Shedding light on Dark Sectors with high-energy muons at the NA64 experiment at the CERN SPS

Yu. M. Andreev, D. Banerjee, B. Banto Oberhauser +54

A search for Dark Sectors is performed using the unique M2 beam line at the CERN Super Proton Synchrotron. New particles ($X$) could be produced in the bremsstrahlung-like reaction…