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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-1864</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>ПРИБОРЫ И МЕТОДЫ СПЕКТРОСКОПИИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>DEVICES AND METHODS OF SPECTROSCOPY</subject></subj-group></article-categories><title-group><article-title>Прозрачные эмиттеры термического излучения</article-title><trans-title-group xml:lang="en"><trans-title>Transparent Thermal Radiation Emitters</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>Марченко</surname><given-names>В. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Мarchenko</surname><given-names>V. М.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Москва</p></bio><bio xml:lang="en"><p>Moscow</p></bio><email xlink:type="simple">vmarch@kapella.gpi.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт общей физики им. А.М. Прохорова Российской академии наук</institution><country>Россия</country></aff><aff xml:lang="en"><institution>A.M. Prokhorov General Physics Institute of the Russian Academy of Sciences</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>20</day><month>05</month><year>2025</year></pub-date><volume>92</volume><issue>3</issue><fpage>400</fpage><lpage>404</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Марченко В.М., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Марченко В.М.</copyright-holder><copyright-holder xml:lang="en">Мarchenko V.М.</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/1864">https://zhps.ejournal.by/jour/article/view/1864</self-uri><abstract><p>Экспериментально исследованы спектры селективного и континуального термического излучения Er2O3 и рубина в видимой и ближней ИК-областях при лазерно-термическом возбуждении непрерывным и импульсным излучением электроразрядных CO2-лазеров на λ = 10.6 мкм. Селективные спектры излучаются ионами Er3+ и Cr3+. Континуальное излучение является термодинамически равновесным электромагнитным полем в кристаллической решетке с собственной температурой. Эффект запаздывания фронтов и максимумов интенсивности излучения в оксидах относительно лазерных импульсов объясняется различной кинетикой нагрева слоя и континуального излучения.</p></abstract><trans-abstract xml:lang="en"><p>Er2O3 and ruby selective and continual emission spectra in visible and near IR ranges were experimentally investigated under laser-thermal excitation by continuous and pulsed radiation of electric discharge CO2 lasers at λ = 10.6 μ. Selective spectra are radiated by Er3+ and Cr3+ions. Continual radiation is thermodynamically equilibrial electromagnetic field in crystalline lattice with proper temperature. Effect of the delay of thermal emission fronts and radiation intensity maxima in oxides with respect to laser pulses is explained by different kinetics of the layer heating and continual radiation.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>спектроскопия и кинетика термического излучения оксидов металлов и редкоземельных элементов</kwd><kwd>лазерно-термический синтез</kwd><kwd>селективное и континуальное термическое излучение</kwd><kwd>термофотовольтаика</kwd><kwd>теплозащитные покрытия</kwd></kwd-group><kwd-group xml:lang="en"><kwd>spectroscopy and kinetics of thermal radiation of metal oxides and rare-earth elements</kwd><kwd>laser-thermal synthesis</kwd><kwd>selective and continual emission</kwd><kwd>thermophotovoltaics</kwd><kwd>heat-protection coatings</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">R. W. Wood. Phys. 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