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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">radioelectronics</journal-id><journal-title-group><journal-title xml:lang="ru">Известия высших учебных заведений России. Радиоэлектроника</journal-title><trans-title-group xml:lang="en"><trans-title>Journal of the Russian Universities. Radioelectronics</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1993-8985</issn><issn pub-type="epub">2658-4794</issn><publisher><publisher-name>Saint Petersburg Electrotechnical University</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.32603/1993-8985-2022-25-6-79-89</article-id><article-id custom-type="elpub" pub-id-type="custom">radioelectronics-697</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>ЭЛЕКТРОНИКА СВЧ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>MICROWAVE ELECTRONICS</subject></subj-group></article-categories><title-group><article-title>Исследование оптических свойств микрокольцевых резонаторов, изготовленных по технологии кремний на изоляторе, методом оптической рефлектометрии обратного рассеяния</article-title><trans-title-group xml:lang="en"><trans-title>Investigation of the Optical Properties of Silicon-on-Insulator Microring Resonators Using Optical Backscatter Reflectometry</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-8158-8827</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Рябцев</surname><given-names>И. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Ryabcev</surname><given-names>I. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Рябцев Илья Александрович – аспирант кафедры физической электроники и технологии</p><p>ул. Профессора Попова, д. 5 Ф, Санкт-Петербург, 197022</p></bio><bio xml:lang="en"><p>Ilya A. Ryabcev, Postgraduate Student of the Department of Physical Electronics and Technologies</p><p>5 F, Professor Popov St., St Petersburg 197022</p></bio><email xlink:type="simple">ryabcev.ilya@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-3600-4946</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ершов</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Ershov</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ершов Александр Александрович – аспирант кафедры физической электроники и технологии</p><p>ул. Профессора Попова, д. 5 Ф, Санкт-Петербург, 197022</p></bio><bio xml:lang="en"><p>Alexander A. Ershov, Postgraduate Student of the Department of Physical Electronics and Technologies</p><p>5 F, Professor Popov St., St Petersburg 197022</p></bio><email xlink:type="simple">aaershov@etu.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>Ряйккенен</surname><given-names>Д. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Ryaikkenen</surname><given-names>D. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ряйккенен Даниил Витальевич – студент 1-го курса магистратуры</p><p>ул. Профессора Попова, д. 5 Ф, Санкт-Петербург, 197022</p></bio><bio xml:lang="en"><p>Daniil R. Ryaykkenen, 1st year Master Degree Student</p><p>5 F, Professor Popov St., St Petersburg 197022</p></bio><email xlink:type="simple">dvryaykkenen@stud.etu.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-5147-0630</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Буровихин</surname><given-names>А. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Burovikhin</surname><given-names>A. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Буровихин Антон Павлович – аспирант кафедры физической электроники и технологии</p><p>ул. Профессора Попова, д. 5 Ф, Санкт-Петербург, 197022</p></bio><bio xml:lang="en"><p>Anton P. Burovikhin, Postgraduate Student of the Department of Physical Electronics and Technologies</p><p>5 F, Professor Popov St., St Petersburg 197022</p></bio><email xlink:type="simple">antonburovihin@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-8764-7100</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Гапончик</surname><given-names>Р. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Haponchyk</surname><given-names>R. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Гапончик Роман Валерьевич – аспирант кафедры физической электроники и технологии</p><p>ул. Профессора Попова, д. 5 Ф, Санкт-Петербург, 197022</p></bio><bio xml:lang="en"><p>Roman V. Haponchyk, Postgraduate Student of the Department of Physical Electronics and Technologies</p><p>5 F, Professor Popov St., St Petersburg 197022</p></bio><email xlink:type="simple">ferumno33@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-6320-9352</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Таценко</surname><given-names>И. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Tatsenko</surname><given-names>I. