TL;DR
This paper estimates the potential size of CP violation in Omega^- decays within the standard model, finding it could be significantly larger than in other hyperon decays, which has implications for understanding CP violation.
Contribution
It provides the first estimate of CP-violating asymmetry in Omega^- decays within the standard model, highlighting a potentially detectable level of CP violation.
Findings
CP asymmetry could be as large as 2 x 10^(-5)
Larger than asymmetries in other hyperon decays
Implications for CP violation studies
Abstract
We estimate the CP-violating rate asymmetry for the decay Omega^- -> Cascade + pion. Within the standard model, we find that it could be as large as 2 x 10^(-5). This is significantly larger than the corresponding rate asymmetries for other non-leptonic hyperon decays, which are typically less than 10^(-6).
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Taxonomy
TopicsParticle physics theoretical and experimental studies · Quantum Chromodynamics and Particle Interactions · Nuclear physics research studies