A rational approximation to <VV-AA> and its O(p^6) low-energy constant

Abstract

Using a sequence of rational approximants and the large-Nc limit of QCD, we estimate the value of the low-energy constant C_87 which appears in the Lagrangian of Chiral Perturbation Theory at O(p^6).

10 pages, 1 figure. Comments and references added. Journal version

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Cited by in corpus (31)

• The anomalous magnetic moment of the muon in the Standard Model
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• Mesonic low-energy constants
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• γ*γ\rightarrow π^0 transition form factor at low-energies from a model-independent approach
• Resonance chiral Lagrangian currents and tau decay Monte Carlo
• The ${\eta }^{\prime }$ transition form factor from space- and time-like experimental data
• ηand η' transition form factors from rational approximants
• The eta transition form factor from space- and time-like experimental data
• Meson dominance of hadron form factors and large-Nc phenomenology
• Determination of the Chiral Couplings L_10 and C_87 from Semileptonic Tau Decays
• Higher-order QCD corrections to hadronic $\tau$ decays from Padé approximants
• Vector Meson Dominance as a first step in a systematic approximation: the pion vector form factor
• Chiral dynamics predictions for eta' -> eta pi pi
• Padé Approximants and Resonance Poles
• Updated determination of chiral couplings and vacuum condensates from hadronic tau decay data
• Pade Theory applied to the vacuum polarization of a heavy quark
• Holography, chiral Lagrangian and form factor relations
• Some Remarks on the Pade Unitarization of Low-Energy Amplitudes
• One-Loop Calculation of the Oblique S Parameter in Higgsless Electroweak Models
• $\eta$ and ${\eta }^{\prime }$ decays into lepton pairs
• Computation of the p6 order chiral Lagrangian coefficients from the underlying theory of QCD
• Overview of the hadronic light-by-light contribution to the muon (g-2)
• Study of $B\to \pi \ell {\nu }_{\ell }$ and $B^{+}\to {\eta }^{(\prime )}{\ell }^{+}{\nu }_{\ell }$ decays and determination of $|V_{ub}|$
• Higher-order QCD corrections to $H\to b\bar{b}$ from rational approximants
• Chiral low-energy constants L_10 and C_87 from hadronic tau decays
• Hunting resonance poles with Rational Approximants
• From hadronic tau decays to the chiral couplings L_10 and C_87
• Assessing the role of threshold conditions in the determination of uncertainties in pole extractions using Padé approximants
• Vector Meson Dominance as the first order of a sequence of Pade Approximants
• Current correlators and form factors in the resonance region