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Related papers: Two-body light front wave functions from general A…

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In the Light-Front Dynamics, the wave function equations and their numerical solutions, for two fermion bound systems, are presented. Analytical expressions for the ladder one-boson exchange interaction kernels corresponding to scalar,…

High Energy Physics - Theory · Physics 2011-07-19 M. Mangin-Brinet , J. Carbonell , V. A. Karmanov

We derive the light-front wave function (LFWF) representation of the $\gamma^{\star} \gamma^{\star} \to \eta_{c} (1S),\eta_{c}(2S)$ transition form factor $F(Q^2_1,Q^2_2)$ for two virtual photons in the initial state. For the LFWF, we use…

High Energy Physics - Phenomenology · Physics 2020-12-18 Izabela Babiarz , Wolfgang Schäfer , Antoni Szczurek

A fundamental goal in QCD is to understand the non-perturbative structure of hadrons at the amplitude level--not just the single-particle flavor, momentum, and helicity distributions of the quark constituents, but also the multi-quark,…

High Energy Physics - Phenomenology · Physics 2017-08-23 Stanley J. Brodsky

Known holographic dictionaries, especially AdS/CFT, rely on symmetry matching between the bulk and the boundary. We take a step toward a holographic dictionary with no symmetry requirement and without assuming the geometry being…

High Energy Physics - Theory · Physics 2026-02-25 Tamra Nebabu , Xiao-Liang Qi , Haifeng Tang , Huaijin Wang

In this series of lectures, I shall begin with the current investigations on phenomenology of hadron dynamics to demonstrate the importance of solving hadronic bound states within the framework of light-front (LF) QCD. Then, I will describe…

High Energy Physics - Phenomenology · Physics 2007-05-23 Wei-Min Zhang

We compute the gravitational form factors (GFFs) and study their applications for the description of the mechanical properties such as the pressure, shear force distributions, and the mechanical radius of the proton from its light-front…

High Energy Physics - Phenomenology · Physics 2024-03-19 Sreeraj Nair , Chandan Mondal , Siqi Xu , Xingbo Zhao , Asmita Mukherjee , James P. Vary

We derive a light-front Schrodinger-type equation of motion for the quark-antiquark wave function of heavy quarkonia imposing constraints from the holographic soft-wall model.

High Energy Physics - Phenomenology · Physics 2014-11-13 Thomas Gutsche , Valery E. Lyubovitskij , Ivan Schmidt , Alfredo Vega

Building on a previous conjecture, we argue that the holographic dual of the light-front vacuum state of a superconformal field theory quantized in the front form of dynamics contains the Kaigorodov spacetime, which is nothing but a pp-wave…

High Energy Physics - Theory · Physics 2016-07-21 Blai Garolera

Light-cone gauge formulation of fields in AdS space and conformal field theory in flat space adapted for the study of AdS/CFT correspondence is developed. Arbitrary spin mixed-symmetry fields in AdS space and arbitrary spin mixed-symmetry…

High Energy Physics - Theory · Physics 2016-08-12 R. R. Metsaev

Light-front quantum chromodynamics may lead to an accurate constituent approximation for the low-energy properties of hadrons. This requires a cutoff that violates explicit gauge invariance and Lorentz covariance, leading to the calculation…

Nuclear Theory · Physics 2007-05-23 Robert J. Perry

The AdS/CFT correspondence between conformal field theory and string states in an extended space-time has provided new insights into not only hadron spectra, but also their light-front wavefunctions. We show that there is an exact…

High Energy Physics - Phenomenology · Physics 2017-08-23 Stanley J. Brodsky

We investigate the electromagnetic form factor $F(q^2)$ of the meson by using the solvable $\phi^{3}$ scalar field model in $(1+1)$ dimensions. As the transverse rotations are absent in $(1+1)$ dimensions, the advantage of the light-front…

High Energy Physics - Phenomenology · Physics 2021-04-07 Yongwoo Choi , Ho-Meoyng Choi , Chueng-Ryong Ji , Yongseok Oh

Light front formalism for composite systems is presented. Derivation of equations for bound state and scattering problems are given. Methods of constructing of elastic form factors and scattering amplitudes of composite particles are…

High Energy Physics - Theory · Physics 2008-11-26 V. R. Garsevanishvili , A. A. Khelashvili , Z. R. Menteshashvili , M. S. Nioradze

The light-front distribution amplitudes (LFDAs) and the decay constant of the $K $ pseudoscalar meson are extracted within the framework of the AdS/QCD correspondence. For the LFDAs calculation, we consider a momentum-dependent (dynamical)…

High Energy Physics - Phenomenology · Physics 2018-04-13 S. Momeni , R. Khosravi

We compute a light front wave function for heavy vector mesons based on long distance matrix elements constrained by decay width analyses in the Non Relativistic QCD framework. Our approach provides a systematic expansion of the wave…

High Energy Physics - Phenomenology · Physics 2025-01-16 Tuomas Lappi , Heikki Mäntysaari , Jani Penttala

Within the basis light-front quantization framework, we compute the masses and light-front wave functions of the $\Lambda_b$ baryon and its isospin triplet counterparts $\Sigma_b^+$, $\Sigma_b^0$, and $\Sigma_b^-$ using a light-front…

High Energy Physics - Phenomenology · Physics 2025-03-18 Lingdi Meng , Tian-Cai Peng , Zhi Hu , Siqi Xu , Jiangshan Lan , Chandan Mondal , Guo-Li Wang , Xingbo Zhao , James P. Vary

We produce the light-front wave functions (LFWFs) of the nucleon from a basis light-front ap- proach in the leading Fock sector representation. We solve for the mass eigenstates from a light-front effective Hamiltonian, which includes a…

High Energy Physics - Phenomenology · Physics 2021-12-08 Siqi Xu , Chandan Mondal , Jiangshan Lan , Xingbo Zhao , Yang Li , James P. Vary

The relativistic light-front (LF) wave function of $^3$He is determined by the three-body LF equation for the Faddeev components in the momentum space. As an interaction, we take the one-meson exchange kernels, without the potential…

Nuclear Theory · Physics 2025-03-25 V. A. Karmanov , Zhimin Zhu , Ziqi Zhang , Kaiyu Fu

We compute the gravitational form factors (GFFs) of the pion and kaon using their light-front wave functions within the Basis Light-Front Quantization framework. The wave functions are obtained by solving a light-front effective Hamiltonian…

High Energy Physics - Phenomenology · Physics 2026-05-19 Amrita Sain , Sreeraj Nair , Chandan Mondal , Xingbo Zhao , James P. Vary

In the present work, we have studied the transverse momentum distributions (TMDs) for the electron in simulated QED model. We have used the overlap representation of light-front wave functions (LFWFs) where the spin-1/2 relativistic…

High Energy Physics - Phenomenology · Physics 2018-03-28 Navdeep Kaur , Harleen Dahiya