Charmonium and Light Meson Spectroscopy

Abstract

This talk reviews recent experimental results on selected topics in the spectroscopy of charmonia, charmonium-like states and light mesons.

arXiv comment9 pages, 4 figures, proceeding of XXXII Physics in Collision 2012 (PIC 2012)

References in corpus (27)

• Observation of Two Resonant Structures in e+e- to pi+ pi- psi(2S) via Initial State Radiation at Belle
• Measurement of e^+e^- to pi^+pi^-J/psi Cross Section via Initial State Radiation at Belle
• Measurement of the gamma gamma* --> pi0 transition form factor
• Observation of a near-threshold enhancement in the e+e- -->Lambda_c+Lambda_c- cross section using initial-state radiation
• Confirmation of the X(1835) and observation of the resonances X(2120) and X(2370) in J/psi->gamma pi^+pi^-eta'
• Measurement of the near-threshold $e^{+}{e}^{-}\to D\bar{D}$ cross section using initial-state radiation
• Interplay of Spin and Orbital Angular Momentum in the Proton
• Observation of the chi_c2(2P) meson in the reaction gamma gamma -> D Dbar at BABAR
• J/psi and psi(2S) Radiative Transitions to eta_c
• Measurements of h_c(^1P_1) in psi' Decays
• High-statistics measurement of neutral-pion pair production in two-photon collisions
• High-statistics measurement of neutral-pion pair production in two-photon collisions
• I = 0 C = +1 mesons from 1920 to 2410 MeV
• Study of psi(2S) Decays to gamma p bar{p}, pi^0 p bar{p} and eta p bar{p} and Search for p bar{p} Threshold Enhancements
• Observation of $\psi (4415)\to D\bar{D}{}_2^{\ast }(2460)$ decay using initial-state radiation
• Precision Measurement of the Mass of the h_c(1P1) State of Charmonium
• Observation of ψ(4040) and ψ(4160) decay into ηJ/ψ
• Observation of the h_c(1P) using e^+e^- collisions above DDbar threshold
• Study of the near-threshold $\omega \varphi$ mass enhancement in doubly OZI suppressed $J/\psi \to \gamma \omega \varphi$ decays
• Study of charmonia in four-meson final states produced in two-photon collisions
• Study of B^{+-} -> K^{+-}(K_S K pi)^0 Decay and Determination of eta_c and eta_c(2S) Parameters
• Observation of eta_c(1S) and eta_c(2S) decays to K+ K- pi+ pi- pi0 in two-photon interactions
• First study of η_c, η(1760) and X(1835) production via η'π^+π^- final states in two-photon collisions
• Observation of new resonant structures in $\gamma \gamma \to \omega \varphi$, $\varphi \varphi$ and $\omega \omega$
• Search for psi(2S) -> gamma eta_c(2S) via fully reconstructed eta_c(2S) decays
• Branching fractions for Y(3S) -> pi^0 h_b and psi(2S) -> pi^0 h_c
• HEAVY QUARKONIA: Recent Results from CLEO