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nounan elementary particle with positive charge; interaction of a positron and an electron results in annihilation
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Definition that contains positron
- anderson United States physicist who discovered antimatter in the form of an antielectron that is called the positron (1905-1991)
- dirac English theoretical physicist who applied relativity theory to quantum mechanics and predicted the existence of antimatter and the positron (1902-1984)
- positron an elementary particle with positive charge; interaction of a positron and an electron results in annihilation
- pair production the transformation of a gamma-ray photon into an electron and a positron when the photon passes close to an atomic nucleus
- antielectron an elementary particle with positive charge; interaction of a positron and an electron results in annihilation
- electron accelerator collider that consists of an accelerator that collides electrons and positrons
- beta particle a high-speed electron or positron emitted in the decay of a radioactive isotope
- paul adrien maurice dirac English theoretical physicist who applied relativity theory to quantum mechanics and predicted the existence of antimatter and the positron (1902-1984)
- antimuon the antiparticle of a muon; decays to positron and neutrino and antineutrino
- pair creation the transformation of a gamma-ray photon into an electron and a positron when the photon passes close to an atomic nucleus