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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="other" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Kinetics and Catalysis</journal-id><journal-title-group><journal-title xml:lang="en">Kinetics and Catalysis</journal-title><trans-title-group xml:lang="ru"><trans-title>Кинетика и катализ</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0453-8811</issn><issn publication-format="electronic">3034-5413</issn><publisher><publisher-name xml:lang="en">The Russian Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">660357</article-id><article-id pub-id-type="doi">10.31857/S0453881123060175</article-id><article-id pub-id-type="edn">KXGITY</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></subject></subj-group></article-categories><title-group><article-title xml:lang="en">XPS Study of the Preparation of Single-Site Catalysts Based on Ir(I) and Rh(I) Complexes Immobilized on a SiO<sub>2</sub> Surface Using a P-Containing Linker</article-title><trans-title-group xml:lang="ru"><trans-title>Исследование методом РФЭС процесса приготовления моноцентровых катализаторов на основе комплексов Ir(I) и Rh(I), закрепленных на поверхности SiO<sub>2</sub> с помощью P-содержащего линкера</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Smirnov</surname><given-names>M. Yu.</given-names></name><name xml:lang="ru"><surname>Смирнов</surname><given-names>М. Ю.</given-names></name></name-alternatives><email>smirnov@catalysis.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kovtunova</surname><given-names>L. M.</given-names></name><name xml:lang="ru"><surname>Ковтунова</surname><given-names>Л. М.</given-names></name></name-alternatives><email>smirnov@catalysis.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kalinkin</surname><given-names>A. V.</given-names></name><name xml:lang="ru"><surname>Калинкин</surname><given-names>А. В.</given-names></name></name-alternatives><email>smirnov@catalysis.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Skovpin</surname><given-names>I. V.</given-names></name><name xml:lang="ru"><surname>Сковпин</surname><given-names>И. В.</given-names></name></name-alternatives><email>smirnov@catalysis.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Koptyug</surname><given-names>I. V.</given-names></name><name xml:lang="ru"><surname>Коптюг</surname><given-names>И. В.</given-names></name></name-alternatives><email>smirnov@catalysis.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Bukhtiyarov</surname><given-names>V. I.</given-names></name><name xml:lang="ru"><surname>Бухтияров</surname><given-names>В. И.</given-names></name></name-alternatives><email>smirnov@catalysis.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Boreskov Institute of Catalysis, Siberian Branch, Russian Academy of Sciences</institution></aff><aff><institution xml:lang="ru">ФГБУН Институт катализа им. Г.К. Борескова СО РАН</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">International Tomography Center, Siberian Branch, Russian Academy 
of Sciences</institution></aff><aff><institution xml:lang="ru">ФГБУН Институт “Международный томографический центр” СО РАН</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2023-11-01" publication-format="electronic"><day>01</day><month>11</month><year>2023</year></pub-date><volume>64</volume><issue>6</issue><fpage>837</fpage><lpage>852</lpage><history><date date-type="received" iso-8601-date="2025-02-22"><day>22</day><month>02</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2023, М.Ю. Смирнов, Л.М. Ковтунова, А.В. Калинкин, И.В. Сковпин, И.В. Коптюг, В.И. Бухтияров</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2023, М.Ю. Смирнов, Л.М. Ковтунова, А.В. Калинкин, И.В. Сковпин, И.В. Коптюг, В.И. Бухтияров</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="en">М.Ю. Смирнов, Л.М. Ковтунова, А.В. Калинкин, И.В. Сковпин, И.В. Коптюг, В.