SPS
“Super Proton Synchrotron; a proton accelerator at CERN (400 GeV) which started operation in 1976. Later it was transformed into a proton–antiproton collider
“Super Proton Synchrotron; a proton accelerator at CERN (400 GeV) which started operation in 1976. Later it was transformed into a proton–antiproton collider