MEG/MEG II experiment

In search of the charged-lepton-flavour-violating muon decay μ→eγ at Paul Scherrer Institut

Cylindrical drift chamber

Latest highlight

The new result based on the 2021-2022 dataset beyond the MEG sensitivity has been published.
- DOI:10.1140/epjc/s10052-025-14906-3
- The preprint is available: arXiv:2504.15711.
- Press release from PSI
- Press release from the University of Tokyo
- Press release from INFN

K. Yamamoto, 25th October 2025