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hep-ex2025
Searches for hidden sectors using decays
NA62 Collaboration
Results from the study of the rare decays , and at the NA62 experiment at CERN are interpreted in terms…
hep-ex2023
First observation and study of the decay
2 Collaboration, J. R. Batley, G. Kalmus +121
The NA48/2 experiment at CERN reports the first observation of the decay based on a sample of 2437 candidates with 15% background contam…
hep-ex2019
Searches for lepton number violating decays
NA62 collaboration
The NA62 experiment at CERN reports a search for the lepton number violating decays and using a data sample collected in 2017. No signals are ob…