Antiproton

The antiproton was discovered using the Bevatron, by bombarding copper with high-energy protons, contributing to the understanding of antimatter. This discovery supported the theory of antiparticles and advanced particle physics.
 Emilio Segrè and Owen Chamberlain United States 1955 Antiproton

The antiproton was discovered using the Bevatron, by bombarding copper with high-energy protons, contributing to the understanding of antimatter. This discovery supported the theory of antiparticles and advanced particle physics.