thumb|right|Transport of the main spectrometer to the Karlsruhe Institute of Technology.
thumb|right|Transport of the main spectrometer to the Karlsruhe Institute of Technology.
KATRIN is a German acronym (Karlsruhe Tritium Neutrino Experiment) for an undertaking to measure the mass of the electron antineutrino with sub-eV precision by examining the spectrum of electrons emitted from the beta decay of tritium. The experiment is a recognized CERN experiment (RE14). The core of the apparatus is a 200-ton spectrometer.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).