{"id":350650,"date":"2017-01-11T18:00:00","date_gmt":"2017-01-11T15:00:00","guid":{"rendered":"http:\/\/www.fyysika.ee\/?guid=d340658e9e047f0a7d759cecb717932e"},"modified":"2017-01-11T18:00:00","modified_gmt":"2017-01-11T15:00:00","slug":"observation-of-j%cf%88%cf%95-structures-consistent-with-exotic-states-from-amplitude-analysis-of-b-%e2%86%92j%cf%88%cf%95k-decays","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=350650","title":{"rendered":"Observation of J\/\u03c8\u03d5 Structures Consistent with Exotic States from Amplitude Analysis of B^{+} \u2192J\/\u03c8\u03d5K^{+} Decays"},"content":{"rendered":"<p>Author(s): R. Aaij <em>et al.<\/em> (LHCb Collaboration)<\/p>\n<p>The LHCb collaboration has identified four new structures in <math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><msup><mi>B<\/mi><mo>+<\/mo><\/msup><\/math> decays that are likely to be tetraquark states. Two of these tetraquark systems contain neither of the light <math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mi>u<\/mi><\/math> and <math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\"><mi>d<\/mi><\/math> quarks.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/d22izw7byeupn1.cloudfront.net\/journals\/PRL\/key_images\/10.1103\/PhysRevLett.118.022003.png\" width=\"200\" height=\\\"100\\\"><\/p>\n<p>[Phys. Rev. Lett. 118, 022003] Published Wed Jan 11, 2017<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Author(s): R. Aaij et al. (LHCb Collaboration)The LHCb collaboration has identified four new structures in B+ decays that are likely to be tetraquark states. Two of these tetraquark systems contain neither of the light u and d quarks.[Phys. Rev. Lett. &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[182],"tags":[],"class_list":{"0":"post-350650","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-rss-teadus","7":"entry"},"_links":{"self":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/350650","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=350650"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/350650\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=350650"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=350650"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=350650"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}