Rare Kaon Decays

TL;DR

This paper reviews rare kaon decays involving Flavor Changing Neutral Currents, focusing on the K^+ --> pi^+ nu nubar and K^0_L --> pi^0 nu nubar processes, discussing recent experimental results and their implications for the CKM unitarity triangle.

Contribution

It provides an updated overview of experimental progress and theoretical implications of rare kaon decays related to the CKM matrix.

Findings

Recent experimental results on rare kaon decays are summarized.

Status of ongoing experiments is reported.

Implications for the CKM unitarity triangle are discussed.

Abstract

Rare kaon decays via Flavor Changing Neutral Currents are discussed in the context of the CKM unitarity triangle with a particular interest in the rare kaon decays K^+ --> pi^+ nu nubar and K^0_L --> pi^0 nu nubar. New results and the status of these experiments are reported.