$K_L\to {\pi }^o\nu \overline{\nu }$ in Extended Higgs Models

Carl Carlson, Greg Dorata, Marc Sher

The decay $K_L\to {\pi }^o\nu \overline{\nu }$ is an excellent probe of the nature of CP violation. It is almost entirely CP-violating, and hadronic uncertainties are negligible. Experi…