{"id":8993,"date":"2025-01-20T14:28:47","date_gmt":"2025-01-20T05:28:47","guid":{"rendered":"https:\/\/unit.nifs.ac.jp\/research\/?post_type=report&#038;p=8993"},"modified":"2025-01-20T14:28:47","modified_gmt":"2025-01-20T05:28:47","slug":"report-8985_en","status":"publish","type":"report","link":"https:\/\/unit.nifs.ac.jp\/research\/archives\/report\/report-8985_en","title":{"rendered":"A paper on an international joint research project in which Prof. Y. Todo participates has been published in Nature Physics"},"content":{"rendered":"\n<p>An international collaboration involving Dr. J. Dominguez-Palacios and Dr. M. Garcia-Munoz of the University of Seville, Spain, and Prof. Y. Todo of the Complex Global Simulation Unit of the National Institute for Fusion Science has been published in Nature Physics on January 6, 2025.<\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Dr. Dominguez-Palacios used MEGA, a hybrid simulation code developed by Professor Todo, to investigate the effects of energetic particles on the edge localized mode (ELM), a heat and particle ejection phenomenon in fusion plasmas.<\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>As a result, the simulation reproduced an abrupt and large crash that characterizes ELMs, and revealed that energetic particles have a significant effect on the amplitude and frequency spectrum of ELMs.<\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>This study advances the understanding of the physics underlying ELM crashes in the presence of energetic particles and highlights the importance of energetic particles in the optimization of ELM control techniques.<\/p>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"435\" height=\"262\" src=\"http:\/\/unit.nifs.ac.jp\/research\/wp-content\/uploads\/2025\/01\/Todo250120.jpg\" alt=\"\" class=\"wp-image-8986\" style=\"width:640px\" srcset=\"https:\/\/unit.nifs.ac.jp\/research\/wp-content\/uploads\/2025\/01\/Todo250120.jpg 435w, https:\/\/unit.nifs.ac.jp\/research\/wp-content\/uploads\/2025\/01\/Todo250120-300x181.jpg 300w, https:\/\/unit.nifs.ac.jp\/research\/wp-content\/uploads\/2025\/01\/Todo250120-180x108.jpg 180w\" sizes=\"auto, (max-width: 435px) 100vw, 435px\" \/><figcaption class=\"wp-element-caption\">3D visualization of an ELM in the ASDEX Upgrade tokamak as simulated with the MEGA code. The tokamak volume is colored according to the ELM structure. The ELM interacts with the energetic particle whose orbit is shown in green. Figure adapted from <a href=\"https:\/\/doi.org\/10.1038\/s41567-024-02715-6\" target=\"_blank\" rel=\"noreferrer noopener\">J. Dominguez-Palacios et al., Nat. Phys. (2025)<\/a>, under a Creative Commons license CC BY 4.0, <a href=\"http:\/\/creativecommons.org\/licenses\/by\/4.0\/\" target=\"_blank\" rel=\"noreferrer noopener\">http:\/\/creativecommons.org\/licenses\/by\/4.0\/<\/a><\/figcaption><\/figure>\n<\/div>\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u3010Publication\u3011<\/p>\n\n\n\n<p><a rel=\"noreferrer noopener\" href=\"https:\/\/doi.org\/10.1038\/s41567-024-02715-6\" target=\"_blank\">J. Dominguez-Palacios et al., Effect of energetic ions on edge-localized modes in tokamak plasmas, Nature Physics (2025).<br>https:\/\/doi.org\/10.1038\/s41567-024-02715-6<\/a><\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u3010Nature Physics press release\u3011<br><a rel=\"noreferrer noopener\" href=\"https:\/\/www.nature.com\/articles\/s41567-024-02737-0\" target=\"_blank\">https:\/\/www.nature.com\/articles\/s41567-024-02737-0<\/a><\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u3010The University of Seville press release\u3011<br>(English) <a href=\"https:\/\/www.eurekalert.org\/news-releases\/1069991\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.eurekalert.org\/news-releases\/1069991<\/a><\/p>\n\n\n\n<p><\/p>\n","protected":false},"author":9,"featured_media":8986,"menu_order":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"ppma_author":[347],"class_list":["post-8993","report","type-report","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/unit.nifs.ac.jp\/research\/wp-json\/wp\/v2\/report\/8993","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unit.nifs.ac.jp\/research\/wp-json\/wp\/v2\/report"}],"about":[{"href":"https:\/\/unit.nifs.ac.jp\/research\/wp-json\/wp\/v2\/types\/report"}],"author":[{"embeddable":true,"href":"https:\/\/unit.nifs.ac.jp\/research\/wp-json\/wp\/v2\/users\/9"}],"version-history":[{"count":2,"href":"https:\/\/unit.nifs.ac.jp\/research\/wp-json\/wp\/v2\/report\/8993\/revisions"}],"predecessor-version":[{"id":8995,"href":"https:\/\/unit.nifs.ac.jp\/research\/wp-json\/wp\/v2\/report\/8993\/revisions\/8995"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/unit.nifs.ac.jp\/research\/wp-json\/wp\/v2\/media\/8986"}],"wp:attachment":[{"href":"https:\/\/unit.nifs.ac.jp\/research\/wp-json\/wp\/v2\/media?parent=8993"}],"wp:term":[{"taxonomy":"author","embeddable":true,"href":"https:\/\/unit.nifs.ac.jp\/research\/wp-json\/wp\/v2\/ppma_author?post=8993"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}