Charged Higgs bosons from the 3-3-1 models and the $\mathcal{R}(D^{(\ast )})$ anomalies

Ma Wei, Yue Chong-Xing

Several anomalies in the semileptonic B-meson decays such as $\mathcal{R}(D^{(\ast )})$ have been reported by $BABAR$, Belle, and LHCb collaborations recently. In this paper, we invest…