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X boson

physics

Learn about this topic in these articles:

transitions between quarks and leptons

  • Large Hadron Collider
    In subatomic particle: Toward a grand unified theory

    …new gauge bosons, generally called X, which must have masses comparable to the energy scale of grand unification. The mean life for the proton, according to the GUTs, depends on this mass; in the simplest GUTs based on SU(5), the mean life varies as the fourth power of the mass…

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