{"id":"https://openalex.org/A5037878601","orcid":"https://orcid.org/0000-0002-4970-5883","observed_orcids":["https://orcid.org/0000-0002-4970-5883"],"display_name":"\u0410\u043b\u0435\u043a\u0441\u0430\u043d\u0434\u0440 \u041c\u0438\u0445\u0430\u0439\u043b\u043e\u0432\u0438\u0447 \u0425\u043e\u043b\u044c\u043a\u0438\u043d","raw_author_names":["A Kholkin","A M Hol'kin","A. Holkin","A. M. Khol'kin","A. M. Kholkin","A.M. Kholkin","Aleksandr Kholkin","Aleksandr M Kholkin","Aleksandr M. Kholkin","Kholkin, Aleksandr","\u0410\u043b\u0435\u043a\u0441\u0430\u043d\u0434\u0440 \u041c\u0438\u0445\u0430\u0439\u043b\u043e\u0432\u0438\u0447 \u0425\u043e\u043b\u044c\u043a\u0438\u043d","\u0425\u043e\u043b\u044c\u043a\u0438\u043d, \u0410\u043b\u0435\u043a\u0441\u0430\u043d\u0434\u0440 \u041c\u0438\u0445\u0430\u0439\u043b\u043e\u0432\u0438\u0447"],"full_name":"\u0410\u043b\u0435\u043a\u0441\u0430\u043d\u0434\u0440 \u041c\u0438\u0445\u0430\u0439\u043b\u043e\u0432\u0438\u0447 \u0425\u043e\u043b\u044c\u043a\u0438\u043d","works_count":31,"cited_by_count":133,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":4,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5037878601","orcid":"https://orcid.org/0000-0002-4970-5883","observed_orcids":["https://orcid.org/0000-0002-4970-5883"]},"affiliations":[{"institution":{"id":"https://openalex.org/I149851306","ror":"https://ror.org/00je4t102","display_name":"National Academy of Sciences of Ukraine","country_code":"UA","type":"government","lineage":["https://openalex.org/I149851306"]},"years":[2014,1984]},{"institution":{"id":"https://openalex.org/I4210091118","ror":"https://ror.org/00e7n9517","display_name":"Pryazovskyi State Technical University","country_code":"UA","type":"education","lineage":["https://openalex.org/I4210091118"]},"years":[2024,2023,2021,2017,2016,2015,2014,2011,2005]},{"institution":{"id":"https://openalex.org/I4210120634","ror":"https://ror.org/02nk5bh05","display_name":"B. Verkin Institute for Low Temperature Physics and Engineering of the National Academy of Sciences of Ukraine","country_code":"UA","type":"facility","lineage":["https://openalex.org/I149851306","https://openalex.org/I4210120634"]},"years":[2014]}],"last_known_institutions":[{"id":"https://openalex.org/I4210091118","ror":"https://ror.org/00e7n9517","display_name":"Pryazovskyi State Technical University","country_code":"UA","type":"education","lineage":["https://openalex.org/I4210091118"]}],"topics":[{"id":"https://openalex.org/T11022","display_name":"Spectral Theory in Mathematical Physics","count":20,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12589","display_name":"Differential Equations and Boundary Problems","count":20,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10541","display_name":"Nonlinear Differential Equations Analysis","count":13,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10884","display_name":"Holomorphic and Operator Theory","count":8,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11210","display_name":"Mathematical Analysis and Transform Methods","count":4,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11022","display_name":"Spectral Theory in Mathematical Physics","value":7.89e-05,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12589","display_name":"Differential Equations and Boundary Problems","value":7.42e-05,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10884","display_name":"Holomorphic and Operator Theory","value":4.65e-05,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10541","display_name":"Nonlinear Differential Equations Analysis","value":4.26e-05,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11262","display_name":"Quantum Mechanics and Non-Hermitian Physics","value":3.85e-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"}}],"x_concepts":[{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.9250128269195557},{"id":"17020691","wikidata":"https://www.wikidata.org/wiki/Q139677","display_name":"Operator (biology)","score":0.720645546913147},{"id":"134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","score":0.6559683680534363},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.43125224113464355},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.14081785082817078}],"counts_by_year":[{"year":1977,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1984,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1985,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":2,"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":3},{"year":2013,"works_count":1,"oa_works_count":0,"cited_by_count":10},{"year":2014,"works_count":4,"oa_works_count":2,"cited_by_count":9},{"year":2015,"works_count":1,"oa_works_count":1,"cited_by_count":2},{"year":2016,"works_count":2,"oa_works_count":2,"cited_by_count":5},{"year":2017,"works_count":3,"oa_works_count":1,"cited_by_count":4},{"year":2018,"works_count":2,"oa_works_count":1,"cited_by_count":8},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":10},{"year":2021,"works_count":2,"oa_works_count":2,"cited_by_count":11},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2023,"works_count":2,"oa_works_count":2,"cited_by_count":10},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":5},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":3},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":2}],"display_name_alternatives":["A Kholkin","A M Hol'kin","A. Holkin","A. M. Khol'kin","A. M. Kholkin","A.M. Kholkin","Aleksandr Kholkin","Aleksandr M Kholkin","Aleksandr M. Kholkin","Kholkin, Aleksandr","\u0410\u043b\u0435\u043a\u0441\u0430\u043d\u0434\u0440 \u041c\u0438\u0445\u0430\u0439\u043b\u043e\u0432\u0438\u0447 \u0425\u043e\u043b\u044c\u043a\u0438\u043d","\u0425\u043e\u043b\u044c\u043a\u0438\u043d, \u0410\u043b\u0435\u043a\u0441\u0430\u043d\u0434\u0440 \u041c\u0438\u0445\u0430\u0439\u043b\u043e\u0432\u0438\u0447"],"block_key":"a kholkin","works_api_url":"https://api.openalex.org/works?filter=author.id:A5037878601","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5037878601","updated_date":"2026-11-13T15:08:24","created_date":"2016-06-24T00:00:00"}