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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">zldm</journal-id><journal-title-group><journal-title xml:lang="ru">Заводская лаборатория. Диагностика материалов</journal-title><trans-title-group xml:lang="en"><trans-title>Industrial laboratory. Diagnostics of materials</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1028-6861</issn><issn pub-type="epub">2588-0187</issn><publisher><publisher-name>ООО «Издательство «ТЕСТ-ЗЛ»</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.26896/1028-6861-2025-91-11-41-48</article-id><article-id custom-type="elpub" pub-id-type="custom">zldm-2656</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>ИССЛЕДОВАНИЕ СТРУКТУРЫ И СВОЙСТВ. ФИЗИЧЕСКИЕ МЕТОДЫ ИССЛЕДОВАНИЯ И КОНТРОЛЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>TESTING OF STRUCTURE AND PARAMETERS. PHYSICAL METHODS OF TESTING AND QUALITY CONTROL</subject></subj-group></article-categories><title-group><article-title>Исследование нанокомпозитных тонкопленочных сенсорных материалов</article-title><trans-title-group xml:lang="en"><trans-title>Study of nanocomposite thin-film sensor materials</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>Салихов</surname><given-names>Р. Б</given-names></name><name name-style="western" xml:lang="en"><surname>Salikhov</surname><given-names>R. B.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ренат Баязитович Салихов </p><p>450076, г. Уфа, ул. Заки Валиди, д. 32</p></bio><bio xml:lang="en"><p>Renat B. Salikhov </p><p>32, ul. Zaki Validi, Ufa, 450076</p></bio><email xlink:type="simple">salikhovrb@yandex.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>Базунова</surname><given-names>М. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Bazunova</surname><given-names>M. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Марина Викторовна Базунова</p><p>450076, г. Уфа, ул. Заки Валиди, д. 32</p></bio><bio xml:lang="en"><p>Marina V. Bazunova </p><p>32, ul. Zaki Validi, Ufa, 450076</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>Салихов</surname><given-names>Т. Р.</given-names></name><name name-style="western" xml:lang="en"><surname>Salikhov</surname><given-names>T. R.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Тимур Ренатович Салихов</p><p>450076, г. Уфа, ул. Заки Валиди, д. 32</p></bio><bio xml:lang="en"><p>Timur R. Salikhov </p><p>32, ul. Zaki Validi, Ufa, 450076</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>Муллагалиев</surname><given-names>И. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Mullagaliev</surname><given-names>I. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ильнур Наилевич Муллагалиев</p><p>450076, г. Уфа, ул. Заки Валиди, д. 32</p></bio><bio xml:lang="en"><p>Ilnur N. Mullagaliev </p><p>32, ul. Zaki Validi, Ufa, 450076</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>Сафаргалин</surname><given-names>И. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Safargalin</surname><given-names>I. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Идрис Нарисович Сафаргалин</p><p>450076, г. Уфа, ул. Заки Валиди, д. 32</p></bio><bio xml:lang="en"><p>Idris N. Safargalin </p><p>32, ul. Zaki Validi, Ufa, 450076</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>Остальцова</surname><given-names>А. Д.</given-names></name><name name-style="western" xml:lang="en"><surname>Ostaltsova</surname><given-names>A. D.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Анастасия Дмитриевна Остальцова </p><p>450076, г. Уфа, ул. Заки Валиди, д. 32</p></bio><bio xml:lang="en"><p>Anastasia D. Ostaltsova </p><p>32, ul. Zaki Validi, Ufa, 450076</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Уфимский научно-технический университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Ufa University of Science and Technology</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>26</day><month>11</month><year>2025</year></pub-date><volume>91</volume><issue>11</issue><fpage>41</fpage><lpage>48</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Салихов Р.Б., Базунова М.В., Салихов Т.Р., Муллагалиев И.Н., Сафаргалин И.Н., Остальцова А.Д., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Салихов Р.Б., Базунова М.В., Салихов Т.Р., Муллагалиев И.Н., Сафаргалин И.Н., Остальцова А.Д.</copyright-holder><copyright-holder xml:lang="en">Salikhov R.B., Bazunova M.V., Salikhov T.R., Mullagaliev I.N., Safargalin I.N., Ostaltsova A.D.