Gamma-induced background in the KATRIN main spectrometer

K. Altenmüller, M. Arenz, W. -J. Baek +123

The KATRIN experiment aims to measure the effective electron antineutrino mass $m_{{\overline{\nu }}_e}$ with a sensitivity of 0.2 eV/c${}^2$ using a gaseous tritium source combined with th…