И. Бухтияров</copyright-holder><copyright-holder xml:lang="ru">М.Ю. Смирнов, Л.М. Ковтунова, А.В. Калинкин, И.В. Сковпин, И.В. Коптюг, В.И. Бухтияров</copyright-holder></permissions><self-uri xlink:href="https://journals.eco-vector.com/0453-8811/article/view/660357">https://journals.eco-vector.com/0453-8811/article/view/660357</self-uri><abstract xml:lang="en"><p id="idm45257550563408">Samples of model single-site iridium and rhodium catalysts were synthesized by immobilization of complexes [Ir(COD)(IMes)Cl] and [Rh(COD)(IMes)Cl], where COD is cyclooctadiene-1,5 and IMes is 1,3‑bis(2,4,6-trimethylphenyl)imidazol-2-ylidene, on the surface of silicon dioxide modified with a linker containing diphenylphosphine group (Ph<sub>2</sub>P). Silicon plates with a flat surface covered with a layer of natural oxide 1–3 nm thick, Si-SiO<sub>2</sub>(nat), or with a specially grown SiO<sub>2</sub> film (∼300 nm), Si-SiO<sub>2</sub>(ox), were used as supports. The chemical compositions of the surface of the modified silicon plates and samples of model catalysts were characterized by XPS. Based on these XPS studies, a tentative conclusion was made about the coordination of immobilized complexes to the SiO<sub>2</sub> surface. Catalyst samples were tested in the gas-phase hydrogenation of propene with parahydrogen.</p></abstract><trans-abstract xml:lang="ru"><p id="idm45257550561552">Синтезированы образцы модельных моноцентровых катализаторов на основе иридия и родия путем иммобилизации комплексов [Ir(COD)(IMes)Cl] и [Rh(COD)(IMes)Cl] (где COD – циклооктадиен-1,5 и IMes – 1,3-бис(2,4,6-триметилфенил)имидазол-2-илиден) к диоксиду кремния, поверхность которого модифицирована линкером, содержащим дифенилфосфиновую группу (Ph<sub>2</sub>P). В качестве носителей использованы пластинки кремния с плоской поверхностью, покрытой слоем естественного оксида толщиной 1–3 нм, Si-SiO<sub>2</sub>(nat), или со специально выращенной пленкой SiO<sub>2</sub> (∼300 нм), Si-SiO<sub>2</sub>(ox). Для определения состояния химических элементов в составе модифицированных кремниевых пластинок и образцов модельных катализаторов был применен метод РФЭС. На основании проведенных исследований сделано предположение о характере координации иммобилизованных комплексов. Образцы катализаторов были испытаны в реакции газофазного гидрирования пропена параводородом.</p></trans-abstract><kwd-group xml:lang="en"><kwd>Ir(I) and Rh(I) complexes</kwd><kwd>SiO<sub>2</sub></kwd><kwd>single-center catalysts</kwd><kwd>X-ray photoelectron spectroscopy (XPS)</kwd><kwd>hydrogenation of propene with parahydrogen</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>комплексы Ir(I) и Rh(I)</kwd><kwd>SiO<sub>2</sub></kwd><kwd>моноцентровые катализаторы</kwd><kwd>рентгеновская фотоэлектронная спектроскопия (РФЭС)</kwd><kwd>гидрирование пропена параводородом</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Исследования проведены с использованием оборудования Центра коллективного пользования “Национальный центр исследования катализаторов” (рентгеновский фотоэлектронный спектрометр SPECS). Авторы выражают благодарность О.Е. Терещенко (ИФП им. А.В. Ржанова СО РАН, Новосибирск) за предоставленные для исследований кремниевые пластинки.</funding-statement></funding-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Crabtree R. // Acc. Chem. Res. 1979. V. 12. P. 331–337.</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Hillier A.C., Lee H.M., Stevens E.D., Nolan S.P. // Organometallics. 2001 V. 20. P. 4246.</mixed-citation></ref><ref id="B3"><label>3.</label><mixed-citation>Vazquez-Serrano L.D., Owens B.T., Buriak J.M. // Inorg. Chim. Acta. 2006. V. 359. P. 2786.</mixed-citation></ref><ref id="B4"><label>4.</label><mixed-citation>Church T.L., Andersson P.G. // Coord. Chem. Rev. 2008. V. 252. P. 513.</mixed-citation></ref><ref id="B5"><label>5.</label><mixed-citation>Yermakov Y.I. // Catal. Rev.: Sci. Eng. 1976. V. 13. 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