</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://www.zldm.ru/jour/article/view/2656">https://www.zldm.ru/jour/article/view/2656</self-uri><abstract><p>В настоящее время растет потребность в экологическом мониторинге и промышленной безопасности, а, соответственно, и в экономичных, селективных и стабильных сенсорных системах, способных оперативно детектировать даже низкие концентрации токсичных компонентов. В работе представлены результаты исследования тонкопленочных сенсорных материалов на основе биополимерных матриц из полисахаридов, модифицированных наночастицами AgI. Материалы предназначены для высокочувствительного определения аммиака в воздушной среде. Анализировали взаимосвязь между структурно-морфологическими характеристиками композитных пленок, содержащих наночастицы AgI, и их функциональными сенсорными свойствами по отношению к парам аммиака. Особое внимание уделяли изучению механизмов сенсорного отклика и влиянию морфологии поверхности на чувствительность материала. Методами атомно-силовой микроскопии и электрофизическими измерениями установлено, что введение наночастиц AgI приводит к значительной модификации поверхности пленок — формированию развитого рельефа с агломератами наночастиц (размер 50 – 200 нм), пористой структурой и увеличенной удельной поверхностью (шероховатость возрастает в 3 – 5 раз). Показано, что такие морфологические изменения существенно повышают чувствительность материала к аммиаку вследствие увеличения площади активных центров адсорбции. Детектирование аммиака происходит благодаря обратимой реакции комплексообразования между ионами Ag+ и молекулами NH3, что приводит к изменению проводимости композита. Установлены высокие динамические характеристики сенсора (время отклика не превышает 8 с при концентрации NH3 50 ppm, а время восстановления составляет около 30 с). Кроме того, разработанные материалы обладают селективностью к аммиаку при наличии потенциальных интерферентов (CO2, H2O, летучих органических соединений). Полученные результаты могут быть использованы при создании нового поколения газовых сенсоров.</p></abstract><trans-abstract xml:lang="en"><p>Currently, there is a growing need for environmental monitoring and industrial safety, and, accordingly, for cost-effective, selective and stable sensor systems capable of promptly detecting even low concentrations of toxic components. The paper presents the results of a study of thin-film sensor materials based on biopolymer matrices of polysaccharides modified with AgI nanoparticles. The materials are intended for highly sensitive determination of ammonia in the air. The relationship between the structural and morphological characteristics of composite films containing AgI nanoparticles and their functional sensory properties with respect to ammonia vapors was analyzed. Particular attention was paid to studying the mechanisms of sensory response and the effect of surface morphology on the sensitivity of the material. Atomic force microscopy and electrophysical measurements have shown that the introduction of AgI nanoparticles significantly modifies the film surface, forming a developed relief with nanoparticle agglomerates (50 – 200 nm in size), a porous structure and an increased specific surface area (roughness increases by 3 – 5 times). Such morphological changes have been shown to significantly increase the sensitivity of the material to ammonia due to an increase in the area of active adsorption centers. Ammonia is detected due to a reversible complexation reaction between Ag+ ions and NH3 molecules, which changes the conductivity of the composite. High dynamic characteristics of the sensor have been established (the response time does not exceed 8 sec at an NH3 concentration of 50 ppm, and the recovery time is about 30 sec). In addition, the developed materials are selective for ammonia in the presence of potential interferents (CO2, H2O, volatile organic compounds). The results obtained can be used to create a new generation of gas sensors.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>сенсорные устройства</kwd><kwd>аммиак</kwd><kwd>полисахариды</kwd><kwd>гибридные нанокомпозиты</kwd><kwd>зависимость тока от сопротивления</kwd><kwd>АСМ-изображения</kwd></kwd-group><kwd-group xml:lang="en"><kwd>sensor devices</kwd><kwd>ammonia</kwd><kwd>polysaccharides</kwd><kwd>hybrid nanocomposites</kwd><kwd>current-resistance dependence</kwd><kwd>AFM images</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">Галкина Е. М., Смирнова Т. А., Кривошеева Е. М. и др. Динамика некоторых биофизических параметров кожи под воздействием хитозансодержащего гидрогеля / Саратовский научно-медицинский журнал. 2017. Т. 13. № 3. С. 616 – 620.</mixed-citation><mixed-citation xml:lang="en">Galkina E. M., Smirnova T. A., Krivosheeva E. M., et al. 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