A fruitful year for High-Luminosity-LHC magnets January 13, 2017 | Giorgio Ambrosio, Giorgio Apollinari, Paolo Ferracin, Soren Prestemon, Ezio Todesco and Peter Wanderer The U.S. LHC Accelerator Research Program and CERN are developing high-field quadrupole magnets that will be cornerstones of the High-Luminosity LHC.