セミナー 2025年

seminar2025

[KEK-JAEA Joint Seminar] Hadron resonances – coexistence of compact and extended structures

  • SPEAKER Atsushi Hosaka, RCNP, Osaka University
  • PLACE Hybrid On-site: KEK Tokai Bldg1 room 116 Online: Zoom
Recent experimental discoveries of hadron resonances, many of which are classified as exotic hadrons, imply various structures of different natures. Typically, one is based on quark and colored interactions which results in a compact structure, while the other on hadrons and their interactions which results in a spatially extended structure. In general, these different natures mix and coexist. In fact, there are several evidences that indicate such mixing. In this talk, we show several examples of such coexistence for hadrons including X(3872), Omega(2012) and Omega_c families.


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