Measurement of the branching fraction and time-dependent $CP$ asymmetry for $B^0\to J/\psi {\pi }^0$ decays

Belle Collaboration, B. Pal, A. J. Schwartz +156

We measure the branching fraction and time-dependent $CP$-violating asymmetry for $B^0\to J/\psi {\pi }^0$ decays using a data sample of 711 $\mathrm{f}{\mathrm{b}}^{-1}$ collected on the ${\rm Y}(4S)$ resonan…