Search for Majoron-emitting modes of double-beta decay of ${}^{136}$Xe with EXO-200

200 Collaboration, J. B. Albert, D. J. Auty +89

EXO-200 is a single phase liquid xenon detector designed to search for neutrinoless double-beta decay of ${}^{136}$Xe. Here we report on a search for various Majoron-emitting modes b…