Published August 3, 2013 at 500 × 376 in Successful Test of New U.S. Magnet Puts Large Hadron Collider on Track for Major Upgrade HQ02a is a superconducting quadrupole magnet made from high performance niobium tin that will play a key role in developing a new beam focusing system for CERN’s Large Hadron Collider. Image credit: Berkeley Lab (Visited 14 times, 1 visits today)