Search for the lepton-flavour violating decay
$\mu^+ \to e^+ e^+ e^-$
The Mu3e experiment is a new search for the lepton-flavour violating decay of a positive muon into two positrons and one electron. See here for a an overview of the experiment.
Current news
Poster Prize for Thomas Schwartze at the CFLV Conference
Thomas Schwartze has won the experimental poster price at the Charged Lepton Flavour Violation conference 2026 for his poster on the vertex fit for Mu3e using the generalized triplet track fit.
IEEE CANPS Award for Stefan Ritt
At the IEEE Real Time Conference, Stefan Ritt was presented with the prestigious CANPS-Award for his work on the MIDAS software which is powering the readout of many experiments, including Mu3e.
Mu3e Wengen Meeting 2026
The Mu3e collaboration met for four days in the alpine village of Wengen to discuss the results from the 2025 run and plan for the upcoming runs in 2026 and 2027.
Collaboration Server
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