{"id":"https://openalex.org/A5048867643","orcid":"https://orcid.org/0000-0001-6946-002X","observed_orcids":["https://orcid.org/0000-0001-6946-002X"],"display_name":"Alexander Konstantinovich Chepak","raw_author_names":["A K Chepak","A. K. Chepak","A.K. Chepak","Aleksandr Chepak","Alexander Chepak","Alexander Konstantinovich Chepak","Chepak, Alexander"],"full_name":"Alexander Konstantinovich Chepak","works_count":12,"cited_by_count":58,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":4,"i10_index":2},"ids":{"openalex":"https://openalex.org/A5048867643","orcid":"https://orcid.org/0000-0001-6946-002X","observed_orcids":["https://orcid.org/0000-0001-6946-002X"]},"affiliations":[{"institution":{"id":"https://openalex.org/I1313323035","ror":"https://ror.org/05qrfxd25","display_name":"Russian Academy of Sciences","country_code":"RU","type":"government","lineage":["https://openalex.org/I1313323035"]},"years":[2023,2022]},{"institution":{"id":"https://openalex.org/I204947315","ror":"https://ror.org/0412y9z21","display_name":"Far Eastern Federal University","country_code":"RU","type":"education","lineage":["https://openalex.org/I204947315"]},"years":[2025,2022,2020,2019]},{"institution":{"id":"https://openalex.org/I4210097402","ror":"https://ror.org/00wp2bj27","display_name":"Institute of Chemistry, Far Eastern Branch of the Russian Academy of Sciences","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210097402","https://openalex.org/I4210145551","https://openalex.org/I4210148470"]},"years":[2023,2022,2020,2019]},{"institution":{"id":"https://openalex.org/I4210148470","ror":"https://ror.org/05t43vz03","display_name":"Far Eastern Branch of the Russian Academy of Sciences","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210148470"]},"years":[2020]}],"last_known_institutions":[{"id":"https://openalex.org/I204947315","ror":"https://ror.org/0412y9z21","display_name":"Far Eastern Federal University","country_code":"RU","type":"education","lineage":["https://openalex.org/I204947315"]}],"topics":[{"id":"https://openalex.org/T10591","display_name":"Theoretical and Computational Physics","count":4,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"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/T10532","display_name":"Molecular Sensors and Ion Detection","count":3,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11240","display_name":"Luminescence and Fluorescent Materials","count":3,"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/T10131","display_name":"Gold and Silver Nanoparticles Synthesis and Applications","count":2,"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/T10295","display_name":"Plasmonic and Surface Plasmon Research","count":2,"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"}}],"topic_share":[{"id":"https://openalex.org/T11686","display_name":"Dendrimers and Hyperbranched Polymers","value":3.27e-05,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"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/T11169","display_name":"Silicon Nanostructures and Photoluminescence","value":1.9e-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/T11887","display_name":"Quasicrystal Structures and Properties","value":1.9e-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/T10532","display_name":"Molecular Sensors and Ion Detection","value":1.67e-05,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13234","display_name":"p-Adic Analysis and Mathematical Physics","value":1.57e-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"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9350429177284241},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.9149242639541626},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.34290000796318054},{"id":"120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","score":0.17933085560798645},{"id":"62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","score":0.06277546286582947}],"counts_by_year":[{"year":2019,"works_count":1,"oa_works_count":0,"cited_by_count":3},{"year":2020,"works_count":3,"oa_works_count":0,"cited_by_count":6},{"year":2021,"works_count":1,"oa_works_count":0,"cited_by_count":4},{"year":2022,"works_count":3,"oa_works_count":2,"cited_by_count":8},{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":13},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":14},{"year":2025,"works_count":2,"oa_works_count":2,"cited_by_count":5},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":5}],"display_name_alternatives":["A K Chepak","A. K. Chepak","A.K. Chepak","Aleksandr Chepak","Alexander Chepak","Alexander Konstantinovich Chepak","Chepak, Alexander"],"block_key":"a chepak","works_api_url":"https://api.openalex.org/works?filter=author.id:A5048867643","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5048867643","updated_date":"2026-11-11T13:02:13","created_date":"2019-02-21T00:00:00"}
