UCN source successfully restarted

During one week of beam time in March 2015at the UCN source at beamline D of the TRIGA research reactor in Mainz has been recommissioned. It had been taken offline and disassembled more than a year ago for the installation of the Helium liquefier in the reactor hall for the TRIGA user facility. In first operational tests UCN intensities close to the maximal value of the past have been achievd.