An estimate of the flavour singlet contributions to the hyperfine splitting in charmonium

Abstract

We explore the splitting between flavour singlet and non-singlet mesons in charmonium. This has implications for the hyperfine splitting in charmonium.

References in corpus (57)

• Rigorous QCD Analysis of Inclusive Annihilation and Production of Heavy Quarkonium
• The glueball spectrum from an anisotropic lattice study
• Chiral symmetry and O(a) improvement in lattice QCD
• Massive Fermions in Lattice Gauge Theory
• The QCD spectrum with three quark flavors
• High-Precision Lattice QCD Confronts Experiment
• Scalar Quarkonium Masses and Mixing with the Lightest Scalar Glueball
• Charmed and Bottom Baryons from Lattice NRQCD
• Observation of the eta_c(2S) in exclusive B-->K KsK-pi+ decays
• Order-v^4 Corrections to S-wave Quarkonium Decay
• The static quark potential in three flavor QCD
• Effects of non-perturbatively improved dynamical fermions in QCD at fixed lattice spacing
• On the low fermionic eigenmode dominance in QCD on the lattice
• Charmonium Spectrum from Quenched Anisotropic Lattice QCD
• Mixing of scalar glueballs and flavour-singlet scalar mesons
• Relativistic Heavy Quarks on the Lattice
• Heavy Quarks on Anisotropic Lattices: The Charmonium Spectrum
• The spectrum of D_s mesons from lattice QCD
• Padé - Z${}_2$ Estimator of Determinants
• A Lattice Computation of the Decay Constants of $B$ and $D$ Mesons
• Decay Constants of B and D Mesons from Non-perturbatively Improved Lattice QCD
• Chiral Loops and Ghost States in the Quenched Scalar Propagator
• Spectroscopy of Doubly-Charmed Baryons in Lattice QCD
• Scaling of the B and D meson spectrum in lattice QCD
• Hadronic decay of a vector meson from the lattice
• Precision Charmonium Spectroscopy From Lattice QCD
• Non-Perturbative Improvement of the Anisotropic Wilson QCD Action
• Quarkonium spin structure in lattice NRQCD
• The eta and eta' mesons in QCD
• Efficient Hadronic Operators in Lattice Gauge Theory
• Is the Quenched Spectrum in agreement with Experiment?
• On The Origin of the OZI Rule in QCD
• Anomalous Chiral Behavior in Quenched Lattice QCD
• Heavy Meson Spectroscopy at Beta=6.0
• Heavy Quarkonium
• Evading the CKM Hierarchy: Intrinsic Charm in B Decays
• Quenched charmonium spectrum
• Flavour singlet pseudoscalar masses in N_f = 2 QCD
• Masses of singlet and non-singlet 0++ particles
• Tadpole renormalization and relativistic corrections in lattice NRQCD
• Beyond the Adiabatic Approximation: the impact of thresholds on the hadronic spectrum
• The Hyperfine Splitting in Charmonium: Lattice Computations Using the Wilson and Clover Fermion Actions
• Eta meson mass and topology in QCD with two light flavors
• The flavour singlet mesons in QCD
• Measurements of the Mass and Full-Width of the ${\eta }_c$ Meson
• Measurements of the Mass, total Width and Two-Photon Partila Width of the ${\eta }_c$ Meson
• Continuum Limit of Scalar Masses and Mixing Energies
• The Charmonium Spectrum on the Lattice: A Status Report
• The Scalar Quarkonium Spectrum and Quarkonium-Glueball Mixing
• Properties of charmonium in lattice QCD with 2+1 flavors of improved staggered sea quarks
• Unquenched Charmonium with NRQCD
• Elusive vector glueball
• Charmonium with three flavors of dynamical quarks
• Results on improved KS dynamical configurations: spectrum, decay constants, etc
• Continuum Limit of the Heavy-Light Decay Constant with the Quenched Wilson Quark Action
• Quenched charmonium near the continuum limit
• Hadronic transitions from the lattice

Cited by in corpus (22)

• Observation of String Breaking in QCD
• Radiative Transitions in Charmonium from Lattice QCD
• Towards the glueball spectrum from unquenched lattice QCD
• Charmonium excited state spectrum in lattice QCD
• Charmed-Baryon Spectroscopy from Lattice QCD with N_f=2+1+1 Flavors
• Lattice QCD study of the radiative decays $J/\psi \to {\eta }_c\gamma$ and $h_c\to {\eta }_c\gamma$
• Charm quark system at the physical point of 2+1 flavor lattice QCD
• Charmonium spectroscopy and mixing with light quark and open charm states from nF=2 lattice QCD
• First lattice study of low-energy charmonium-hadron interaction
• Charm annihilation effects on the hyperfine splitting in charmonium
• Lüscher's finite size method with twisted boundary conditions: an application to $J/\psi$-$\varphi$ system to search for narrow resonance
• Potential description of charmonium and charmed-strange mesons from lattice QCD
• Contribution of disconnected diagrams to the hyperfine splitting of charmonium
• First-principle calculation of ${\eta }_c\to 2\gamma$ decay width from lattice QCD
• Optimising creation operators for charmonium spectroscopy on the lattice
• Annihilation diagram contribution to charmonium masses
• Potential description of the charmonium from lattice QCD
• Charmonia from Lattice QCD
• Lattice study of $J/\psi \to \gamma {\eta }_c$ using a method without momentum extrapolation
• S-wave flavor-singlet meson mixing in QCD with light and charm quarks
• The effect of sea quarks on the mass of the charm quark from Lattice QCD
• Lattice determination of the neutrino background for $J/\psi \to \gamma +\text{invisible}$