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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-1413</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>СПЕКТРОСКОПИЯ НАНОСТРУКТУР</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>SPECTROSCOPY OF NANOSTRUCTURE</subject></subj-group></article-categories><title-group><article-title>Ковалентный комплекс триптофан-наноалмаз как эффективный флуоресцентный маркер обнаружения галогенуглеводородов в растворах</article-title><trans-title-group xml:lang="en"><trans-title>Covalent Tryptophan-Nanodiamond Complex as an Effective Fluorescent Marker for the Detection of Halocarbons in Solutions</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>Лапина</surname><given-names>В. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Lapina</surname><given-names>V. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><email xlink:type="simple">v.lapina@ifanbel.bas-net.by</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>Павич</surname><given-names>Т. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Pavich</surname><given-names>T. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кальвинковская</surname><given-names>Ю. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kalvinkovskaya</surname><given-names>Ju. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт физики НАН Беларуси</institution></aff><aff xml:lang="en"><institution>B.I. Stepanov Institute of Physics of the National Academy of Sciences of Belarus</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>25</day><month>11</month><year>2023</year></pub-date><volume>90</volume><issue>5</issue><fpage>721</fpage><lpage>727</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Лапина В.А., Павич Т.А., Кальвинковская Ю.А., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Лапина В.А., Павич Т.А., Кальвинковская Ю.А.</copyright-holder><copyright-holder xml:lang="en">Lapina V.A., Pavich T.A., Kalvinkovskaya J.A.</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/1413">https://zhps.ejournal.by/jour/article/view/1413</self-uri><abstract><p>Исследована реакция фототрансформации свободного триптофана (Тр) и в составе комплекса с наночастицами алмаза (НА-Тр) в присутствии галогенуглеводорода (ГУ) — хлороформа — методами стационарной спектроскопии. Установлено, что в присутствии хлороформа облучение растворов УФ-светом приводит к увеличению интенсивности флуоресценции продуктов фототрансформации триптофана (ФТТ) — кинуренина и его производных. В системе НА-Тр увеличение интенсивности интегральной флуоресценции с максимумом при ~460 нм более значительно по сравнению с системой со свободным триптофаном. Изучены оптимальные условия протекания данной реакции. Продемонстрирована применимость реакции ФТТ для обнаружения широко используемых хлорсодержащих углеводородов: арохлора 1254 (стандарт США) и прохлораза, входящего в состав комбинированного фунгицида “Замир”. Предложена новая фотометрическая тест-система для обнаружения ГУ с высокой степенью чувствительности (до 10–6—10–9 M) в реакции ФТТ при облучении УФ-светом.</p></abstract><trans-abstract xml:lang="en"><p>The reaction of phototransformation of free tryptophan (Trp) and as part of a complex with nanodiamond particles (ND-Trp) in the presence of halocarbon (HC) – chloroform was studied by stationary spectroscopy. It was found that in the presence of chloroform, irradiation of solutions with UV radiation leads to an increase in the fluorescence intensity of the phototransformation products of tryptophan (FTT) – kynurenine and its derivatives. At the same time, a more significant increase in the intensity of integral fluorescence with a maximum of ~460 nm was observed in the ND-Trp system than in the system with free tryptophan. Optimal conditions for this reaction were studied. The applicability of the FTT reaction for the detection of widely used chlorine-containing hydrocarbons has been demonstrated: arochlor 1254 (USA standard) and prochlorase, which is part of the combined fungicide “Zamir”. A new photometric test system has been proposed for the detection of a high degree of sensitivity (up to 10–6–10–9 M) in the FTT reaction when irradiated with UV light.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>наноразмерный алмаз</kwd><kwd>гибридный комплекс</kwd><kwd>фототрансформация триптофана</kwd><kwd>спектрально-люминесцентные свойства</kwd><kwd>галогенуглеводороды</kwd></kwd-group><kwd-group xml:lang="en"><kwd>nanoscale diamonds</kwd><kwd>hybrid complexes</kwd><kwd>tryptophan phototransformation</kwd><kwd>spectralluminescent properties</kwd><kwd>halocarbons</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнена при финансовой поддержке Белорусского республиканского фонда фундаментальных исследований (грант № Ф20ГРМГ-003)</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">М. И. Лунев. 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