Kaon Weak Matrix Elements in 2+1 flavor DWF QCD

Shu Li, Robert D. Mawhinney for RBC, UKQCD Collaborations

$K\to \pi$ and $K\to 0$ weak matrix elements of $\Delta S=1$ operators have been measured in 2+1 flavor domain wall fermion (DWF) QCD on (3 fm)${}^3$ lattices with $a^{-1}=1.73(3)$ GeV…