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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">Russian Journal of Inorganic Chemistry</journal-id><journal-title-group><journal-title xml:lang="en">Russian Journal of Inorganic Chemistry</journal-title><trans-title-group xml:lang="ru"><trans-title>Журнал неорганической химии</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0044-457X</issn><issn publication-format="electronic">3034-560X</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">665286</article-id><article-id pub-id-type="doi">10.31857/S0044457X22601833</article-id><article-id pub-id-type="edn">JEURSU</article-id><article-categories><subj-group subj-group-type="toc-heading"><subject>ФИЗИЧЕСКИЕ МЕТОДЫ ИССЛЕДОВАНИЯ</subject></subj-group><subj-group subj-group-type="article-type"><subject>Unknown</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Revisiting the Thermodynamic Characteristics of Titanium Fluorides</article-title><trans-title-group xml:lang="ru"><trans-title>Пересмотр термодинамических характеристик фторидов титана</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Nikitin</surname><given-names>M. I.</given-names></name><name xml:lang="ru"><surname>Никитин</surname><given-names>М. И.</given-names></name></name-alternatives><email>alikhan@igic.ras.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Osina</surname><given-names>E. L.</given-names></name><name xml:lang="ru"><surname>Осина</surname><given-names>Е. Л.</given-names></name></name-alternatives><email>alikhan@igic.ras.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Alikhanyan</surname><given-names>A. S.</given-names></name><name xml:lang="ru"><surname>Алиханян</surname><given-names>А. С.</given-names></name></name-alternatives><email>alikhan@igic.ras.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences</institution></aff><aff><institution xml:lang="ru">Институт общей и неорганической химии им. Н.С. Курнакова РАН</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Joint Institute of High Temperatures</institution></aff><aff><institution xml:lang="ru">Объединенный институт высоких температур</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2023-03-01" publication-format="electronic"><day>01</day><month>03</month><year>2023</year></pub-date><volume>68</volume><issue>3</issue><fpage>333</fpage><lpage>341</lpage><history><date date-type="received" iso-8601-date="2025-02-26"><day>26</day><month>02</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2023, М.И. Никитин, Е.Л. Осина, А.С. Алиханян</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2023, М.И. Никитин, Е.Л. Осина, А.С. Алиханян</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="en">М.И. Никитин, Е.Л. Осина, А.С. Алиханян</copyright-holder><copyright-holder xml:lang="ru">М.И. Никитин, Е.Л. Осина, А.С. Алиханян</copyright-holder></permissions><self-uri xlink:href="https://transsyst.ru/0044-457X/article/view/665286">https://transsyst.ru/0044-457X/article/view/665286</self-uri><abstract xml:lang="en"><p>New values for the standard enthalpies of formation of titanium fluorides at 0 K have been obtained by revisiting data on homogeneous and heterogeneous equilibria with their participation (kJ/mol): –1403.2 ± 2.7 for TiF3(c), –1144.2 ± 3.3 for TiF3, –2349.4 ± 6.3 for Ti2F5(c); –933.7 ± 6.8 for TiF2(c), and –650.4 ± 2.4 TiF2. The thermodynamic metastability of TiF2(c) has been shown.</p></abstract><trans-abstract xml:lang="ru"><p id="idm45181323849312">В результате анализа литературных данных о гомогенных и гетерогенных равновесиях с участием фторидов титана получен новый набор их стандартных энтальпий образования при 0 K: TiF<sub>3</sub>(к) –1403.2 ± 2.7; TiF<sub>3</sub> –1144.2 ± 3.3; Ti<sub>2</sub>F<sub>5</sub>(к) –2349.4 ± 6.3; TiF<sub>2</sub>(к) –933.7 ± 6.8; TiF<sub>2</sub> –650.4 ± ± 2.4 кДж/моль. Показана термодинамическая метастабильность TiF<sub>2</sub>(к).</p></trans-abstract><kwd-group xml:lang="en"><kwd>heterogeneous equilibria</kwd><kwd>mass spectrometry</kwd><kwd>d-metal fluorides</kwd><kwd>enthalpies of formation of fluorides</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>гетерогенные равновесия</kwd><kwd>масс-спектрометрия</kwd><kwd>фториды <italic>d</italic>-элементов</kwd><kwd>энтальпии образования фторидов</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Сорокина Е.В., Карелин В.А. // Успехи современного естествознания. 2014. № 8. С. 134.</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Термические константы веществ / Под ред. Глушко В.П. М.: ВИНИТИ, 1974. Т. VII. Ч. I.</mixed-citation></ref><ref id="B3"><label>3.</label><mixed-citation>Гурвич Л.В. // Вестн. АН СССР. 1983. № 3. 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