In this proceedings, we discuss a light (17 MeV) Z′ solution to the anomaly observed in the decay of Beryllium-8 by the Atomki collaboration. We detail an anomaly free model with minimal particle content which can satisfy all other experimental constraints with gauge couplings O(10−4).
Cite
@article{arxiv.1905.05031,
title = {${}^8$Be Decay Anomaly and Light $Z'$},
author = {Luigi Delle Rose and Shaaban Khalil and Simon J. D. King and Stefano Moretti and Ahmed M. Thabt},
journal= {arXiv preprint arXiv:1905.05031},
year = {2019}
}
Comments
Prepared for the 2019 EW session of the 54th Rencontres de Moriond, talk presented by Simon King