{"id":3175,"date":"2024-06-11T13:42:44","date_gmt":"2024-06-11T04:42:44","guid":{"rendered":"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/?post_type=seminar&#038;p=3175"},"modified":"2024-06-11T14:55:34","modified_gmt":"2024-06-11T05:55:34","slug":"supercomputer-simulations-of-dark-matter-structure-formation-in-the-universe","status":"publish","type":"seminar","link":"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/3175\/","title":{"rendered":"Supercomputer Simulations of Dark Matter Structure Formation in the Universe"},"content":{"rendered":"<p><span style=\"font-size: 14pt;background-color: #99ccff\"><strong>&#8220;<span style=\"color: #333399;background-color: #99ccff\">KMI colloquium&#8221; 10th July (Wed)\u00a0 17\uff1a00 &#8211;\u00a0<\/span><\/strong><\/span><span style=\"font-size: 14pt;background-color: #99ccff\"><strong><span style=\"color: #333399;background-color: #99ccff\"><br \/>\n<\/span><\/strong><\/span><span style=\"font-size: 12pt\"><span style=\"color: #333333\">Speaker <\/span><span style=\"color: #333399;letter-spacing: 0.8px\">: <\/span>Tomoaki ISHIYAMA (Chiba Univ.)<\/span><br \/>\n<span style=\"font-size: 12pt\"><span style=\"color: #333399;letter-spacing: 0.8px\"><\/span><\/span><span style=\"font-size: 12pt\"><span style=\"color: #333399;letter-spacing: 0.8px\"><\/span><span style=\"letter-spacing: 0.8px\"><\/span><\/span><span style=\"font-size: 12pt;letter-spacing: 0.8px\">Title : Supercomputer Simulations of Dark Matter Structure Formation in the Universe<\/span><span style=\"font-family: monospace, monospace;font-size: 1em;letter-spacing: 0.8px\"><br \/>\n<\/span><span style=\"font-family: monospace, monospace;font-size: 12pt;letter-spacing: 0.8px\">Place : ES635&amp; ZOOM<\/span><\/p>\n<p class=\"p1\"><span style=\"font-size: 12pt\">Abstract : <\/span><span style=\"font-size: 12pt;letter-spacing: 0.8px\">I report the results of large cosmological N-body simulations of small and large scale structure formation in the Universe. In the first topic, I focus on the density structures of dark matter halos and subhalos in the Milky Way. I also discuss the impact of them on dark matter detection experiments. In the second topic, I introduce the Uchuu suite of large high-resolution cosmological N-body simulations, mock galaxy\/AGN catalogs constructed on them using various models, and new massive simulations conducted on the supercomputer Fugaku.<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/wp-content\/uploads\/sites\/2\/2024\/06\/KMI-Colloquim_Tomoaki_Ishiyama_20240710_poster-1-212x300.jpg\" alt=\"\" width=\"212\" height=\"300\" class=\"alignnone size-medium wp-image-3178\" srcset=\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/wp-content\/uploads\/sites\/2\/2024\/06\/KMI-Colloquim_Tomoaki_Ishiyama_20240710_poster-1-212x300.jpg 212w, https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/wp-content\/uploads\/sites\/2\/2024\/06\/KMI-Colloquim_Tomoaki_Ishiyama_20240710_poster-1-724x1024.jpg 724w, https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/wp-content\/uploads\/sites\/2\/2024\/06\/KMI-Colloquim_Tomoaki_Ishiyama_20240710_poster-1-768x1086.jpg 768w, https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/wp-content\/uploads\/sites\/2\/2024\/06\/KMI-Colloquim_Tomoaki_Ishiyama_20240710_poster-1-1086x1536.jpg 1086w, https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/wp-content\/uploads\/sites\/2\/2024\/06\/KMI-Colloquim_Tomoaki_Ishiyama_20240710_poster-1-1448x2048.jpg 1448w, https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/wp-content\/uploads\/sites\/2\/2024\/06\/KMI-Colloquim_Tomoaki_Ishiyama_20240710_poster-1-scaled.jpg 1810w\" sizes=\"(max-width: 212px) 100vw, 212px\" \/><br \/>\n<\/span><\/p>\n","protected":false},"featured_media":0,"template":"","tags":[],"seminar_category":[55],"acf":{"s_now_accepting":true,"s_date_order":"2024-07-10 17:00:00","s_date_end":null,"s_date_text":"17:00 - 18:00","s_text":"Tomoaki ISHIYAMA (Chiba Univ.)","s_place":" ES635&amp; ZOOM\u00a0","s_place_other":"","s_categoryother":"","s_poster":"","s_poster2":"","s_slide":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Supercomputer Simulations of Dark Matter Structure Formation in the Universe - KMI - Nagoya University<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/3175\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Supercomputer Simulations of Dark Matter Structure Formation in the Universe - KMI - Nagoya University\" \/>\n<meta property=\"og:description\" content=\"&#8220;KMI colloquium&#8221; 10th July (Wed)\u00a0 17\uff1a00 &#8211;\u00a0 Speaker : Tomoaki ISHIYAMA (Chiba Univ.) Title : Supercomputer Simulations of Dark Matter Structure Formation in the Universe Place : ES635&amp; ZOOM Abstract : I report the results of large cosmological N-body simulations of small and large scale structure formation in the Universe. In the first topic, I focus on the density structures of dark matter halos and subhalos in the Milky Way. 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