28–31 Jul 2025
Princeton
US/Eastern timezone

Study on Quark Models for Mesons using Julia

30 Jul 2025, 08:30
30m
Joseph Henry Room, Jadwin Hall (Princeton)

Joseph Henry Room, Jadwin Hall

Princeton

Talk 25' Talks

Speaker

Shuhei Ohno

Description

We investigate the properties of mesons within quark models using Julia. Quark models describe the spectra and structures of mesons. These potentials have several terms. For example, the Cornell potential has three terms: a constant term, a linear term, and a Coulomb term. Furthermore, a hyperfine interaction term is added in our case: A. J. Arifi, L. Happ, S. Ohno, M. Oka, Phys. Rev. D 110, 014020 (2024). The Hamiltonian should be flexibly customized for exploring models. The Schrödinger equation is solved using variational methods implemented in the package TwoBody.jl. Since this package allows users to construct custom Hamiltonians, it is well-suited for potentials with several terms in the quark models. Software testing is performed using Antique.jl. We present the research and the development workflow using these two Julia packages.

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