Unveiling Generalized Parton Distributions through the Pseudo-Distribution Approach
N. Nurminen*, S. Bhattacharya, W. Chomicki, K. Cichy, M. Constantinou, A. Metz and F. Steffens
Pre-published on:
December 27, 2023
Published on:
November 06, 2024
Abstract
Understanding the intricate three-dimensional internal structure of the nucleon has been a long-standing challenge. The main quantitative tool to map out this structure are the generalized parton distributions (GPDs). In these proceedings, we present our exploratory results from applying the pseudo-distribution approach on the lattice, showing the unpolarized isovector $E$ GPD as an example. We use one ensemble of $N_f=2+1+1$ twisted mass fermions with a clover term, at a non-physical pion mass of $260 \textrm{ MeV}$ and a lattice spacing of $0.093 \textrm{ fm}$.
DOI: https://doi.org/10.22323/1.453.0318
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