Abstract

We have studied the dominant one-photon radiative transitions of the charmonium ground and orbitally excited states within an analytic confinement model. Along with two fixed basic model parameters (mc and the cutoff value λ), we introduced only one adjustable parameter common to charmonium states: ηc, J/ψ, χc0, χc1, hc and χc2 to parameterize the quark distribution inside the hadron. Our estimates are in good agreement with the latest data.

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