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Related papers: $D^*$ and $D^*_s$ distribution amplitudes from Bet…

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We present the first lattice QCD calculation of the distribution amplitudes of longitudinally and transversely polarized vector mesons $K^*$ and $\phi$ using large momentum effective theory. We use the clover fermion action on three…

High Energy Physics - Lattice · Physics 2022-01-25 Jun Hua , Min-Huan Chu , Peng Sun , Wei Wang , Ji Xu , Yi-Bo Yang , Jian-Hui Zhang , Qi-An Zhang

We calculated the first two moments of the light-cone distribution amplitudes for the pseudoscalar mesons ($\pi$ and $K$) and the longitudinally polarised vector mesons ($\rho$, $K^*$ and $\phi$) as part of the UKQCD and RBC collaborations'…

High Energy Physics - Lattice · Physics 2010-11-15 R. Arthur , P. A. Boyle , D. Brömmel , M. A. Donnellan , J. M. Flynn , A. Jüttner , H. Pedroso de Lima , T. D. Rae , C. T. Sachrajda , B. Samways

The leading Fock state light-front wave functions of heavy quarkonia and $D$ and $B$ mesons are obtained from the projections of their Bethe-Salpeter wave functions on the light front. We compute therefrom their leading-twist time-reversal…

High Energy Physics - Phenomenology · Physics 2024-12-25 Fernando E. Serna , Bruno El-Bennich , Gastão Krein

We report the first Dyson-Schwinger equation predictions for the leading-twist distribution amplitudes of the $B^*$, $B_s^*$, and $B_c^*$ mesons, and extend the investigation to a broader set of heavy-light pseudo-scalar/vector mesons.…

High Energy Physics - Phenomenology · Physics 2025-08-12 Yin-Zhen Xu

As part of the UKQCD and RBC collaborations' N_f=2+1 domain-wall fermion phenomenology programme, we calculate the first two moments of the light-cone distribution amplitudes of the pseudoscalar mesons pion and kaon and the…

High Energy Physics - Lattice · Physics 2011-04-22 R. Arthur , P. A. Boyle , D. Brömmel , M. A. Donnellan , J. M. Flynn , A. Jüttner , T. D. Rae , C. T. C. Sachrajda

A rainbow-ladder truncation of QCD's Dyson-Schwinger equations is used to calculate rho- and phi-meson valence-quark (twist-two parton) distribution amplitudes (PDAs) via a light-front projection of their Bethe-Salpeter wave functions,…

Nuclear Theory · Physics 2015-06-19 Fei Gao , Lei Chang , Yu-Xin Liu , Craig D. Roberts , Sebastian M. Schmidt

We give a complete re-analysis of the leading twist quark-antiquark light-cone distribution amplitudes of longitudinal and transverse $\rho$ mesons. We derive Wandzura-Wilczek type relations between different distributions and update the…

High Energy Physics - Phenomenology · Physics 2016-08-24 P. Ball , V. M. Braun

The light front wavefunction obtained from anti-de Sitter Quantum Chromodynamics is used to calculate the light cone distribution amplitudes for $\rho$ and $K^*$ vector mesons. These distribution amplitudes are then utilized to calculate…

High Energy Physics - Phenomenology · Physics 2015-07-16 Mohammad Ahmady , Sébastien Lord , Ruben Sandapen

The ladder kernel of the Bethe-Salpeter equation is amended by introducing a different flavor dependence of the dressing functions in the heavy-quark sector. Compared with earlier work this allows for the simultaneous calculation of the…

High Energy Physics - Phenomenology · Physics 2020-10-20 Fernando E. Serna , Roberto Correa da Silveira , J. J. Cobos-Martínez , Bruno El-Bennich , Eduardo Rojas

In this work we use the framework of the Dyson-Schwinger and Bethe-Salpeter equations to compute Light-Cone Distribution Amplitudes of heavy-light mesons and quarkonia. In studying the meson properties, we introduce a flavor dependence in…