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Таценко Иван Юрьевич – аспирант кафедры физической электроники и технологии</p><p>ул. Профессора Попова, д. 5 Ф, Санкт-Петербург, 197022</p></bio><bio xml:lang="en"><p>Ivan Yu. Tatsenko, Postgraduate Student of the Department of Physical Electronics and Technologies</p><p>5 F, Professor Popov St., St Petersburg 197022</p></bio><email xlink:type="simple">abitur.tatsenko@mail.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>Сташкевич</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Stashkevich</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сташкевич Андрей Александрович – доктор физико-математических наук (1994), заслуженный профессор (2020) Галилеевского института Университета Сорбонна Париж Север, Лаборатория  физикохимических свойств материалов LSPM CNRS</p><p>авеню Ж. Б. Клемана, д. 99, Витальнез, 93430</p></bio><bio xml:lang="en"><p>Andrey A. Stashkevich, Dr Sci. (Eng.) (1994), Emeritus Professor (2020) of Institute Galilee, Université Sorbonne Paris Nord, Laboratoire des Sciences des Procedes et des Materiaux (LSPM CNRS)</p><p>99, J. B. Clement ave., Villetaneuse 93430</p></bio><email xlink:type="simple">stachkevitch@univ-paris13.fr</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-4226-4341</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Никитин</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Nikitin</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Никитин Андрей Александрович – кандидат физико-математических наук (2011), доцент (2015) кафедры физической электроники и технологии</p><p>ул. Профессора Попова, д. 5 Ф, Санкт-Петербург, 197022</p></bio><bio xml:lang="en"><p>Andrey A. Nikitin, Can. Sci. (Phys.-Math.) (2011), Docent (2015), Associate Professor of the Department of Physical Electronics and Technologies</p><p>5 F, Professor Popov St., St Petersburg 197022</p></bio><email xlink:type="simple">aanikitin@etu.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-7382-9210</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Устинов</surname><given-names>А. Б.</given-names></name><name name-style="western" xml:lang="en"><surname>Ustinov</surname><given-names>A. B.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Устинов Алексей Борисович – доктор физико-математических наук (2012), доцент (2010) кафедры физической электроники и технологии</p><p>ул. Профессора Попова, д. 5 Ф, Санкт-Петербург, 197022</p></bio><bio xml:lang="en"><p>Alexey B. Ustinov, Dr Sci. (Phys.-Math.) (2012), Docent (2010), Associate Professor of the Department of Physical Electronics and Technologies</p><p>5 F, Professor Popov St., St Petersburg 197022</p></bio><email xlink:type="simple">Ustinov_rus@yahoo.com</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Санкт-Петербургский государственный электротехнический университет "ЛЭТИ" им. В. И. Ульянова (Ленина)</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Saint Petersburg Electrotechnical University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Университет Сорбонна Париж Север</institution><country>Франция</country></aff><aff xml:lang="en"><institution>Université Sorbonne Paris Nord</institution><country>France</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2022</year></pub-date><pub-date pub-type="epub"><day>28</day><month>12</month><year>2022</year></pub-date><volume>25</volume><issue>6</issue><fpage>79</fpage><lpage>89</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Рябцев И.А., Ершов А.А., Ряйккенен Д.В., Буровихин А.П., Гапончик Р.В., Таценко И.Ю., Сташкевич А.А., Никитин А.А., Устинов А.Б., 2022</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="ru">Рябцев И.А., Ершов А.А., Ряйккенен Д.В., Буровихин А.П., Гапончик Р.В., Таценко И.Ю., Сташкевич А.А., Никитин А.А., Устинов А.Б.</copyright-holder><copyright-holder xml:lang="en">Ryabcev I.A., Ershov A.A., Ryaikkenen D.V., Burovikhin A.P., Haponchyk R.V., Tatsenko I.Y., Stashkevich A.A., Nikitin A.A., Ustinov A.B.</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://re.eltech.ru/jour/article/view/697">https://re.eltech.ru/jour/article/view/697</self-uri><abstract><sec><title>Введение</title><p>Введение. Одним из перспективных методов определения параметров оптических кольцевых резонансных структур является метод рефлектометрии обратного рассеяния. Он позволяет экспериментально определять коэффициенты связи и потери на распространение. Однако экспериментальная проверка этого метода путем сопоставления данных, полученных в результате рефлектометрии и измерения оптическим векторным анализатором высокого разрешения, до настоящего времени не проводилась.</p></sec><sec><title>Цель работы</title><p>Цель работы. Определение параметров кремниевого микрокольцевого резонатора (МКР) методом оптической рефлектометрии обратного рассеяния. Расчет характеристик передачи исследуемого резонатора с использованием полученных параметров. Сопоставление результатов расчета передаточных характеристик с экспериментальными результатами измерения оптическим векторным анализатором высокого разрешения.