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Evidence for intrinsic charm quarks in the proton
The theory of the strong force, quantum chromodynamics, describes the proton in terms of quarks and gluons. The proton is a state of two up quarks and one down quark bound by gluons, but quantum theory predicts that in addition there is an infinite number of quark–antiquark pairs. Both light and hea...
| Formato: | Online Artículo Texto |
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| Lenguaje: | English |
| Publicado: |
Nature Publishing Group UK
2022
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9385499/ https://www.ncbi.nlm.nih.gov/pubmed/35978125 http://dx.doi.org/10.1038/s41586-022-04998-2 |