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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="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Doklady Chemistry</journal-id><journal-title-group><journal-title xml:lang="en">Doklady Chemistry</journal-title><trans-title-group xml:lang="ru"><trans-title>Доклады Российской академии наук. Химия, науки о материалах</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2686-9535</issn><issn publication-format="electronic">3034-5111</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">686900</article-id><article-id pub-id-type="doi">10.31857/S2686953525020058</article-id><article-id pub-id-type="edn">IPFIUL</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>CHEMISTRY</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>ХИМИЯ</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Novel Catalysts Based on Magnesium, Aluminum, Nickel and Cobalt Hydroxo Salts for the Carbon Dioxide Conversion of Biogenic Alcohols to Hydrogen-Containing Gases</article-title><trans-title-group xml:lang="ru"><trans-title>Новые катализаторы на основе гидроксосолей магния, алюминия, никеля и кобальта для углекислотной конверсии спиртов биогенного происхождения в водородсодержащие газы</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Dedov</surname><given-names>A. G.</given-names></name><name xml:lang="ru"><surname>Дедов</surname><given-names>А. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Academician of the RAS</p></bio><bio xml:lang="ru"><p>академик РАН</p></bio><email>al57@rambler.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Loktev</surname><given-names>A. S.</given-names></name><name xml:lang="ru"><surname>Локтев</surname><given-names>А. С.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>al57@rambler.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Chibrikova</surname><given-names>D. A.</given-names></name><name xml:lang="ru"><surname>Чибрикова</surname><given-names>Д. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>al57@rambler.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Topchiev Institute of Petrochemical Synthesis of the Russian Academy of Sciences</institution></aff><aff><institution xml:lang="ru">Институт нефтехимического синтеза им. А.В. Топчиева Российской академии наук</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Gubkin Russian State University of Oil and Gas</institution></aff><aff><institution xml:lang="ru">Российский государственный университет нефти и газа имени И.М. Губкина</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2025-04-15" publication-format="electronic"><day>15</day><month>04</month><year>2025</year></pub-date><volume>521</volume><issue>1</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>32</fpage><lpage>41</lpage><history><date date-type="received" iso-8601-date="2025-07-07"><day>07</day><month>07</month><year>2025</year></date><date date-type="accepted" iso-8601-date="2025-07-07"><day>07</day><month>07</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2025, Russian Academy of Sciences</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2025, Российская академия наук</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="en">Russian Academy of Sciences</copyright-holder><copyright-holder xml:lang="ru">Российская академия наук</copyright-holder></permissions><self-uri xlink:href="https://journals.eco-vector.com/2686-9535/article/view/686900">https://journals.eco-vector.com/2686-9535/article/view/686900</self-uri><abstract xml:lang="en"><p>Catalysts based on alumomagnesium hydroxo salts of hydrotalcite type containing nickel and cobalt ions have been used for the first time for carbon dioxide conversion of biogenic alcohols – ethanol and isobutanol – into hydrogen-containing gases (a mixture of hydrogen and carbon monoxide). At the optimum temperatures of 800–900°C, the hydrogen yield in the conversion of ethanol reaches 77–97%, in the conversion of isobutanol – 80–89%.</p></abstract><trans-abstract xml:lang="ru"><p>Впервые катализаторы на основе содержащих ионы никеля и кобальта алюмомагниевых гидроксосолей гидроталькитного типа использованы для углекислотной конверсии спиртов биогенного происхождения – этанола и изобутанола – в водородсодержащие газы (смесь водорода и монооксида углерода). При оптимальных температурах 800–900°С выход водорода, в зависимости от типа используемого катализатора, в реакции конверсии этанола достигает 77–97%, а в реакции конверсии изобутанола – 80–89%.</p></trans-abstract><kwd-group xml:lang="en"><kwd>hydrogen</kwd><kwd>carbon dioxide conversion</kwd><kwd>ethanol</kwd><kwd>isobutanol</kwd><kwd>nickel</kwd><kwd>cobalt</kwd><kwd>Al-Mg hydrotalcite</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>водород</kwd><kwd>углекислотная конверсия</kwd><kwd>этанол</kwd><kwd>изобутанол</kwd><kwd>никель</kwd><kwd>кобальт</kwd><kwd>Al-Mg гидроталькит</kwd></kwd-group><funding-group><award-group><funding-source><institution-wrap><institution xml:lang="ru">Российский научный фонд</institution></institution-wrap><institution-wrap><institution xml:lang="en">Russian Science Foundation</institution></institution-wrap></funding-source><award-id>23-13-00098</award-id></award-group><award-group><funding-source><institution-wrap><institution xml:lang="ru">Правительство Российской Федерации</institution></institution-wrap><institution-wrap><institution xml:lang="en">Government of the Russian Federation</institution></institution-wrap></funding-source></award-group></funding-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Liew W.M., Ainirazali N. // Energy Convers. 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