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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">10.21122/1683-6065-2023-3-49-52</article-id><article-id custom-type="elpub" pub-id-type="custom">lim-3600</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>Влияние водорода на формирование первичных структур оловянных и алюминиевых бронз</article-title><trans-title-group xml:lang="en"><trans-title>Influence of hydrogen on formation of primary structures of tin and aluminium bronze</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>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>49</fpage><lpage>52</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/3600">https://lim.bntu.by/jour/article/view/3600</self-uri><abstract><p>Показано, что водород является демодифицирующим элементом первичных структур оловянных и алюминиевых бронз при их кристаллизации. Механизм влияния водорода на формирование первичных структур оловянных и алюминиевых бронз можно объяснить с позиции наноструктурной кристаллизации литейных сплавов. Атомы водорода, адсорбированные на элементарных нанокристаллах в расплавах, препятствуют объединению нанокристаллов в центры кристаллизации микрокристаллов α‑фаз оловянных и алюминиевых бронз. В результате получаются отливки с немодифицированными первичными структурами. Модификаторы уменьшают концентрацию адсорбированного водорода в расплавах оловянных и алюминиевых бронз. Это приводит к измельчению микрокристаллов первичных фаз в отливках при их затвердевании.</p></abstract><trans-abstract xml:lang="en"><p>It is shown that hydrogen is a demodifying element of primary structures of tin and aluminum bronzes during their crystallization. The mechanism of influence of hydrogen on the formation of primary structures of tin and aluminum bronzes can be explained from the position of nanostructured crystallization of casting alloys. Hydrogen atoms adsorbed on elementary nanocrystals in melts prevent the combination of nanocrystals into nuclei of crystallization of microcrystals α‑phases of tin and aluminum bronzes. The result is castings with unmodified primary structures. The modifiers reduce the concentration of adsorbed hydrogen in the melts of tin and aluminum bronzes. This results in the milling of the primary phase microcrystals in the castings as they solidify.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>первичные структуры</kwd><kwd>оловянные и алюминиевые бронзы</kwd><kwd>расплавы</kwd><kwd>кристаллизация</kwd><kwd>адсорбция</kwd><kwd>нанокристаллы</kwd></kwd-group><kwd-group xml:lang="en"><kwd>primary structures</kwd><kwd>tin and aluminum bronzes</kwd><kwd>melts</kwd><kwd>crystallization</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: учеб. М.: Изд. Дом МИСиС, 2011. 615 с.</mixed-citation><mixed-citation xml:lang="en">Kurdyumov A. V., Belov V. D., Pikunov M. V. 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