Evidence that the Y(4660) is an f0(980)ψ′ bound state

2008/03/10 by Feng-Kun Guo, C. Hanhart, Christoph Hanhart +1
Physics and Astronomy · #Black Holes and Theoretical Physics #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #hep-ex #hep-ph

paper · pdf · doi:10.1016/j.physletb.2008.05.057

published as Phys.Lett.B665:26-29,2008 · 4 pages, 3 figures

arxiv created 2008/03/10 · openalex publication_date 2008/05/30 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/02

Abstract

We demonstrate that the experimental information currently available for the Y(4660) is consistent with its being an f0(980)ψ′ molecule. Possible experimental tests of our hypothesis are presented.

Citations

• The D threshold resonance
• Reconciling theX(3872)with the near-threshold enhancement in theD0D¯*0final state
• Is - scattering dominated by the gluonic van der Waals interaction?
• Effects ofS-wave thresholds
• Review of Particle Physics