Novel two-loop SUSY effects on CP asymmetry in $B\to \varphi K_s$

Chuan-Hung Chen, Chao-Qiang Geng

Inspired by the exotic measurements on the CP asymmetry in $B\to \varphi K_s$, we study a new diagram in supersymmetric models which can make the difference $\sin2ϕ^{eff}_{1}(J/ΨK_{s})-…