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Effective range for X(3872)

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222/R-001 (CERN)

222/R-001

CERN

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Antonio Polosa (Universita' La Sapienza, Roma - Italy), Giovanni Cavallero (CERN), Liupan An (CERN), Marco Pappagallo (Universita e INFN, Bari (IT)), Vanya Belyaev (NRC "Kurchatov Institute" (ITEP) (RU))
Description

The discussion meeting is devoted  to discission on the  determination of the effective range for the $X(3872)$ state and related items. 

The story initiated  in arXiv:2108.11413  publication and subsequent discussion during $T_{cc}^{+}$ miniworkshop  followed by arXiv:2110.07484 

    • 1
      Introducton
    • 2
      TBD
      Speakers: Antonio Polosa (Sapienza Universita e INFN, Roma I (IT)), Antonio Polosa (Universita' La Sapienza, Roma - Italy)
    • 3
      TBD
      Speakers: Christoph Hanhart (IAS/IKP Forschungszentrum Jülich), Christoph Hanhart
      hanhart_Weinbergcrit_CERN.pdf
      • a) Weinberg criterion and geenralisation of thereof
        Speakers: Christoph Hanhart, Christoph Hanhart (IAS/IKP Forschungszentrum Jülich)
      • b) How to extract the effective range parameters
        Speakers: Christoph Hanhart, Christoph Hanhart (IAS/IKP Forschungszentrum Jülich)
    • 4
      TBD
      Speakers: Alessandro Pilloni (Syracuse University (US)), Alessandro Pilloni (Jefferson Lab), Alessandro Pilloni (Syracuse University (US))
      slides_r0.pdf
    • 5
      LHCb: X(3872)
      Speakers: Sebastian Neubert (Technical University Munich), Sebastian Neubert (University of Bonn (DE))
      xseminar.beamer.pdf
    • 6
      $T_{cc}^{+}$
      Speaker: Mikhail Mikhasenko (Excellence Cluster ORIGINS)
      Tcc_effective.pdf
    • 7
      Generalization of Weinberg's Compositeness Relations

      https://arxiv.org/abs/2110.02766

      Speakers: Feng-Kun Guo (University of Bonn), Feng-Kun Guo (FZJ), Feng-Kun Guo (Insitute of Theoretical Physics, Chinese Academy of Sciences)
      Compositeness_FKGuo.pdf
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