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D^* and D^*_s distribution amplitudes from Bethe-Salpeter wave functions
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D^* and D^*_s distribution amplitudes from Bethe-Salpeter wave functions
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We report on the first calculation of the longitudinal and transverse light front distribution amplitudes of the $D^*$ and $D^*_s$ mesons and their first four moments. As a byproduct, we also obtain these distribution amplitudes for the $\rho$, $\phi$, $K^*$ and $J/\Psi$ mesons and confirm a prediction of lattice QCD for the vector kaon: while the longitudinal distribution amplitude is almost symmetric, the transverse one is oblique implying that the strange quark carries more momentum.
Forward citations
Cited by 1 Pith paper
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Vector mesons leading-twist longitudinal distribution amplitudes and related semi-leptonic decays within QCD sum rules
New QCD sum-rule calculation gives ξ-moments up to tenth order and PLP-model distribution amplitudes for ρ, K*, φ, which are then used to recalculate D_(s)→V semileptonic observables.
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