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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">npe</journal-id><journal-title-group><journal-title xml:lang="ru">Ядерная физика и инжиниринг</journal-title><trans-title-group xml:lang="en"><trans-title>Nuclear Physics and Engineering</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2079-5629</issn><issn pub-type="epub">2079-5637</issn><publisher><publisher-name>МИФИ</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.56304/S2079562924060034</article-id><article-id custom-type="edn" pub-id-type="custom">OTZUEN</article-id><article-id custom-type="elpub" pub-id-type="custom">npe-428</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>Взаимодействие плазмы, пучков частиц и излучения с веществом</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Interaction of Plasma, Particle Beams and Radiation with Matter</subject></subj-group></article-categories><title-group><article-title>МЕТОД РАСЧЕТА ПРОСТРАНСТВЕННОГО РАЗРЕШЕНИЯ ДИАГНОСТИКИ ЗОНДИРОВАНИЯ ПУЧКОМ ТЯЖЕЛЫХ ИОНОВ ТОКАМАКА Т-15МД</article-title><trans-title-group xml:lang="en"><trans-title>METHOD FOR THE CALCULATION OF THE SPATIAL RESOLUTION OF THE HEAVY ION BEAM PROBE FOR THE T-15MD TOKAMAK</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>Аммосов</surname><given-names>Я. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Ammosov</surname><given-names>Ya. M.</given-names></name></name-alternatives><email xlink:type="simple">ammosov.ium@phystech.edu</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>Крохалев</surname><given-names>О. Д.</given-names></name><name name-style="western" xml:lang="en"><surname>Krokhalev</surname><given-names>O. D.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Елисеев</surname><given-names>Л. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Eliseev</surname><given-names>L. G.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Саранча</surname><given-names>Г. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Sarancha</surname><given-names>G. A.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Мельников</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Melnikov</surname><given-names>A. V.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff-3"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru">Национальный исследовательский центр “Курчатовский институт”<country>Россия</country></aff><aff xml:lang="en">National Research Centre “Kurchatov Institute”<country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru">Национальный исследовательский центр “Курчатовский институт”;&#13;
Московский физико-технический институт (национальный исследовательский университет)<country>Россия</country></aff><aff xml:lang="en">National Research Centre “Kurchatov Institute”;&#13;
Moscow Institute of Physics and Technology (National Research University)<country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru">Национальный исследовательский центр “Курчатовский институт”;&#13;
Московский физико-технический институт (национальный исследовательский университет);&#13;
Национальный исследовательский ядерный университет “МИФИ”<country>Россия</country></aff><aff xml:lang="en">National Research Centre “Kurchatov Institute”;&#13;
Moscow Institute of Physics and Technology (National Research University);&#13;
National Research Nuclear University MEPhI (Moscow Engineering Physics Institute)<country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>08</day><month>01</month><year>2025</year></pub-date><volume>16</volume><issue>1</issue><fpage>108</fpage><lpage>115</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Аммосов Я.М., Крохалев О.Д., Елисеев Л.Г., Саранча Г.А., Мельников А.В., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Аммосов Я.М., Крохалев О.Д., Елисеев Л.Г., Саранча Г.А., Мельников А.В.</copyright-holder><copyright-holder xml:lang="en">Ammosov Y.M., Krokhalev O.D., Eliseev L.G., Sarancha G.A., Melnikov A.V.</copyright-holder><license 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://npe.elpub.ru/jour/article/view/428">https://npe.elpub.ru/jour/article/view/428</self-uri><abstract><p>Зондирование плазмы пучком тяжелых ионов (ЗПТИ) – уникальная диагностика, позволяющая независимо и одновременно измерять электрический потенциал плазмы φ, его колебания φ˜, а также колебания электронной плотности n˜e и полоидального магнитного поля B˜pol в горячей области плазмы. В работе приводится метод расчета пространственного разрешения проектируемой диагностики ЗПТИ для токамака Т-15МД. Исследована зависимость размера области измерения от ширины входных щелей в энергетический анализатор.</p></abstract><trans-abstract xml:lang="en"><p>Heavy ion beam probe is a unique diagnostic technique that allows the independent and simultaneous measurement of the plasma electric potential φ, its fluctuations φ˜, as well as fluctuations of the electron density n˜e and the poloidal magnetic field B˜pol, in the hot plasma region. A method for the calculation of the spatial resolution of the heavy ion beam probe diagnostic for the T-15MD tokamak has been presented. The dependence of the size of the measurement region on the width of the input slits in the energy analyzer has been studied.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>диагностика высокотемпературной плазмы</kwd><kwd>зондирование плазмы пучком тяжелых ионов</kwd><kwd>пространственное разрешение диагностики</kwd><kwd>токамак Т-15МД</kwd></kwd-group><kwd-group xml:lang="en"><kwd>high-temperature plasma diagnostics</kwd><kwd>heavy ion beam probe</kwd><kwd>spatial resolution of diagnostics</kwd><kwd>T-15MD tokamak</kwd></kwd-group><funding-group xml:lang="ru"><funding-statement>Работа проведена в рамках выполнения государственного задания НИЦ “Курчатовский институт”. Работа Я.М. Аммосова, О.Д. Крохалева и Г.А. Саранчи поддержана Российским научным фондом, грант № 23-7200042.</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">Melnikov A.V. 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