princeton University","country_code":"US","type":"education","lineage":["https://openalex.org/I20089843"]},"years":[1971]},{"institution":{"id":"https://openalex.org/I24768866","ror":"https://ror.org/01x8hew03","display_name":"Bulgarian Academy of Sciences","country_code":"BG","type":"government","lineage":["https://openalex.org/I24768866"]},"years":[1989,1988,1987,1978,1976,1975]},{"institution":{"id":"https://openalex.org/I2799567181","ror":"https://ror.org/03vn1ts68","display_name":"Princeton Plasma Physics Laboratory","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I20089843","https://openalex.org/I2799567181","https://openalex.org/I39565521"]},"years":[1971]},{"institution":{"id":"https://openalex.org/I31151848","ror":"https://ror.org/052prhs50","display_name":"Technical University of Sofia","country_code":"BG","type":"education","lineage":["https://openalex.org/I31151848"]},"years":[2026,2025,2024,2023,2022,2021,2020]},{"institution":{"id":"https://openalex.org/I40120149","ror":"https://ror.org/052gg0110","display_name":"University of Oxford","country_code":"GB","type":"education","lineage":["https://openalex.org/I40120149"]},"years":[2019]},{"institution":{"id":"https://openalex.org/I4210117802","ror":"https://ror.org/0299eyn73","display_name":"Institute of Electronics","country_code":"BG","type":"nonprofit","lineage":["https://openalex.org/I24768866","https://openalex.org/I4210117802"]},"years":[1992,1991,1990,1989,1988,1987,1985,1982,1980,1978,1977,1976,1975]},{"institution":{"id":"https://openalex.org/I58918642","ror":"https://ror.org/02jv3k292","display_name":"Sofia University \"St. Kliment Ohridski\"","country_code":"BG","type":"education","lineage":["https://openalex.org/I58918642"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I83019370","ror":"https://ror.org/02c2kyt77","display_name":"Eindhoven University of Technology","country_code":"NL","type":"education","lineage":["https://openalex.org/I83019370"]},"years":[1980]}],"last_known_institutions":[{"id":"https://openalex.org/I31151848","ror":"https://ror.org/052prhs50","display_name":"Technical University of Sofia","country_code":"BG","type":"education","lineage":["https://openalex.org/I31151848"]}],"topics":[{"id":"https://openalex.org/T10078","display_name":"Advanced Photocatalysis Techniques","count":29,"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/T10781","display_name":"Low-Pressure Plasma Processing and Diagnostics","count":27,"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/T12077","display_name":"Vacuum and Plasma Arcs","count":27,"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/T10024","display_name":"TiO2 Photocatalysis and Solar Cells","count":24,"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/T10090","display_name":"ZnO doping and properties","count":16,"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"}}],"topic_share":[{"id":"https://openalex.org/T11907","display_name":"Copper-based nanomaterials and applications","value":0.0001067,"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/T12077","display_name":"Vacuum and Plasma Arcs","value":0.0001016,"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/T10090","display_name":"ZnO doping and properties","value":7.36e-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/T10078","display_name":"Advanced Photocatalysis Techniques","value":7.27e-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/T10024","display_name":"TiO2 Photocatalysis and Solar Cells","value":6.4e-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"}}],"x_concepts":[{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.9280275106430054},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9161205291748047},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.8796993494033813},{"id":"42360764","wikidata":"https://www.wikidata.org/wiki/Q83588","display_name":"Chemical engineering","score":0.5851523280143738},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.21642673015594482}],"counts_by_year":[{"year":1965,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1966,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1967,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1969,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1971,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1973,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1975,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":1976,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1977,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1978,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1979,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1980,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1982,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1983,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":1987,"works_count":3,"oa_works_count":2,"cited_by_count":0},{"year":1988,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1991,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1993,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":1,"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":0,"oa_works_count":0,"cited_by_count":6},{"year":2013,"works_count":4,"oa_works_count":2,"cited_by_count":7},{"year":2014,"works_count":6,"oa_works_count":3,"cited_by_count":23},{"year":2015,"works_count":2,"oa_works_count":2,"cited_by_count":26},{"year":2016,"works_count":1,"oa_works_count":1,"cited_by_count":38},{"year":2017,"works_count":2,"oa_works_count":0,"cited_by_count":34},{"year":2018,"works_count":2,"oa_works_count":2,"cited_by_count":41},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":54},{"year":2020,"works_count":2,"oa_works_count":1,"cited_by_count":47},{"year":2021,"works_count":3,"oa_works_count":1,"cited_by_count":36},{"year":2022,"works_count":1,"oa_works_count":0,"cited_by_count":45},{"year":2023,"works_count":3,"oa_works_count":2,"cited_by_count":35},{"year":2024,"works_count":10,"oa_works_count":9,"cited_by_count":33},{"year":2025,"works_count":7,"oa_works_count":7,"cited_by_count":89},{"year":2026,"works_count":6,"oa_works_count":3,"cited_by_count":81}],"display_name_alternatives":["B I Stefanov","B Stefanov","B. I. Stefanov","B. Stefanov","B.I. Stefanov","Bozhidar I. Stefanov","Bozhidar Stefanov","Stefanov,B. I."],"block_key":"b stefanov","works_api_url":"https://api.openalex.org/works?filter=author.id:A5086933569","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5086933569","updated_date":"2026-11-12T13:17:38","created_date":"2016-06-24T00:00:00"}