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<article 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" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Plasma Physics Reports</journal-id><journal-title-group><journal-title xml:lang="en">Plasma Physics Reports</journal-title><trans-title-group xml:lang="ru"><trans-title>Физика плазмы</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0367-2921</issn><issn publication-format="electronic">3034-6371</issn><publisher><publisher-name xml:lang="en">The Russian Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">683710</article-id><article-id pub-id-type="doi">10.31857/S0367292124070054</article-id><article-id pub-id-type="edn">OJNBBR</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>ION AND PLASMA SOURCES</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>ИОННЫЕ И ПЛАЗМЕННЫЕ ИСТОЧНИКИ</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Formation of directed plasma jets during the combustion of a high-current vacuum-arc discharge</article-title><trans-title-group xml:lang="ru"><trans-title>Формирование направленных плазменных струй в процессе горения сильноточного вакуумного дугового разряда</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Rousskikh</surname><given-names>A. G.</given-names></name><name xml:lang="ru"><surname>Русских</surname><given-names>А. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>russ@ovpe2.hcei.tsc.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Zhigalin</surname><given-names>A. S.</given-names></name><name xml:lang="ru"><surname>Жигалин</surname><given-names>А. С.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>russ@ovpe2.hcei.tsc.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Oreshkin</surname><given-names>V. I.</given-names></name><name xml:lang="ru"><surname>Орешкин</surname><given-names>В. И.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>russ@ovpe2.hcei.tsc.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Labetskayа</surname><given-names>N. A.</given-names></name><name xml:lang="ru"><surname>Лабецкая</surname><given-names>Н. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>russ@ovpe2.hcei.tsc.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kuzminykh</surname><given-names>A. M.</given-names></name><name xml:lang="ru"><surname>Кузьминых</surname><given-names>А. М.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><email>russ@ovpe2.hcei.tsc.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Institute of High Current Electronics, Siberian Branch, Russian Academy of Sciences</institution></aff><aff><institution xml:lang="ru">Институт сильноточной электроники СО РАН</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2024-12-14" publication-format="electronic"><day>14</day><month>12</month><year>2024</year></pub-date><volume>50</volume><issue>7</issue><issue-title xml:lang="ru"/><fpage>753</fpage><lpage>765</lpage><history><date date-type="received" iso-8601-date="2025-06-10"><day>10</day><month>06</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2024, Russian Academy of Sciences</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2024, Российская академия наук</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="en">Russian Academy of Sciences</copyright-holder><copyright-holder xml:lang="ru">Российская академия наук</copyright-holder></permissions><self-uri xlink:href="https://journals.eco-vector.com/0367-2921/article/view/683710">https://journals.eco-vector.com/0367-2921/article/view/683710</self-uri><abstract xml:lang="en"><p>The paper describes a method for generating aluminum and hydrogen plasma jets. It illustrates the formation mechanism of extended plasma structures produced during the combustion of a high-current vacuum-arc discharge. The current-carrying plasma front is shown to propagate at different velocities for aluminum plasma and hydrogen plasma. The hydrogen plasma has a substantially higher initial velocity (about 30 cm/μs) compared to the aluminum plasma (about 10 cm/μs). It is shown that the bulk velocity of the hydrogen plasma jet is about 9 cm/μs. It was proven by means of spectral diagnostics that the hydrogen plasma jet is indeed composed mainly of hydrogen.</p></abstract><trans-abstract xml:lang="ru"><p>Описан метод формирования алюминиевых и водородных плазменных струй. Проиллюстрирован механизм формирования протяженных плазменных структур, реализуемый в процессе горения сильноточного вакуумного дугового разряда. Показано, что фронт токонесущей плазмы распространяется с различной скоростью для алюминиевой и водородной плазмы. Водородная плазма имеет существенно большую начальную скорость (около 30 см/мкс) по сравнению с алюминиевой плазмой (около 10 см/мкс). Показано, что скорость движения основной массы водородной плазменной струи составляет около 9 см/мкс. При помощи спектральной диагностики было доказано, что водородный плазменный джет действительно состоит в основном из водорода.</p></trans-abstract><kwd-group xml:lang="en"><kwd>plasma jets</kwd><kwd>high-current vacuum-arc discharge</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>плазменные струи</kwd><kwd>сильноточный вакуумный дуговой разряд</kwd></kwd-group><funding-group><award-group><funding-source><institution-wrap><institution xml:lang="ru">Российский Научный Фонд</institution></institution-wrap><institution-wrap><institution xml:lang="en">Russian Science Foundation</institution></institution-wrap></funding-source><award-id>20-19-00364</award-id></award-group></funding-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Reipurth Bo, Heathcote S., Morse J., Hartigan P., Bally J. // Astron. J. 2002. V. 123. P. 362. 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