</p></sec><sec><title>Материалы и методы</title><p>Материалы и методы. Исследуются характеристики МКР, изготовленного по технологии кремний на изоляторе. Для исследования параметров МКР использовался оптический рефлектометр обратного рассеяния. Для обработки полученной рефлектограммы применялась оригинальная теоретическая модель. Для исследования передаточных характеристик использовался оптический векторный анализатор. Численное моделирование передаточной характеристики с учетом полученных параметров резонатора проводилось с использованием оригинального аналитического подхода, основанного на методе парциальных волн.</p></sec><sec><title>Результаты</title><p>Результаты. В результате исследования были получены значения коэффициента связи по мощности κ = 0.167 и потерь на распространение α = 3.25 дБ/см. Полученные величины использовались для численного моделирования передаточных характеристик исследуемого резонатора, которые с высокой точностью совпадали с результатами эксперимента. В работе были определены межмодовый диапазон, который составил 88.8 ГГц, и добротность 45 000.</p></sec><sec><title>Заключение</title><p>Заключение. Работа посвящена экспериментальному исследованию параметров интегральных МКР, изготовленных по технологии кремний на изоляторе с использованием метода рефлектометрии обратного рассеяния. Сравнение экспериментальной и теоретической передаточных характеристик показало хорошее соответствие, что свидетельствует о высокой точности определения параметров резонатора и, как следствие, актуальности используемого метода.</p></sec></abstract><trans-abstract xml:lang="en"><sec><title>Introduction</title><p>Introduction. Optical backscatter reflectometry is one of the most promising methods used to examine characteristic parameters relevant to the design of microring resonators. This method paves the way for experimental determination of the coupling coefficient and propagation loss. However, experimental verification of this technique by comparing the transmission characteristics obtained by reflectometry and those directly measured by an optical vector analyzer has not been carried out.</p></sec><sec><title>Aim</title><p>Aim. To determine the parameters of microring resonators by optical reflectometry and to calculate on their basis the transmission characteristics of microring resonators. To compare the calculated transmission characteristics with those obtained experimentally using a high-resolution vector analyzer.</p></sec><sec><title>Materials and methods</title><p>Materials and methods. The characteristic parameters of silicon-on-insulator microring resonators were investigated using an ultra-high resolution reflectometer. An original algorithm was employed to derive the characteristic parameters of microring resonators from reflectograms. An optical vector analyzer was used to study the transmission characteristics of microring resonators. Numerical modeling of transmission characteristics considering the obtained parameters was carried out according an analytical approach based on partial wave analysis.</p></sec><sec><title>Results</title><p>Results. The obtained values of the power coupling coefficient κ = 0.167 and propagation losses α = 3.25 dB/cm were used for numerical simulation of the transmission characteristics of a microring resonator. These characteristics were found to agree well with those obtained experimentally. The free spectral range of 88.8 GHz and Q-factor of 45 000 were determined.</p></sec><sec><title>Conclusion</title><p>Conclusion. An experimental study of the characteristic parameters of silicon-on-insulator microring resonators was conducted using an optical backscatter reflectometer. The performed comparison of the experimental and theoretical transmission characteristics showed good agreement, which indicates the high accuracy of the determined resonator parameters and, as a result, the relevance of the described method.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>микрокольцевой резонатор</kwd><kwd>рефлектометрия обратного рассеяния</kwd><kwd>кремний на изоляторе</kwd></kwd-group><kwd-group xml:lang="en"><kwd>microring resonator</kwd><kwd>reflectometry</kwd><kwd>silicon on insulator</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнена при поддержке Министерства науки и высшего образования Российской Федерации в рамках выполнения государственного задания № 075-01438-22-07 и гранта № FSEE-2022-0017.</funding-statement><funding-statement xml:lang="en">The work was carried out with the support of Ministry of Education and Science of Russian Federation (project no. 075-01438-22-07, grant no. 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