quarks experimental measure

  1. H_Hernandez

    How do they measure quark masses? Quark charges?

    Hello, So, I know quarks are confined in baryons. In a proton, there are "3" quarks, but the sum of their masses is not the mass of the proton. This implies a major fraction of the proton mass comes from interactions. My question is, how then do they measure quark u and d masses? And...
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