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We present a comprehensive review of the structure of pseudoscalar mesons within an algebraic model formulated in the light-front framework. The approach provides a unified description of leading-twist parton distribution amplitudes (PDAs),…

High Energy Physics - Phenomenology · Physics 2026-04-21 B. Almeida-Zamora , L. Albino , A. Bashir , J. J. Cobos-Martínez , J. Segovia

We investigate the electromagnetic structure of heavy quarkonia and the $B_c$ meson within the light-front quark model (LFQM) to better understand the internal spatial charge distributions and QCD dynamics of heavy mesons. The light-front…

High Energy Physics - Phenomenology · Physics 2026-03-17 Rayn Rasyid Harjapradipta , Muhammad Ridwan , Ahmad Jafar Arifi , Terry Mart

We study the wave functions of light and heavy mesons in both hard-wall (HW) and soft-wall (SW) holographic models which use AdS/CFT correspondence. In the case of massless constituents, the asymptotic behaviors of the electromagnetic form…

High Energy Physics - Phenomenology · Physics 2013-05-30 Chien-Wen Hwang

We employ a recently proposed form-invariant algebraic model for the quark propagator and the Bethe-Salpeter amplitude of pseudoscalar mesons to study the internal structure of $\eta$ and $\eta'$ mesons. This model facilitates the…

High Energy Physics - Phenomenology · Physics 2026-02-12 L. Albino , K. Raya , R. J. Hernández-Pinto , B. Almeida-Zamora , J. Segovia , A. Huet , A. Bashir

We review our calculation method, Gaussian expansion method (GEM), and its applications to various few-body (3- to 5-body) systems such as 1) few-nucleon systems, 2) few-body structure of hypernuclei, 3) clustering structure of light nuclei…

Nuclear Theory · Physics 2018-09-14 Emiko Hiyama , Masayasu Kamimura

In this paper, we investigate the distribution amplitudes (DAs) of pseudoscalar mesons within the light-front quark model (LFQM), and the $n$-th Gegenbauer moment $a_n(\mu)$, $\xi$-moment $\langle \xi^n\rangle$ and transverse moment…

High Energy Physics - Phenomenology · Physics 2026-01-06 Xiao-Nan Li , Shuai Xu , Qin Chang

The internal structure of all lowest-lying pseudo-scalar mesons with heavy-light quark content is studied in detail using an algebraic model that has been applied recently, and successfully, to the same physical observables of pseudo-scalar…

High Energy Physics - Phenomenology · Physics 2023-10-02 B. Almeida-Zamora , J. J. Cobos-Martínez , A. Bashir , K. Raya , J. Rodríguez-Quintero , J. Segovia

The internal structure of the lowest-lying pseudo-scalar mesons with heavy-light quark content is thoroughly studied using an algebraic model that has been successfully applied to similar physical observables of pseudoscalar and vector…

High Energy Physics - Phenomenology · Physics 2024-10-18 B. Almeida-Zamora , J. J. Cobos-Martínez , A. Bashir , K. Raya , J. Rodríguez-Quintero , J. Segovia

Spectra of the neutral heavy mesons, $\eta_c(1S,2S)$, $J/\psi$, $\psi(2S)$, $\eta_b(1S,2S,3S)$, $\Upsilon(1S,2S,3S)$, $D$, $D^\ast$, $B$, $B^\ast$, $B_s$ and $B_s^\ast$, in a homogeneous magnetic field are analyzed in a potential model of…

High Energy Physics - Phenomenology · Physics 2016-11-07 Tetsuya Yoshida , Kei Suzuki

We extensively develop a method of implementing mean-field calculations for deformed nuclei, using the Gaussian expansion method (GEM). This GEM algorithm has the following advantages: (i) it can efficiently describe the energy-dependent…

Nuclear Theory · Physics 2008-11-26 H. Nakada

Both the mass spectra and the wave functions of the light pseudoscalar ($\pi,K,\eta,\eta'$) and vector($\rho,K^{*},\omega,\phi$) mesons are analyzed within the framework of the light-cone constituent quark model. A gaussian radial wave…

High Energy Physics - Phenomenology · Physics 2009-10-30 Ho-Meoyng Choi , Chueng-Ryong Ji

We investigate the in-medium properties of pseudoscalar and vector mesons with the light-light and heavy-light quarks in a light-front quark model, using the in-medium quark properties computed by the quark-meson coupling model. Both models…

High Energy Physics - Phenomenology · Physics 2023-06-21 Ahmad Jafar Arifi , Parada. T. P. Hutauruk , Kazuo Tsushima

In the light-front quark model (LFQM) amenable to the simultaneous study of both the mass spectroscopy and the wave function related observables, we examine the decay constants and distribution amplitudes (DAs) up to the twist-4. The…

High Energy Physics - Phenomenology · Physics 2023-08-09 Ahmad Jafar Arifi , Ho-Meoyng Choi , Chueng-Ryong Ji

We study the twist-2 distribution amplitudes (DAs) and the decay constants of pseudoscalar light ($\pi$, $K$) and heavy ($D$, $D_s$, $B$, $B_s$) mesons as well as the longitudinally and transversely polarized vector light ($\rho$, $K^*$)…

High Energy Physics - Phenomenology · Physics 2019-07-31 Nisha Dhiman , Harleen Dahiya , Chueng-Ryong Ji , Ho-Meoyng Choi

In this paper we construct a covariant light-front model of heavy mesons within the framework of heavy quark effective theory (HQET). The covariant model consists of the light-front heavy meson bound states constructed in the heavy quark…

High Energy Physics - Phenomenology · Physics 2011-07-19 Hai-Yang Cheng , Chi-Yee Cheung , Chien-Wen Hwang , Wei-Min Zhang

The electromagnetic (EM) form fators of the pseudoscalar and vector mesons are calculated in the light-front framework. We extract these form factors from the relevant matrix elements directly, instead of choosing the Breit frame. The…

High Energy Physics - Phenomenology · Physics 2014-11-17 Chien-Wen Hwang

We calculate the electromagnetic (EM) form factors of the pseudoscalar mesons in the light-front framework. Specifically, these form factors are extracted from the relevant matrix elements directly, instead of choosing the Breit frame. The…

High Energy Physics - Phenomenology · Physics 2011-09-13 Chien-Wen Hwang

In this paper, we investigate the electromagnetic form factors (EMFFs) and charge radii of pseudoscalar mesons within the light-front quark model (LFQM). Using parameters derived from the confinement of mesonic decay constants, we obtain…

High Energy Physics - Phenomenology · Physics 2025-07-11 Shuai Xu , Xiao-Nan Li , Xing-Gang Wu

We consider the light-front holographic QCD with the light-front wave functions for mesons, modified for massive quarks. We evaluate the wave functions, distribution amplitudes, and form factors for $\pi$, $\rho$, $K$, and $J/\psi$ mesons…

High Energy Physics - Phenomenology · Physics 2015-10-19 Rohit Swarnkar , Dipankar Chakrabarti

We consider mesons composed of light and heavy quarks and discuss the construction of the corresponding meson wave functions in soft-wall AdS/QCD. We specifically take care that constraints imposed by chiral symmetry breaking and by the…

High Energy Physics - Phenomenology · Physics 2013-03-04 Thomas Gutsche , Valery E. Lyubovitskij , Ivan Schmidt , Alfredo Vega
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