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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">Доклады Академии наук</journal-id><journal-title-group><journal-title xml:lang="en">Доклады Академии наук</journal-title><trans-title-group xml:lang="ru"><trans-title>Доклады Академии наук</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0869-5652</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">12141</article-id><article-id pub-id-type="doi">10.31857/S0869-5652484148-51</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Chemical Technology</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Химическая технология</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">Synthesis of Ni nanoparticles with controlled pyrophoricity and mean size</article-title><trans-title-group xml:lang="ru"><trans-title>Синтез нанопорошка никеля с контролируемыми пирофорностью и средним размером</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Alymov</surname><given-names>M. I.</given-names></name><name xml:lang="ru"><surname>Алымов</surname><given-names>М. И.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="ru"><p>Член-корреспондент РАН</p></bio><email>nmrubtss@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Rubtsov</surname><given-names>N. M.</given-names></name><name xml:lang="ru"><surname>Рубцов</surname><given-names>Н. М.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>nmrubtss@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Seplyarsky</surname><given-names>B. S.</given-names></name><name xml:lang="ru"><surname>Сеплярский</surname><given-names>Б. С.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>nmrubtss@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Zelensky</surname><given-names>V. A.</given-names></name><name xml:lang="ru"><surname>Зеленский</surname><given-names>В. A.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>nmrubtss@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Ankudinov</surname><given-names>A. B.</given-names></name><name xml:lang="ru"><surname>Анкудинов</surname><given-names>А. Б.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>nmrubtss@mail.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kovalev</surname><given-names>I. D.</given-names></name><name xml:lang="ru"><surname>Ковалев</surname><given-names>И. Д.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>nmrubtss@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kochetkov</surname><given-names>R. A.</given-names></name><name xml:lang="ru"><surname>Кочетков</surname><given-names>Р. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>nmrubtss@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Shchukin</surname><given-names>A. S.</given-names></name><name xml:lang="ru"><surname>Щукин</surname><given-names>А. С.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>nmrubtss@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Petrov</surname><given-names>E. V.</given-names></name><name xml:lang="ru"><surname>Петров</surname><given-names>Е. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>nmrubtss@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kochetov</surname><given-names>N. A.</given-names></name><name xml:lang="ru"><surname>Кочетов</surname><given-names>Н. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>nmrubtss@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Merzhanov Institute of Structural Macrokinetics and Materials Science</institution></aff><aff><institution xml:lang="ru">Институт структурной макрокинетики и проблем материаловедения им. А.Г. Мержанова Российской Академии наук</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Baikov Institute of Metallurgy and Materials Science of the Russian Academy of Sciences</institution></aff><aff><institution xml:lang="ru">Институт металлургии и материаловедения им. А.А. Байкова Российской Академии наук</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2019-04-10" publication-format="electronic"><day>10</day><month>04</month><year>2019</year></pub-date><volume>484</volume><issue>1</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>48</fpage><lpage>51</lpage><history><date date-type="received" iso-8601-date="2019-05-01"><day>01</day><month>05</month><year>2019</year></date><date date-type="accepted" iso-8601-date="2019-05-01"><day>01</day><month>05</month><year>2019</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2019, Russian academy of sciences</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2019, Российская академия наук</copyright-statement><copyright-year>2019</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/0869-5652/article/view/12141">https://journals.eco-vector.com/0869-5652/article/view/12141</self-uri><abstract xml:lang="en"><p>This study establishes that nickel formate decomposition in an argon flow at 209°C and subsequent processing of the obtained nanopowder in a hydrogen flow within a specified time interval, make it possible to control the pyrophoricity and average size of Ni particles.</p></abstract><trans-abstract xml:lang="ru"><p>Установлено, что использование процесса разложения формиата никеля в потоке аргона при 209°C и последующая обработка полученного нанопорошка в потоке водорода в течение заданного интервала времени позволяют управлять степенью пирофорности и средним размером наночастиц Ni.</p></trans-abstract><kwd-group xml:lang="en"><kwd>nickel nanopowder</kwd><kwd>nickel formate</kwd><kwd>synthesis</kwd><kwd>pyrophoricity</kwd><kwd>passivation</kwd><kwd>particle size</kwd><kwd>gas medium</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>нанопорошок никеля</kwd><kwd>формиат никеля</kwd><kwd>синтез</kwd><kwd>пассивация</kwd><kwd>размер частиц</kwd><kwd>газо- вая среда</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Wang, C., Daimon H., Onodera T., Sun S. // Angew. 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