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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">zldm</journal-id><journal-title-group><journal-title xml:lang="ru">Заводская лаборатория. Диагностика материалов</journal-title><trans-title-group xml:lang="en"><trans-title>Industrial laboratory. Diagnostics of materials</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1028-6861</issn><issn pub-type="epub">2588-0187</issn><publisher><publisher-name>ООО «Издательство «ТЕСТ-ЗЛ»</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.26896/1028-6861-2023-89-7-34-44</article-id><article-id custom-type="elpub" pub-id-type="custom">zldm-1974</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>ИССЛЕДОВАНИЕ СТРУКТУРЫ И СВОЙСТВ. ФИЗИЧЕСКИЕ МЕТОДЫ ИССЛЕДОВАНИЯ И КОНТРОЛЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>TESTING OF STRUCTURE AND PARAMETERS. PHYSICAL METHODS OF TESTING AND QUALITY CONTROL</subject></subj-group></article-categories><title-group><article-title>Исследование защитно-декоративных нанокомпозитных анодных покрытий черного цвета на алюминиевом сплаве АМг5</article-title><trans-title-group xml:lang="en"><trans-title>Study of black protective-decorative nanocomposite anodic coatings on the surface of AMg5 aluminum alloy</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>Яковлева</surname><given-names>Н. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Yakovleva</surname><given-names>N. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Наталья Михайловна Яковлева</p><p>185910, Республика Карелия, г. Петрозаводск, просп. Ленина, д. 33</p></bio><bio xml:lang="en"><p>Natalia M. Yakovleva</p><p>33, prosp. Lenina, Petrozavodsk, 185910</p></bio><email xlink:type="simple">nmyakov@petrsu.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>Кокатев</surname><given-names>А. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Kokatev</surname><given-names>A. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Александр Николаевич Кокатев</p><p>185910, Республика Карелия, г. Петрозаводск, просп. Ленина, д. 33</p></bio><bio xml:lang="en"><p>Alexander N. Kokatev</p><p>33, prosp. Lenina, Petrozavodsk, 185910</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Оськин</surname><given-names>К. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Oskin</surname><given-names>K. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кирилл Игоревич Оськин</p><p>185910, Республика Карелия, г. Петрозаводск, просп. Ленина, д. 33</p></bio><bio xml:lang="en"><p>Kirill I. Oskin</p><p>33, prosp. Lenina, Petrozavodsk, 185910</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Степанова</surname><given-names>К. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Stepanova</surname><given-names>K. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кристина Вячеславовна Степанова</p><p>185910, Республика Карелия, г. Петрозаводск, просп. Ленина, д. 33</p></bio><bio xml:lang="en"><p>Kristina V. Stepanova</p><p>33, prosp. Lenina, Petrozavodsk, 185910</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Шульга</surname><given-names>А. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Shulga</surname><given-names>A. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Алиса Михайловна Шульга</p><p>185910, Республика Карелия, г. Петрозаводск, просп. Ленина, д. 33</p></bio><bio xml:lang="en"><p>Alisa M. Shulga</p><p>33, prosp. Lenina, Petrozavodsk, 185910</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Петрозаводский государственный университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Petrozavodsk State University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>26</day><month>07</month><year>2023</year></pub-date><volume>89</volume><issue>7</issue><fpage>34</fpage><lpage>44</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Яковлева Н.М., Кокатев А.Н., Оськин К.И., Степанова К.В., Шульга А.М., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Яковлева Н.М., Кокатев А.Н., Оськин К.И., Степанова К.В., Шульга А.М.</copyright-holder><copyright-holder xml:lang="en">Yakovleva N.M., Kokatev A.N., Oskin K.I., Stepanova K.V., Shulga A.M.