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<article article-type="research-article" dtd-version="1.3" 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" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">zhps</journal-id><journal-title-group><journal-title xml:lang="ru">Журнал прикладной спектроскопии</journal-title><trans-title-group xml:lang="en"><trans-title>Zhurnal Prikladnoii Spektroskopii</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0514-7506</issn><publisher><publisher-name>B. I. Stepanov Institute of Physics of the National Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">zhps-374</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Статьи</subject></subj-group></article-categories><title-group><article-title>АНАЛИЗ НИТРОПОЛИЦИКЛИЧЕСКИХ АРОМАТИЧЕСКИХ УГЛЕВОДОРОДОВ В МЕЛКИХ ТВЕРДЫХ ЧАСТИЦАХ МЕТОДОМ ВРЕМЯПРОЛЕТНОЙ МАСС-СПЕКТРОМЕТРИИ НА ОСНОВЕ ЛАЗЕРНОЙ ДЕСОРБЦИИ/ИОНИЗАЦИИ С ИСПОЛЬЗОВАНИЕМ МАГНИТНЫХ НАНОКОМПОЗИТОВ Fe3O4/ZIF-8 В КАЧЕСТВЕ МАТРИЦЫ</article-title><trans-title-group xml:lang="en"><trans-title>ANALYSIS OF NITROPOLYCYCLIC AROMATIC HYDROCARBONS IN FINE PARTICULATE MATTER BY MATRIX-ASSISTED LASER DESORPTION/IONIZATION TIME-OF-FLIGHT MASS SPECTROMETRY USING Fe3O4/ZIF-8 MAGNETIC NANOCOMPOZITES AS MATRIX</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Wang</surname><given-names>H. .</given-names></name><name name-style="western" xml:lang="en"><surname>Wang</surname><given-names>H. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Wang</surname><given-names>X. .</given-names></name><name name-style="western" xml:lang="en"><surname>Wang</surname><given-names>X. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Bian</surname><given-names>W. .</given-names></name><name name-style="western" xml:lang="en"><surname>Bian</surname><given-names>W. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Sun</surname><given-names>T. .</given-names></name><name name-style="western" xml:lang="en"><surname>Sun</surname><given-names>T. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Cai</surname><given-names>Z. .</given-names></name><name name-style="western" xml:lang="en"><surname>Cai</surname><given-names>Z. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Wei</surname><given-names>J. .</given-names></name><name name-style="western" xml:lang="en"><surname>Wei</surname><given-names>J. .</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Школа фундаментальной медицины, Медицинский университет Шаньси</institution></aff><aff xml:lang="en"><institution>School of Basic Medical Science, Shanxi Medical University</institution></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Фармацевтический колледж, Медицинский университет Шаньси</institution></aff><aff xml:lang="en"><institution>College of Pharmacy, Shanxi Medical University</institution></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Баптистский университет Гонконга</institution></aff><aff xml:lang="en"><institution>Hong Kong Baptist University</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2019</year></pub-date><pub-date pub-type="epub"><day>10</day><month>03</month><year>2020</year></pub-date><volume>86</volume><issue>1</issue><fpage>103</fpage><lpage>109</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Wang H..., Wang X..., Bian W..., Sun T..., Cai Z..., Wei J..., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Wang H..., Wang X..., Bian W..., Sun T..., Cai Z..., Wei J...</copyright-holder><copyright-holder xml:lang="en">Wang H..., Wang X..., Bian W..., Sun T..., Cai Z..., Wei J...</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://zhps.ejournal.by/jour/article/view/374">https://zhps.ejournal.by/jour/article/view/374</self-uri><abstract><p>Синтезированные двуслойные магнитные металлорганические нанокристаллы использованы в качестве матрицы для времяпролетной масс-спектрометрии на основе лазерной десорбции/ионизации (MALDI-TOF MS). Четыре нитрополициклических ароматических углеводорода (нитро-ПАУ) успешно обнаружены методом MALDI-TOF MS с использованием отрицательных ионов без фоновых помех. Магнитные нанокомпозиты, покрытые цеолитовой имидазолатной оболочкой (ZIF-8), показали отличную адсорбционную и обогащающую способность и могут быть изолированы магнитом и непосредственно нанесены на пластину из нержавеющей стали для измерения методом MALDI. Проанализированы нитро-ПАУ в образцах PM2.5 с использованием покрытого оболочкой ZIF-8 магнитного нанокомпозита в качестве адсорбента и матрицы. </p></abstract><trans-abstract xml:lang="en"><p>Core-shell magnetic metal organic nanocrystals were synthesized and used as matrix for matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS). Four nitropolycyclic aromatic hydrocarbons (nitro-PAHs) were successfully detected by using negative-ion MALDI-TOF MS without background interference. Furthermore, the magnetic nanocomposites (MNCs) coated with zeolitic imidazolate framework-8 (ZIF-8) showed excellent adsorption and enrichment capacity, and can be isolated with a magnet and directly spotted on the stainless steel plate for MALDI measurement. It was also analyzed nitro-PAHs in PM2.5 samples using the ZIF-8-coated magnetic nanocomposite as adsorbent and matrix. </p></trans-abstract><kwd-group xml:lang="ru"><kwd>времяпролетная масс-спектрометрия на основе лазерной десорбции/ионизации</kwd><kwd>Fe3O4/ZIF-8 магнитные нанокомпозиты</kwd><kwd>нитрополициклические ароматические углеводороды</kwd><kwd>обогащение и анализ</kwd><kwd>matrix-assisted laser desorption/ionization time-of-flight mass spectrometry</kwd><kwd>Fe3O4/ZIF-8 magnetic nanocomposites</kwd><kwd>nitropolycyclic aromatic hydrocarbons</kwd><kwd>enrichment and analysis</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">M. Gao, P. E. Saide, J. Y. Xin, Y. S. Wang, Z. R. Liu, Y. X. Wang, Z. F. Wang, M. Pagowski, S. K. Guttikunda, G. R. Carmichael, Environ. Sci. Technol., 51, 2178-2185 (2017).</mixed-citation><mixed-citation xml:lang="en">M. Gao, P. E. 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