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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">lim</journal-id><journal-title-group><journal-title xml:lang="ru">Литье и металлургия</journal-title><trans-title-group xml:lang="en"><trans-title>Litiyo i Metallurgiya (FOUNDRY PRODUCTION AND METALLURGY)</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1683-6065</issn><issn pub-type="epub">2414-0406</issn><publisher><publisher-name>BNTU</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.21122/1683-6065-2023-3-11-15</article-id><article-id custom-type="elpub" pub-id-type="custom">lim-3594</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>Литейное производство</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Foundry</subject></subj-group></article-categories><title-group><article-title>О модифицировании литейных магниевых сплавов</article-title><trans-title-group xml:lang="en"><trans-title>About modification of foundry magnesium alloys</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>Марукович</surname><given-names>Е. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Marukovich</surname><given-names>E. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>г. Минск, Беларусь, ул. Я. Коласа, 24</p></bio><bio xml:lang="en"/><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Стеценко</surname><given-names>В. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Stetsenko</surname><given-names>V. Y.</given-names></name></name-alternatives><bio xml:lang="ru"><p>г. Минск, Беларусь, ул. Я. Коласа, 24</p></bio><bio xml:lang="en"/><email xlink:type="simple">stetsenko.52@bk.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>Стеценко</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Stetsenko</surname><given-names>A. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>г. Могилев, Беларусь, пр. Мира, 43</p></bio><bio xml:lang="en"/><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Ассоциация литейщиков и металлургов Республики Беларусь</institution><country>Беларусь</country></aff><aff xml:lang="en"><institution>Association of Foundrymen and Metallurgists of Belarus</institution><country>Belarus</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>МОУВО «Белорусско‑Российский университет»</institution><country>Беларусь</country></aff><aff xml:lang="en"><institution>Belarusian‑Russian University</institution><country>Belarus</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>12</day><month>09</month><year>2023</year></pub-date><volume>0</volume><issue>3</issue><fpage>11</fpage><lpage>15</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Марукович Е.И., Стеценко В.Ю., Стеценко А.В., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Марукович Е.И., Стеценко В.Ю., Стеценко А.В.</copyright-holder><copyright-holder xml:lang="en">Marukovich E.I., Stetsenko V.Y., Stetsenko A.V.</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://lim.bntu.by/jour/article/view/3594">https://lim.bntu.by/jour/article/view/3594</self-uri><abstract><p>Показано, что основные модификаторы литейных магниевых сплавов не могут создавать гетерогенные центры кристаллизации в расплавах при их затвердевании. Модифицирование структур сплавов является адсорбционнонаноструктурным процессом. Показано, что адсорбированный водород является демодифицирующим элементом структур литейных магниевых сплавов. Механизм их модифицирования заключается в большом снижении в расплавах концентрации адсорбированного водорода посредством значительного уменьшения концентрации растворенного водорода.</p></abstract><trans-abstract xml:lang="en"><p>It is shown that the main modifiers of foundry magnesium alloys cannot create heterogeneous crystallization centers in melts during their solidification. Modification of alloy structures is an adsorption‑nanostructural process. It is shown that adsorbed hydrogen is a modifying element of the structures of foundry magnesium alloys. The mechanism of their modification consists in a large decrease in the concentration of adsorbed hydrogen in melts by significantly reducing the concentration of dissolved hydrogen.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>литейные магниевые сплавы</kwd><kwd>модифицирование</kwd><kwd>кристаллизация</kwd><kwd>водород</kwd><kwd>адсорбция</kwd><kwd>нанокристаллы</kwd></kwd-group><kwd-group xml:lang="en"><kwd>foundry magnesium alloys</kwd><kwd>modification</kwd><kwd>crystallization</kwd><kwd>hydrogen</kwd><kwd>adsorption</kwd><kwd>nanocrystals</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">Курдюмов А. В., Белов В. Д., Пикунов М. В. и др. Производство отливок из сплавов цветных металлов. М.: Изд. Дом МИСиС, 2011. 615 с.</mixed-citation><mixed-citation xml:lang="en">Kurdyumov A. V., Belov V. D., Pikunov M. V. et. al. 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