Extracting the Kaon Collins function from $e^{+}{e}^{-}$ hadron pair production data

M. Anselmino, M. Boglione, U. D'Alesio +4

The latest data released by the BaBar Collaboration on azimuthal correlations measured for pion-kaon and kaon-kaon pairs produced in $e^{+}{e}^{-}$ annihilations allow, for the first tim…