Scrutinizing new physics of $B_dto phi (eta^{()},pi, omega)$ decay modes


الملخص بالإنكليزية

We inspect the exclusive hadronic decay modes $ B_dto phi (eta^{()}, pi, omega)$, induced by quark level transition as $bto d$ $(Delta S=0)$, in vector like down quark model. As these decay modes insist highly suppressed followed by the predicted branching fraction $mathcal{O}(10^{-9})$ which reflects to scrutinize physics beyond the standard model. We constrain the new parameter space inferred from experimental limits on leptonic $B_dto ell ell(ell=e, mu, tau)$ and nonleptonic decay modes $B_d to eta pi^0$ and $B_uto rho^- eta$. We then check the new physics contributions can have significant impact on the prominent observable so called branching ratio of $B_dto phi (eta^{()},pi, omega)$ processes.

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