理論セミナー

日時: 2010-06-02 15:00 - 16:00
場所: 研究本館3階322室
会議名: Dar{D} production and their interactions
連絡先: 服部、khattori AT post.kek.jp
講演者: Dr. Liu Yan-Rui  (Tokyo Institute of Technology)
講演言語: 英語
アブストラクト: Recently, many exotic charmonium-like states have been observed, which motivated heated discussions on their natures and explorations about the existence of possible heavy quark molecules. The isoscalar Dar{D} is the simplest hidden charm system. To understand better whether a bound state is possible in this system, the S and P wave Dar{D} scatterings are studied intensively in a meson exchange model. We investigate their production by including the Dar{D} rescattering effect. We also extend similar studies to the Bar{B} case. From the line shape of the production cross sections, useful information about S wave molecular bound states is obtained.

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