Can the three new states around 2.2 GeV assign to $\omega(3D)$
Ya-rong Wang, Yang Ma, Cheng-qun Pang

TL;DR
This paper investigates three recently observed resonances around 2.2 GeV and suggests they are likely the $oldsymbol{ ext{omega}}(3D)$ meson state, using mass spectrum analysis and decay modeling.
Contribution
It proposes that the three new states are the same $ ext{omega}(3D)$ meson, providing a unified interpretation based on mass spectrum and decay calculations.
Findings
The three states may be identical $ ext{omega}(3D)$.
Mass spectrum matches the $ ext{omega}(3D)$ state predictions.
Decay patterns support the $ ext{omega}(3D)$ assignment.
Abstract
Recently, the BESIII Collaboration reported three resonances: with MeV and MeV, whose mass MeV and width MeV as well as which has mass of MeV and the width of MeV. The mass spectrum of meson family is studied utilizing the modified Godfrey-Isgur model, and the two-body strong decays of , and within two different approaches of the model. We find that the newly discovered states , and may be the same and are most likely to be the state. The discovery could be useful in establishing entire mesons.
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Taxonomy
TopicsQuantum Chromodynamics and Particle Interactions · Particle physics theoretical and experimental studies · Nuclear physics research studies
