CMS Setector at the Large Hadron Collider (IMAGE) Aalto University Caption The CMS detector in the Large Hadron Collider with which Pekkanen and thousands of other physicists work at CERN. Credit Panja Luukka Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.