$XYZ$ particles at Belle

Abstract

In this paper, I review recent progress in the study of the $XYZ$ particles at Belle. I only focus on studies with charmonium and one or more light mesons in the final states. This covers the X(3872), X(3915), Y(4140), X(4350), and the charged Z states.

6 pages, 7 figures. Proceedings of the PhiPsi09, Oct. 13-16, 2009, Beijing, China

References in corpus (15)

• Observation of a resonance-like structure in the pi^+- psi' mass distribution in exclusive B-->K pi^+- psi' decays
• Evidence for a Narrow Near-Threshold Structure in the $J/\psi \varphi$ Mass Spectrum in $B^{+}\to J/\psi \varphi K^{+}$ Decays
• Hadronic molecule structure of the Y(3940) and Y(4140)
• Observation of a charmonium-like enhancement in the gamma gamma --> omega J/psi process
• Dalitz analysis of B --> K pi psi' decays and the Z(4430)+
• Y(4143) is probably a molecular partner of Y(3930)
• Evidence for a new resonance and search for the Y(4140) in $\gamma \gamma \to \varphi J/\psi$
• Precision Measurement of the X(3872) Mass in J/psi pi+ pi- Decays
• Analysis of the Y(4140) with QCD sum rules
• A QCD sum rule calculation for the Y(4140) narrow structure
• $\{Q\bar{q}\}\{{\bar{Q}}^{{(}^{\prime })}q\}$ molecular states
• Possible Molecular States of $D_s^{\ast }{\bar{D}}_s^{\ast }$ System and Y(4140)
• The hidden charm decay of Y(4140) by the rescattering mechanism
• Analysis of the Y(4140) and related molecular states with QCD sum rules
• The line shape of the radiative open-charm decay of Y(4140) and Y(3930)

Cited by in corpus (11)

• The $XYZ$ states: experimental and theoretical status and perspectives
• Non-Standard Heavy Mesons and Baryons, an Experimental Review
• Exotics: Heavy Pentaquarks and Tetraquarks
• Observation of $J/\psi \varphi$ structures consistent with exotic states from amplitude analysis of $B^{+}\to J/\psi \varphi K^{+}$ decays
• Weak decays of heavy hadrons into dynamically generated resonances
• Amplitude analysis of $B^{+}\to J/\psi \varphi K^{+}$ decays
• $X(4140)$, $X(4270)$, $X(4500)$ and $X(4700)$ and their $cs\bar{c}\bar{s}$ tetraquark partners
• The history of LHCb
• Status and Prospects of Exotic Hadrons at Belle II
• Study of $e^{+}{e}^{-}\to \gamma \varphi J/\psi$ from $\sqrt{s}=4.600$ to $4.951$ GeV
• $X(3960)$, $X_0(4140)$, and other compact $cs\bar{c}\bar{s}$ states