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A proton is a positively charged particle which is generally considered to be a composite particle comprising of three quarks interacting through the strong force (e.g. in the standard model.)

2
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understand at very high energies in terms of single particles. At low energies, such as in protons, the "bag of quarks" that make up the proton can not be thought of as single particles because there is …
asked Aug 2 '15 by Sebastien Palcoux
7
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I apologize in advance to experts for the naivety of the question. It should be a duplicate but I didn't find any satifying question or answer about that. The proton is composed by two up quarks an …
asked May 21 '15 by Sebastien Palcoux