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Collaborators: S. Sarkar, E.Oset and M. J. VicenteVacas
Dynamically generated resonances from the vector octet-baryon decuplet interaction in the hidden gauge formalism Speaker: Bao-Xi Sun Institute of Theoretical Physics, Beijing University of Technology Collaborators: S. Sarkar, E.Oset and M. J. VicenteVacas Nstar2009(Beijing)
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1. Formalism 2. Results 3. Radiative decay
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Vector-vector Interaction
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Interaction Vertex
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Anomalous Term
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Anomalous Term
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Bethe-Salpeter Eqution
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Vector meson – baryon loop function in the dimensional regularization scheme
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Vector meson-baryon loop function accounting for the width of the intermediate states
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Decay modes
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S=-1,I=0 Channel
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S=-1,I=0 Channel
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S=-1,I=1Channel
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Resonance for S=-1,I=1 channel
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[hep-ph]
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Radiative decay into γandΒD
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Decay width for radiative decay
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ρωφCouplings of resonances
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Decay widths [hep-ph]
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Conclusions Ten resonances in the different strangeness and isospin channels. Degenerate in JP=1/2-, 3/2-, 5/2-. Radiative widths are of the order of 1MeV. Radiative decay widths are different about one order of magnitude between the widths for different charge states of the same resonance.
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