High Energy Physics - Phenomenology · Physics 2021-09-17 Fernando E. Serna , Bruno El-Bennich

We investigate the charge distributions for the $u$ and $d$ quarks in transverse coordinate space in a light-front quark-diquark model for the nucleons using the overlaps of the wave functions constructed from the soft-wall AdS/QCD…

High Energy Physics - Phenomenology · Physics 2017-03-28 Chandan Mondal , Narinder Kumar , Harleen Dahiya , Dipankar Chakrabarti

Based on lattice simulations with two flavours of dynamical, O(a)-improved Wilson fermions we present results for the first two moments of the distribution amplitudes of pseudoscalar mesons at several values of the valence quark masses. By…

High Energy Physics - Lattice · Physics 2008-11-26 V. M. Braun , M. Göckeler , R. Horsley , H. Perlt , D. Pleiter , P. E. L. Rakow , G. Schierholz , A. Schiller , W. Schroers , H. Stüben , J. M. Zanotti

We extract the leading Fock-state light front wave functions (LF-LFWFs) of heavy flavor-asymmetric pseudoscalar mesons $D$, $B$ and $B_c$ from their Bethe-Salpeter wave functions based on Dyson-Schwinger equations approach, and study their…

High Energy Physics - Phenomenology · Physics 2024-09-10 Chao Shi , Pengfei Liu , Yi-Lun Du , Wenbao Jia

The light-front wavefunction for mesons predicted by holographic light-front QCD is used to obtain the light-cone distribution amplitudes for the light vector mesons and the transition form factors for B and $B_s$ decays to $\rho$, $K^*$…

High Energy Physics - Phenomenology · Physics 2020-01-03 Mohammad R. Ahmady

We exploit a method introduced recently to determine parton distribution amplitudes (PDAs) from minimal information in order to obtain light-quark pseudoscalar and vector meson PDAs from the limited number of moments produced by numerical…

We calculate the leading-twist light-cone distribution amplitudes of the light $\Lambda$ baryon using lattice methods within the framework of large momentum effective theory. Our numerical computations are conducted employing $N_f=2+1$…

High Energy Physics - Lattice · Physics 2025-02-24 Min-Huan Chu , Haoyang Bai , Jun Hua , Jian Liang , Xiangdong Ji , Andreas Schafer , Yushan Su , Wei Wang , Yi-Bo Yang , Jun Zeng , Jian-Hui Zhang , Qi-An Zhang

We present a systematic study of twist-3 light-cone distribution amplitudes of vector mesons in QCD, which is based on conformal expansion. A complete set of distribution amplitudes is constructed for \rho, \omega, K^* and \phi mesons,…

High Energy Physics - Phenomenology · Physics 2009-10-31 Kazuhiro Tanaka

We investigate the leading-twist light-cone distribution amplitudes for the pion and kaon, based on the nonlocal chiral quark model from the instanton vacuum. Effects of explicit flavor SU(3)-symmetry breaking are taken into account. The…

High Energy Physics - Phenomenology · Physics 2009-11-11 Seung-il Nam , Hyun-Chul Kim , Atsushi Hosaka , M. M. Musakhanov

We study the kaon quasi-distribution amplitude (quasi-DA) and distribution amplitude (DA) within the large-momentum effective theory (LaMET) combined with the first-principles functional QCD. Using quark correlation functions and the kaon…

High Energy Physics - Phenomenology · Physics 2026-04-28 Wen Cui , Dao-yu Zhang , Chuang Huang , Wei-jie Fu

We study the three-quark light-cone amplitudes of the proton including quarks' transverse momenta. We classify these amplitudes using a newly-developed method in which light-cone wave functions are constructed from a class of light-cone…

High Energy Physics - Phenomenology · Physics 2009-11-07 Xiangdong Ji , Jian-Ping Ma , Feng Yuan
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