Search for higher laying charmonium states and charmed hybrids in experiments using antiproton beam with momentum ranging from 1 GeV/<Emphasis Type="Italic">c</Emphasis> to 15 GeV/<Emphasis Type="Italic">c</Emphasis> |
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Authors: | M Yu Barabanov A S Vodopyanov V Kh Dodokhov |
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Institution: | 1.Veksler and Baldin Laboratory of High Energy Physics,JINR,Moscow,Russia |
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Abstract: | The elaborated analysis of spectrum of scalar and vector charmonium states in the mass region above D`(D)]D\bar D — threshold is given. The combined approach based on the potential model and relativistic spherical symmetric top model for
decay products has been proposed. Ten radial excited states of charmonium in the mass region above D`(D)]D\bar D — threshold are anticipated to exist in the framework of the combined approach. The experimental data from different collaborations
were analyzed. Especial attention was given to the new states with the hidden charm discovered recently. Eight of these states
may be interpreted as higher laying radial excited charmonium states. But much more data on different decay modes are needed
for deeper analysis. These data can be derived directly from the experiments using high quality antiproton beam with the momentum
ranging from 1 GeV/c to 15 GeV/c (PANDA experiment at FAIR). |
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