Lepton Universality Violation by Kaluza-Klein Neutrinos in $b\to sll$ transition

Janus Capellan Aban, Chuan-Ren Chen, Chrisna Setyo Nugroho

Recent measure of $R_K$, involving the decays of $b\to s{l}^{+}{l}^{-}$, by the LHCb at CERN strengthened the deviation from the Standard Model prediction. The best fit in the updated gl…