COMET (COherent Muon to Electron Transition) experiment searches for mu-e conversion at J-PARC.


  1. CM21 at J-PARC and integration workshop in 29/Nov - 3/Dec.

  2. Stage-2 approval given to COMET Phase-I

  3. Beam line construction is in progress during Summer shutdown

  4. Precise survey of the primary beam line and experiment areas completed

  5. CM20 at IBS, Korea successfully completed in September 2016

  6. CDC construction completed in Summer 2016

Welcome to COMET site

μ-e conversion search using J-PARC high intensity pulsed proton beam

J-PARC, Ibaraki Japan