The eta and eta' mesons in QCD

Abstract

We study the flavour singlet pseudoscalar mesons from first principles using lattice QCD. We explore the quark content of the $\eta$ and ${\eta }^{\prime }$ mesons and we discuss their decay constants.

arXiv commentFigure 1 corrected

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Cited by in corpus (43)

• Observation of String Breaking in QCD
• Theta dependence of SU(N) gauge theories in the presence of a topological term
• Light Hadron Masses from Lattice QCD
• On the low fermionic eigenmode dominance in QCD on the lattice
• Mixing of scalar glueballs and flavour-singlet scalar mesons
• The $\eta$ and ${\eta }^{\prime }$ mesons from Lattice QCD
• Hybrid meson decay from the lattice
• The U_A(1) Problem on the Lattice with Ginsparg-Wilson Fermions
• Topological susceptibility in full QCD with Ginsparg-Wilson fermions
• Excited B mesons from the lattice
• The eta' meson from lattice QCD
• A study of the eta and eta' mesons with improved staggered fermions
• Improved Wilson QCD simulations with light quark masses
• Exotic Tetraquark states with two $\bar{b}$-quarks and $J^P=0^{+}$ and $1^{+}$ $B_s$ states in a nonperturbatively-tuned Lattice NRQCD setup
• Flavour Breaking Effects of Wilson twisted mass fermions
• η and η' mesons from Nf=2+1+1 twisted mass lattice QCD
• Anomalous $\eta /{\eta }^{\prime }$ Decays: The Triangle and Box Anomalies
• Flavour singlet pseudoscalar masses in N_f = 2 QCD
• Is the up-quark massless?
• eta' meson From Two Flavor Dynamical Domain Wall Fermions
• Theta vacuum effects on the chiral condensation and the eta^prime meson correlators in the two-flavor massive QED_2 on the lattice
• An estimate of the flavour singlet contributions to the hyperfine splitting in charmonium
• The flavour singlet mesons in QCD
• Methods for Pseudoscalar Flavour-Singlet Mesons with Staggered Fermions
• Flavor Singlet Meson Mass in the Continuum Limit in Two-Flavor Lattice QCD
• eta and eta' mesons and dimension 2 gluon condensate <A^2>
• Topological susceptibility and ${\eta }^{\prime }$ meson mass from $N_f=2$ lattice QCD at the physical point
• An unquenched lattice QCD calculation of the mass of the bottom quark
• The omega-rho meson mass splitting and mixing from lattice QCD
• Semileptonic D decays and eta-eta^prime mixing
• Pseudoscalar Meson Mixing in Effective Field Theory
• $\eta$ and ${\eta }^{\prime }$ masses and decay constants
• Hadron Spectrum from Dynamical Lattice QCD Simulations
• A New Approach to eta' on the Lattice
• Pseudoscalar flavor-singlets and staggered fermions
• The ${\eta }^{\prime }$ meson at the physical point with $N_f=2$ Wilson twisted mass fermions
• Phenomenological Schwinger-Dyson approach to eta-eta' mass matrix
• Towards measuring the eta' mass with N_f=2+1 staggered fermions
• Flavour Singlet Mesons in Full QCD on the Lattice
• Beyond the quark model of hadrons from lattice QCD
• $\eta$ and ${\eta }^{\prime }$ mesons from $N_f=2+1$ lattice QCD at the physical point using topological charge operators
• Pseudoscalar singlet physics with staggered fermions
• Investigating some technical improvements to glueball calculations