3 papers
hep-ex2026
Search for heavy neutral leptons in decays to positrons
NA62 Collaboration
A search for heavy neutral lepton () production in in-flight decays using data collected by the NA62 experiment at CERN in 2017-2024 is reported. Upper limits fo…
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…
nucl-ex2024
Observation of double J/ meson production in pPb collisions at = 8.16 TeV
CMS Collaboration
The first observation of the concurrent production of two J/ mesons in proton-nucleus collisions is presented. The analysis is based on a proton-lead (pPb) data sample recorded…