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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">695811</article-id><article-id pub-id-type="doi">10.7868/S3034511125040019</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">Electron beam polymerization of phosphorus: MALDI-TOF analysis of product structure</article-title><trans-title-group xml:lang="ru"><trans-title>Электронно-лучевая полимеризация фосфора: Анализ структуры продуктов методом MALDI-TOF</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Tarasova</surname><given-names>N. P.</given-names></name><name xml:lang="ru"><surname>Тарасова</surname><given-names>Н. П.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Zanin</surname><given-names>A. A.</given-names></name><name xml:lang="ru"><surname>Занин</surname><given-names>А. А.</given-names></name></name-alternatives><email>zanin.a.a@muctr.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Krivoborodov</surname><given-names>E. G.</given-names></name><name xml:lang="ru"><surname>Кривобородов</surname><given-names>Е. Г.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Karavaev</surname><given-names>S. E.</given-names></name><name xml:lang="ru"><surname>Караваев</surname><given-names>С. Е.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Ksenofontov</surname><given-names>N. A.</given-names></name><name xml:lang="ru"><surname>Ксенофонтов</surname><given-names>Н. А.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Mirzaaliev</surname><given-names>T. O.</given-names></name><name xml:lang="ru"><surname>Мирзаалиев</surname><given-names>Т. О.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Dmitry Mendeleev University of Chemical Technology of Russia</institution></aff><aff><institution xml:lang="ru">Российский химико-технологический университет имени Д.И. Менделеева</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2025-08-15" publication-format="electronic"><day>15</day><month>08</month><year>2025</year></pub-date><volume>523</volume><issue>1</issue><issue-title xml:lang="en">VOL 523, NO (2025)</issue-title><issue-title xml:lang="ru">ТОМ 523, № (2025)</issue-title><fpage>3</fpage><lpage>10</lpage><history><date date-type="received" iso-8601-date="2025-11-05"><day>05</day><month>11</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><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/" start_date="2025-08-15"/></permissions><self-uri xlink:href="https://journals.eco-vector.com/2686-9535/article/view/695811">https://journals.eco-vector.com/2686-9535/article/view/695811</self-uri><abstract xml:lang="en"><p>The article discusses the results of a study of the effect of the reaction medium composition (distilled water or aqueous solutions of acetonitrile and sodium hypophosphite) on the process of elemental phosphorus polymerization under the influence of accelerated electrons. Carrying out polymerization in an aqueous medium eliminates direct contact with air, which makes the process safer, and adding various chemicals to the solution allows to control the process parameters. It is shown that in an aqueous solution of acetonitrile and sodium hypophosphite, the conversion of phosphorus increases by 7%, and an increase in the polymerization rate is observed compared to using water as a reaction medium at the initial stage. The composition and structure of phosphorus-containing polymers obtained during electron beam polymerization were characterized by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF).</p></abstract><trans-abstract xml:lang="ru"><p>В статье рассмотрены результаты исследования влияния состава реакционной среды (дистиллированная вода или водные растворы ацетонитрила и гипофосфита натрия) на процесс полимеризации элементного фосфора под воздействием ускоренных электронов. Проведение полимеризации в водной среде исключает прямой контакт с воздухом, что делает процесс более безопасным, а добавление в воду различных химических веществ позволяет изменять параметры процесса. Показано, что в среде водных растворов ацетонитрила и гипофосфита натрия конверсия фосфора повышается на 7%, а на начальной стадии процесса наблюдается увеличение скорости полимеризации, по сравнению с экспериментами при использовании воды в качестве реакционной среды. Состав и строение полученных в ходе электронно-лучевой полимеризации фосфорсодержащих полимеров охарактеризованы методом времяпролетной масс-спектрометрии с матрично-активированной лазерной десорбцией/ионизацией (MALDI-TOF).</p></trans-abstract><kwd-group xml:lang="en"><kwd>phosphorus</kwd><kwd>phosphorus-containing polymers</kwd><kwd>accelerated electrons</kwd><kwd>high-energy chemistry</kwd><kwd>MALDI-TOF</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>фосфор</kwd><kwd>фосфорсодержащие полимеры</kwd><kwd>ускоренные электроны</kwd><kwd>химия высоких энергий</kwd><kwd>MALDI-TOF</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнения в рамках гранта РНФ 23-23-00543 “Фундаментальные основы синтеза высокомолекулярных фосфор- и серосодержащих соединений с заданными эксплуатационными свойствами.”</funding-statement></funding-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Tian H., Wang J., Lai G., Dou Y., Gao J., Duan Z., Feng X., Wu Q., He X., Yao L., Zeng L., Liu Y., Yang X., Zhao J., Zhuang S., Shi J., Qu G., Yu X.-F., Chu P.K., Jiang G. // Chem. 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