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Related papers: Basis Light-Front Quantization for a Chiral Nucleo…

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We present the first application of the Basis Light-Front Quantization method to study a simple chiral model of the nucleon-pion system via an ab initio, non-perturbative, Hamiltonian approach. As a test problem, we consider the physical…

Nuclear Theory · Physics 2019-08-09 Weijie Du , Yang Li , Xingbo Zhao , James P. Vary

We employ an effective Hamiltonian that includes the transverse and longitudinal confinement and the one-gluon exchange interaction with fixed coupling constant. By solving the eigenvalue equation in basis light-front quantization (BLFQ),…

High Energy Physics - Phenomenology · Physics 2020-09-07 Siqi Xu , Chandan Mondal , Jiangshan Lan , Xingbo Zhao , Yang Li , James P. Vary

The analogy between quantum chemistry and light-front quantum field theory, first noted by Kenneth G. Wilson, serves as motivation to develop light-front quantum simulation of quantum field theory. We demonstrate how calculations of hadron…

A relativistic light front treatment of nuclei is developed by performing light front quantization for a chiral Lagrangian. The energy momentum tensor and the appropriate Hamiltonian are obtained. Three illustrations of the formalism are…

Nuclear Theory · Physics 2008-11-26 Gerald A. Miller

We present our recent progress in applying the basis light-front quantization approach to investigate the nucleon's structure. We solve its wave functions from the eigenstates of the light-front QCD Hamiltonian using a fully relativistic,…

High Energy Physics - Phenomenology · Physics 2025-03-28 Chandan Mondal , Siqi Xu , Yiping Liu , Jiangshan Lan , Yang Li , Xingbo Zhao , James P. Vary

A relativistic light front formulation of nuclear dynamics is applied to infinite nuclear matter. A hadronic meson-baryon Lagrangian, consistent with chiral symmetry, leads to a nuclear eigenvalue problem which is solved, including…

Nuclear Theory · Physics 2009-10-31 G. A. Miller , R. Machleidt

The pion electromagnetic form factor is calculated with a light-front quark model. The "plus" and "minus" component of the electromagnetic current are used to calculate the electromagnetic form factor in the Breit frame with two models for…

High Energy Physics - Phenomenology · Physics 2009-11-10 J. P. B. C. de Melo

We obtain the light-front wavefunctions for the nucleon in the valence quark Fock space from an effective Hamiltonian, which includes the transverse and longitudinal confinement and the one-gluon exchange interaction with fixed coupling.…

High Energy Physics - Phenomenology · Physics 2021-12-14 Chandan Mondal , Siqi Xu , Jiangshan Lan , Xingbo Zhao , Yang Li , Dipankar Chakrabarti , 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

We present a quantum algorithm for simulation of quantum field theory in the light-front formulation and demonstrate how existing quantum devices can be used to study the structure of bound states in relativistic nuclear physics.…

We study the heavy quarkonium within the basis light-front quantization approach. We implement the one-gluon exchange interaction and a confining potential inspired by light-front holography. We adopt the holographic light-front…

High Energy Physics - Phenomenology · Physics 2016-05-12 Yang Li , Pieter Maris , Xingbo Zhao , James P. Vary

Basis Light-front Quantization (BLFQ) is a nonperturbative approach to quantum field theory. In this paper, we report our recent progress in applying BLFQ to the positronium system in QED and to the meson and the baryon system in QCD. We…

Nuclear Theory · Physics 2020-04-07 Xingbo Zhao , Kaiyu Fu , Hengfei Zhao , Jiangshan Lan , Chandan Mondal , Siqi Xu , James P. Vary

Basis Light-front Quantization (BLFQ) is a newly developed nonperturbative approach, aiming at solving relativistic bound systems based on the Hamiltonian formalism of light-front dynamics. In this work, we introduce its application to the…

Nuclear Theory · Physics 2020-09-07 Kaiyu Fu , Hengfei Zhao , Xingbo Zhao , James P. Vary

We present a calculation of the mass spectrum of positronium within the framework of the recently developed Basis Light-Front Quantization approach to non-perturbative quantum field theory. In this calculation, we employ a two-body…

Nuclear Theory · Physics 2013-11-13 Paul W. Wiecki , Yang Li , Xingbo Zhao , Pieter Maris , James P. Vary

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

We present the first application of the recently developed Basis Light-Front Quantization (BLFQ) method to self-bound systems in quantum field theory, using the positronium system as a test case. Within the BLFQ framework, we develop a…

Nuclear Theory · Physics 2015-06-26 Paul Wiecki , Yang Li , Xingbo Zhao , Pieter Maris , James P. Vary

The central two-pion exchange NN potential at large distances is studied in the framework of relativistic chiral symmetry and related directly to the nucleon scalar form factor, which describes the mass density of its pion cloud. This…

Nuclear Theory · Physics 2009-11-06 M. R. Robilotta

We present our recent progress in applying basis light-front quantization approach to investigate the structure of the light mesons and the nucleon.

High Energy Physics - Phenomenology · Physics 2022-08-18 Chandan Mondal , Jiangshan Lan , Kaiyu Fu , Siqi Xu , Zhi Hu , Xingbo Zhao , James P. Vary

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

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
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