https://doi.org/10.1140/epjc/s10052-015-3446-1
Regular Article - Theoretical Physics
Form factors and branching ratios of the FCNC 
decays
Department of Physics, Isfahan University of Technology, 84156-83111, Isfahan, Iran
* e-mail: rezakhosravi@cc.iut.ac.ir
Received:
10
June
2014
Accepted:
9
May
2015
Published online:
21
May
2015
We analyze the semileptonic 
, 
transitions in the framework of the three-point QCD sum rules in the standard model. These rare decays are governed by the flavor-changing neutral current transition of 
. Considering the quark condensate contributions, the relevant form factors as well as the branching fractions of these transitions are calculated.
© SIF and Springer-Verlag Berlin Heidelberg, 2015
