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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">zhps</journal-id><journal-title-group><journal-title xml:lang="ru">Журнал прикладной спектроскопии</journal-title><trans-title-group xml:lang="en"><trans-title>Zhurnal Prikladnoii Spektroskopii</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0514-7506</issn><publisher><publisher-name>B. I. Stepanov Institute of Physics of the National Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.47612/0514-7506-2022-89-4-477-484</article-id><article-id custom-type="elpub" pub-id-type="custom">zhps-1086</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>Статьи</subject></subj-group></article-categories><title-group><article-title>Исследование  методами ИК- и КР-спектроскопии особенностей структуры поверхности двумерных слоистых материалов Ti3C2Tx (T — ОН, О, F)</article-title><trans-title-group xml:lang="en"><trans-title>Investigation of the Features of the Surface Structure of Two-Dimensional Layered Materials Ti3C2Tx (T - ОН, О, F) by Infrared Spectroscopy and Raman Spectroscopy Methods</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>Ивановская</surname><given-names>М. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Ivanovskaya</surname><given-names>M. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</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>Оводок</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Ovodok</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><email xlink:type="simple">ovodok@bsu.by</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>Позняк</surname><given-names>С. К.</given-names></name><name name-style="western" xml:lang="en"><surname>Poznyak</surname><given-names>S. K.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</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>Котиков</surname><given-names>Д. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kotsikau</surname><given-names>D. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Свито</surname><given-names>И. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Svito</surname><given-names>I. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Научно-исследовательский институт физико-химических проблем &#13;
Белорусского государственного университета</institution></aff><aff xml:lang="en"><institution>Research Institute of Physico-Chemical Problems of the Belarusian State University</institution></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Белорусский государственный университет</institution></aff><aff xml:lang="en"><institution>Belarusian State University</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2022</year></pub-date><pub-date pub-type="epub"><day>26</day><month>07</month><year>2022</year></pub-date><volume>89</volume><issue>4</issue><fpage>477</fpage><lpage>484</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Ивановская М.И., Оводок Е.А., Позняк С.К., Котиков Д.А., Свито И.А., 2022</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="ru">Ивановская М.И., Оводок Е.А., Позняк С.К., Котиков Д.А., Свито И.А.</copyright-holder><copyright-holder xml:lang="en">Ivanovskaya M.I., Ovodok E.A., Poznyak S.K., Kotsikau D.A., Svito I.A.</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://zhps.ejournal.by/jour/article/view/1086">https://zhps.ejournal.by/jour/article/view/1086</self-uri><abstract><p>Методами инфракрасной (ИК) спектроскопии и спектроскопии комбинационного рассеяния света (КР) охарактеризованы особенности поверхностного состояния слоистых материалов Ti3C2Тх (Т — ОН–, О2–, F–), полученных в виде порошка и двумерных (2D) частиц, формирующих стабильный коллоидный раствор. Порошкообразный образец Ti3C2Тх получен путем удаления алюминия  из Ti3AlC2 обработкой в растворе HF, 2D-частицы Ti3C2Тх — обработкой Ti3AlC2 в растворе HCl+LiF с последующей обработкой ультразвуком. Фазовый состав и морфология образцов исследованы методами рентгенографии и электронной микроскопии. Методы ИК- и КР-спектроскопии позволили дифференцировать наличие терминальных групп (O2–, OH–, F–) различной природы с количественным преобладанием ОН-формы в порошкообразном образце Ti3C2Тх и ОН- и фторид-ионов  в 2D-частицах Ti3C2Тх, а также выявить наличие примеси TiOx.</p></abstract><trans-abstract xml:lang="en"><p>The methods of infrared (IR) spectroscopy and Raman spectroscopy (RS) are herein used to characterize the features of the surface state of Ti3C2Tx (T = OH–, O2–, F–) layered materials obtained in the form of powder and two-dimensional (2D) particles forming a stable colloidal solution. A powdered sample of Ti3C2Тх is obtained by removing aluminum from Ti3AlC2 by treatment in an HF solution, 2D Ti3C2Тх particles are obtained by treating Ti3AlC2 in an HCl+LiF solution followed by sonication. The phase composition and morphology of the samples are studied by X-ray diffraction and electron microscopy. The IR and Raman spectroscopy methods permitted to differentiate the presence of terminal groups (O2–, OH–, F–) of various nature with a quantitative predominance of the OH form in the Ti3C2Tx powder sample and OH and fluoride ions in 2D Ti3C2Tx particles, and also detect the presence of TiOx impurities.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>карбид титана-алюминия</kwd><kwd>2D-карбид титана (MXene)</kwd><kwd>морфология</kwd><kwd>инфракрасная спектроскопия</kwd><kwd>спектроскопия комбинационного рассеяния света</kwd></kwd-group><kwd-group xml:lang="en"><kwd>titanium-aluminum carbide</kwd><kwd>2D titanium carbide (MXene)</kwd><kwd>morphology</kwd><kwd>infrared spectroscopy</kwd><kwd>Raman spectroscopy</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнена в рамках совместного белорусско-словацкого проекта при финансовой поддержке Белорусского республиканского фонда фундаментальных исследований (гранты  № Х20СЛКГ-004 и № APVVSK-BY-RD-19-0011, НИР 2.1.04.02 ГПНИ “Химические процессы, реагенты и технологии, биорегуляторы и биооргхимия”, 2021—2025 гг., а также программы исследований и инноваций Европейского союза “Горизонт 2020” (грант Марии Склодовской-Кюри № 777810))</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">L. 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