</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.zldm.ru/jour/article/view/1974">https://www.zldm.ru/jour/article/view/1974</self-uri><abstract><p>Широко используемое нанокомпозитное покрытие представляет собой пористый анодный оксид алюминия, окрашенный осажденными в поры частицами металлов или их соединений. Внедрение в поры рассеивающих свет частиц наноразмерного диаметра меняет оптические свойства анодного оксида, а иммобилизация наночастиц металла в порах обеспечивает их устойчивость к коррозии. В работе представлены результаты исследования защитно-декоративных покрытий черного цвета на поверхности алюминиевого сплава АМг5. Морфологию поверхности образцов анализировали с помощью атомной силовой микроскопии, электрофизические свойства – методом электрохимической импедансной спектроскопии. Выполнено изучение кинетики роста анодного покрытия, определены оптимальные условия формирования на поверхности сплава регулярно пористого оксидного покрытия толщиной 10 – 12 мкм с диаметром регулярных пор 15 ± 5 нм. Показано, что последующее электрохимическое окрашивание в течение 15 мин дает возможность получить черный цвет покрытий за счет осаждения в поры наночастиц Cu и/или CuO. Моделирование электрических эквивалентных схем позволило выделить и рассчитать электрические параметры, отвечающие различным слоям, выявить их закономерные изменения после окрашивания и гидротермальной обработки. Установлена высокая коррозионная стойкость электрохимически окрашенных анодированных образцов сплава, подвергнутых гидротермальной обработке. Полученные результаты могут быть использованы при применении защитно-декоративных анодных покрытий для изготовления, например, панелей солнечных батарей благодаря высокому поглощению и низкой отражательной способности черного покрытия.</p></abstract><trans-abstract xml:lang="en"><p>A widely used nanocomposite coating is a porous anodic alumina colored by particles of metals or their compounds deposited into the pores. The insertion of light-scattering nanosized particles into the pores changes the optical properties of the anodic oxide, whereas the immobilization of metal nanoparticles in pores ensures their corrosion resistance. We present the results of studying black protective and decorative coatings on the surface of AMg5 aluminum alloy. The surface morphology of the samples was analyzed using atomic force microscopy, and the electrophysical properties were monitored by electrochemical impedance spectroscopy (EIS). The growth kinetics of the anodic coating has been studied, and optimal conditions for the formation of a regularly porous oxide coating 10 – 12 μm thick with a regular pore diameter of 15 ± 5 nm on the alloy surface were determined. It is shown that subsequent electrochemical coloring for 15 min makes it possible to obtain a black color of the coatings due to the deposition of Cu and/or CuO nanoparticles into the pores. Simulation of electrical equivalent circuits makes it possible to separate and calculate the electrical parameters corresponding to different layers and elucidate their regular changes after coloring and hydrothermal treatment. The high corrosion resistance of electrochemically colored anodized alloy samples subjected to hydrothermal treatment has been revealed. The results obtained can be used in the application of protective and decorative anodic coatings for the manufacture, for example, of solar panels due to the high absorption and low reflectivity of black coatings.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>анодирование алюминиевого сплава</kwd><kwd>защитно-декоративные покрытия</kwd><kwd>атомная силовая микроскопия</kwd><kwd>электрохимическая импедансная спектроскопия</kwd><kwd>электрохимическое окрашивание</kwd><kwd>гидротермальная обработка</kwd><kwd>эквивалентная электрическая схема</kwd><kwd>моделирование</kwd></kwd-group><kwd-group xml:lang="en"><kwd>anodizing of aluminum alloy</kwd><kwd>protective and decorative coatings</kwd><kwd>atomic force microscopy</kwd><kwd>electrochemical impedance spectroscopy</kwd><kwd>electrochemical coloring</kwd><kwd>hydrothermal processing</kwd><kwd>equivalent electrical circuit</kwd><kwd>modeling</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнена частично в рамках программы поддержки НИОКР студентов и аспирантов ПетрГУ, финансируемой Правительством Республики Корелия (соглашение КГРК-21/Н2-05 от 30.03.2022). 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