CP and T Violation in KL -> pi^+pi^-e^+e^-

TL;DR

This paper discusses the observed T- and CP-odd asymmetry in the decay of KL into pi+ pi- e+ e-, highlighting its implications for understanding CP violation.

Contribution

It provides commentary on the experimental observation of T- and CP-odd asymmetry in KL decay, emphasizing its significance for CP violation studies.

Findings

Observation of T- and CP-odd asymmetry in KL decay

Implications for CP violation understanding

Discussion of experimental results

Abstract

I will here make some brief comments on the T- and CP- odd asymmetry observed by KTeV in the KL -> pi^+pi^-e^+e^- decay.