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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">ikbgu</journal-id><journal-title-group><journal-title xml:lang="ru">Известия Кабардино-Балкарского государственного университета</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of the Kabardino-Balkarian State University</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2221-7789</issn><publisher><publisher-name>Kabardino-Balkarian State University named after Kh. M. Berbekov</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.31143/2221-7789-2026-2-21-25</article-id><article-id custom-type="edn" pub-id-type="custom">BBPWYH</article-id><article-id custom-type="elpub" pub-id-type="custom">ikbgu-307</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Физика</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Physics</subject></subj-group></article-categories><title-group><article-title>Атомы Ar и Kr в вариационной модели функционала плотности</article-title><trans-title-group xml:lang="en"><trans-title>Ar and Kr atoms in the density functional variational model</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кяров</surname><given-names>Аслан Хасанович</given-names></name><name name-style="western" xml:lang="en"><surname>Kyarov</surname><given-names>Aslan Kh.</given-names></name></name-alternatives><email xlink:type="simple">aslan.kyarov.61@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Канаметова</surname><given-names>Оксана Хусеновна</given-names></name><name name-style="western" xml:lang="en"><surname>Kanametova</surname><given-names>Oksana Kh.</given-names></name></name-alternatives><email xlink:type="simple">kyasova16@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Савинцев</surname><given-names>Алексей Петрович</given-names></name><name name-style="western" xml:lang="en"><surname>Savintsev</surname><given-names>Alexey P.</given-names></name></name-alternatives><email xlink:type="simple">savinal@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Дышеков</surname><given-names>Артур Альбекович</given-names></name><name name-style="western" xml:lang="en"><surname>Dyshekov</surname><given-names>Artur A.</given-names></name></name-alternatives><email xlink:type="simple">dyshekov@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Бариева</surname><given-names>Алина Валериевна</given-names></name><name name-style="western" xml:lang="en"><surname>Barieva</surname><given-names>Alina V.</given-names></name></name-alternatives><email xlink:type="simple">barieva.alina2002@icloud.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Калова</surname><given-names>Сати Султановна</given-names></name><name name-style="western" xml:lang="en"><surname>Kalova</surname><given-names>Sati S.</given-names></name></name-alternatives><email xlink:type="simple">sati.kalova@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Кабардино-Балкарский государственный университет им. Х.М. Бербекова</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Kabardino-Balkarian State University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2026</year></pub-date><pub-date pub-type="epub"><day>30</day><month>06</month><year>2026</year></pub-date><volume>16</volume><issue>2</issue><issue-title>Том 16, № 2 (2026)</issue-title><fpage>21</fpage><lpage>25</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Кяров А.Х., Канаметова О.Х., Савинцев А.П., Дышеков А.А., Бариева А.В., Калова С.С., 2026</copyright-statement><copyright-year>2026</copyright-year><copyright-holder xml:lang="ru">Кяров А.Х., Канаметова О.Х., Савинцев А.П., Дышеков А.А., Бариева А.В., Калова С.С.</copyright-holder><copyright-holder xml:lang="en">Kyarov A.K., Kanametova O.K., Savintsev A.P., Dyshekov A.A., Barieva A.V., Kalova S.S.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://www.izvestiakbsu.ru/jour/article/view/307">https://www.izvestiakbsu.ru/jour/article/view/307</self-uri><abstract><p>В работе в рамках теории функционала плотности с использованием многопараметрического вариационного принципа исследованы полные энергии, электронные распределения и квантовые поправки к атомам Ar и Kr.</p></abstract><trans-abstract xml:lang="en"><p>The total energies, electron distributions, and quantum corrections to Ar and Kr atoms are investigated within the framework of density functional theory using the multiparameter variational principle.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>электронная плотность</kwd><kwd>квантовая поправка к кинетической энергии</kwd><kwd>вариационный принцип</kwd><kwd>функционал электронной плотности</kwd></kwd-group><kwd-group xml:lang="en"><kwd>electron density</kwd><kwd>quantum correction to kinetic energy</kwd><kwd>variational principle</kwd><kwd>electron density functional</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Кяров А.Х., Савинцев А.П. 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