Nucleon Structure from Quenched Overlap Fermions
D. Galletly, M. G\"urtler, R. Horsley, K. Koller, V. Linke, P. E. L., Rakow, C. J. Roberts, G. Schierholz, T. Streuer
TL;DR
This paper calculates key aspects of nucleon structure functions using quenched overlap fermions, employing nonperturbative renormalization to improve accuracy across two lattice spacings.
Contribution
It introduces a nonperturbative renormalization approach for computing nucleon structure moments with quenched overlap fermions at multiple lattice spacings.
Findings
Consistent results across two lattice spacings.
Nonperturbative renormalization enhances result reliability.
Provides insights into nucleon structure functions.
Abstract
We compute the lowest moments of the nucleon's structure functions using quenched overlap fermions at two different lattice spacings. The renormalisation is done nonperturbatively in the RI'-MOM-scheme.
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Taxonomy
TopicsQuantum Chromodynamics and Particle Interactions · Particle physics theoretical and experimental studies · Nuclear physics research studies