A semi three-body unitary coupled-channel fit to BESIII and Belle data extracts vector charmonium poles and assigns substantial molecular components to ψ(4040), ψ(4230), and ψ(4360) based on compositeness.
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Coupled-channel analysis for vector charmonia and their nature
A semi three-body unitary coupled-channel fit to BESIII and Belle data extracts vector charmonium poles and assigns substantial molecular components to ψ(4040), ψ(4230), and ψ(4360) based on compositeness.