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<article 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" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Discrete and Continuous Models and Applied Computational Science</journal-id><journal-title-group><journal-title xml:lang="en">Discrete and Continuous Models and Applied Computational Science</journal-title><trans-title-group xml:lang="ru"><trans-title>Discrete and Continuous Models and Applied Computational Science</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2658-4670</issn><issn publication-format="electronic">2658-7149</issn><publisher><publisher-name xml:lang="en">Peoples' Friendship University of Russia named after Patrice Lumumba (RUDN University)</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">8533</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Articles</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Статьи</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Model with One Spatial Variable for Design of a Technical Device</article-title><trans-title-group xml:lang="ru"><trans-title>Модель с одной пространственной переменной для проектирования технического устройства</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Ayriyan</surname><given-names>A S</given-names></name><name xml:lang="ru"><surname>Айриян</surname><given-names>Александр Сержикович</given-names></name></name-alternatives><bio xml:lang="en">Laboratory of Information Technologies</bio><bio xml:lang="ru">Лаборатория информационных технологий</bio><email>ayriyan@jinr.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Joint Institute for Nuclear Research</institution></aff><aff><institution xml:lang="ru">Объединённый институт ядерных исследований</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2013-02-15" publication-format="electronic"><day>15</day><month>02</month><year>2013</year></pub-date><issue>2</issue><issue-title xml:lang="en">NO2 (2013)</issue-title><issue-title xml:lang="ru">№2 (2013)</issue-title><fpage>89</fpage><lpage>93</lpage><history><date date-type="received" iso-8601-date="2016-09-08"><day>08</day><month>09</month><year>2016</year></date></history><permissions><copyright-statement xml:lang="ru">Copyright ©; 2013, Айриян А.С.</copyright-statement><copyright-year>2013</copyright-year><copyright-holder xml:lang="ru">Айриян А.С.</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/><license><ali:license_ref xmlns:ali="http://www.niso.org/schemas/ali/1.0/">http://creativecommons.org/licenses/by/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://journals.rudn.ru/miph/article/view/8533">https://journals.rudn.ru/miph/article/view/8533</self-uri><abstract xml:lang="en">Model with one spatial cylindrical variable for optimization of a technical device is presented. Device is in the form of a multilayer cylindrical sample with a pulse source operating at cryogenic temperatures. The results of numerical experiments are shown.</abstract><trans-abstract xml:lang="ru">В работе предложена модель с одной пространственной цилиндрической переменной для проектирования технического устройства. Устройство работает при криогенных температурах и имеет импульсный источник, его можно представить как многослойный цилиндрический образец. Представлены результаты вычислительных экспериментов.</trans-abstract><kwd-group xml:lang="en"><kwd>heat equation</kwd><kwd>partial diﬀerential equation</kwd><kwd>ﬁnite-diﬀerence scheme</kwd><kwd>mathematical modeling</kwd><kwd>heat equation</kwd><kwd>partial diﬀerential equation</kwd><kwd>ﬁnite-diﬀerence scheme</kwd><kwd>mathematical modeling</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>уравнение теплопроводности</kwd><kwd>уравнения в частных производных</kwd><kwd>разностная схема</kwd><kwd>математическое моделирование</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Электронно-струнные источники многозарядных ионов с линейной и трубчатой геометрией струны / Д.Е. Донец, Е.Д. Донец, Е.Е. Донец и др. // Прикладная физика. — 2010. — № 3. — С. 34–42.</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Numerical Simulation of Heat Conductivity in Composite Object with Cylindrical Symmetry / A. Ayriyan, E. 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