SU(3)-breaking effects in hyperon semileptonic decays
Silvano Simula
TL;DR
This paper reports the first quenched lattice QCD calculation of vector and axial form factors for the hyperon decay Sigma- to neutron, providing insights into SU(3) symmetry breaking effects in semileptonic decays.
Contribution
It introduces the first quenched lattice QCD study of all relevant form factors for Sigma- to neutron decay, advancing understanding of SU(3) symmetry breaking.
Findings
First lattice QCD results for all form factors in this decay
Quantitative analysis of SU(3)-breaking effects
Improved theoretical input for hyperon decay models
Abstract
We present the first quenched lattice QCD study of all the vector and axial form factors relevant for the hyperon semileptonic decay Sigma- -> n l nu.
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Taxonomy
TopicsParticle physics theoretical and experimental studies · Quantum Chromodynamics and Particle Interactions · Neutrino Physics Research