Welcome!

Welcome to the website of the Collinear Resonance Ionization Spectroscopy (CRIS) experiment, located at the ISOLDE facility, CERN.

Find out more: The CRIS experiment uses lasers to study the energy levels of atomic electrons in order to measure fundamental properties of the nucleus.

Meet the team: The CRIS Collaboration comprises of 25 physicists from 9 institutions in 9 different countries.

Read all about it: The most recent articles, papers, proceedings and newsletters from the CRIS experiment.