Non-factorization contributions in $D\to \pi K,KK$ decay

Xiang-Yao Wu, Bai-Jun Zhang, Hai-Bo Li +4

We have analyzed the $D\to \pi K,KK$ decay with the naive factorization (NF), QCD factorization (QCDF)and QCD factorization including soft-gluon exchanges (QCDF+SGE). In thes…