Eur. Phys. J. C (2003) 31: 197-201
https://doi.org/10.1140/epjc/s2003-01323-1

theoretical physics

$\phi \to KK$ decay in light cone QCD

Physics Department, Middle East Technical University, 06531 , Ankara, Turkey

^* e-mail: taliev@metu.edu.tr

Abstract

The coupling constant of $\phi \to KK$ decay is calculated by light cone QCD sum rules. The result obtained for $g_{\phi KK} = (4.9 \pm 0.8)$ is in good agreement with the existing experimental results.