{"id":1051,"date":"2018-05-10T09:02:49","date_gmt":"2018-05-10T00:02:49","guid":{"rendered":"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/1051\/"},"modified":"2018-05-10T09:02:49","modified_gmt":"2018-05-10T00:02:49","slug":"toward_an_understanding_of_the_exotic_hadron_x3872","status":"publish","type":"seminar","link":"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/1051\/","title":{"rendered":"Toward an understanding of the exotic hadron: X(3872)"},"content":{"rendered":"<div>In past 15 years, a significant progress is made in the field of hadron spectroscopy mainly driven by B-factory experiments. A large number of hadrons which can not be regarded as conventional meson or baryon, called exotic hadron, are discovered. These hadrons may shed light on the problems of low energy QCD such as mass generation or quark confinement.<\/div>\n<div>Among many exotic hadrons, I will focus on the poster boy: X(3872). First, the review on the past studies of X(3872) will be presented. Then, recent measurement of the absolute branching fraction of B-&gt; K+ X(3872) decay and its impact on the nature of X(3872) is presented. Finally, prospect toward understanding of X(3872) at Belle II experiment is given.<\/div>\n","protected":false},"featured_media":0,"template":"","tags":[],"seminar_category":[58],"acf":{"s_now_accepting":true,"s_date_order":"2018-05-09 17:30:00","s_date_end":null,"s_date_text":"","s_text":"Yuji Kato","s_place":"KMI Science Symposia (ES635)","s_place_other":"","s_categoryother":"","s_poster":"","s_poster2":"","s_slide":"<form mt:asset-id=\"1967\" class=\"mt-enclosure mt-enclosure-file\" style=\"display: inline;\"><a href=\"\/eng\/seminar\/KMITopics_20180509_YujiKato.pdf\">KMITopics_20180509_YujiKato.pdf<\/a><\/form>"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Toward an understanding of the exotic hadron: X(3872) - 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\/1051\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Toward an understanding of the exotic hadron: X(3872) - KMI - Nagoya University\" \/>\n<meta property=\"og:description\" content=\"In past 15 years, a significant progress is made in the field of hadron spectroscopy mainly driven by B-factory experiments. A large number of hadrons which can not be regarded as conventional meson or baryon, called exotic hadron, are discovered. These hadrons may shed light on the problems of low energy QCD such as mass generation or quark confinement. Among many exotic hadrons, I will focus on the poster boy: X(3872). First, the review on the past studies of X(3872) &hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/1051\/\" \/>\n<meta property=\"og:site_name\" content=\"KMI - Nagoya University\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/1051\/\",\"url\":\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/1051\/\",\"name\":\"Toward an understanding of the exotic hadron: X(3872) - KMI - Nagoya University\",\"isPartOf\":{\"@id\":\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/#website\"},\"datePublished\":\"2018-05-10T00:02:49+00:00\",\"dateModified\":\"2018-05-10T00:02:49+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/1051\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/1051\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/1051\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Seminars\",\"item\":\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Toward an understanding of the exotic hadron: X(3872)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/#website\",\"url\":\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/\",\"name\":\"KMI - Nagoya University\",\"description\":\"Nagoya University: Kobayashi-Maskawa Institute for the Origin of Particles and the Universe (KMI)\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Toward an understanding of the exotic hadron: X(3872) - KMI - Nagoya University","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.kmi.nagoya-u.ac.jp\/eng\/seminar\/1051\/","og_locale":"en_US","og_type":"article","og_title":"Toward an understanding of the exotic hadron: X(3872) - KMI - Nagoya University","og_description":"In past 15 years, a significant progress is made in the field of hadron spectroscopy mainly driven by B-factory experiments. 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