HERA is Now Running with Longitudinally Polarized Positrons
DOI: 10.1063/1.2808692
Recently there have been some interesting developments at HERA, the Hadron‐Electron Ring Accelerator that wends its circular way for 6 kilometers beneath the streets and parks of Hamburg. Since the fall of 1992 this uniquely asymmetric pair of storage rings has been providing experimenters with collisions between 820‐GeV protons and 30‐GeV electrons. (See
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