The anomalies observed by LHCb in flavor observables suggest the breakdown of lepton flavor universality. We study how a vanilla leptoquark solution to the R_D(∗) anomalies can also explain the measured relic abundance, if the leptoquark mediates between the visible sector and the dark sector.
Belangér, G., Bernigaud, J., Bharucha, A., Fuks, B., Goudelis, A., Heisig, J., Jueid, A., Lessa, A., Marzocca, D., Nardecchia, M., Polesello, G., Pani, P., Pukhov, A., Sengupta, D., & Zurita, J. (2020). A common solution to the R_D anomalies and Dark Matter. In Gustaaf Brooijmans, et al. (ed.), Les Houches 2019 Physics at TeV Colliders: New Physics Working Group Report (Proceedings of the BSM Session of the Les Houches 2019 workshop, p. p. 31-48). https://hdl.handle.net/2078.5/219119