Antimatter in the proton is more down than up

Haiyan Gao ()

Nature, 2021, vol. 590, issue 7847, 559-560

Abstract: Protons are found in all atoms, so it might be surprising to learn that they contain antimatter. It now emerges that there is an imbalance in the types of antimatter in the proton — a finding for which there is no agreed theoretical explanation.

Keywords: Nuclear physics; Particle physics (search for similar items in EconPapers)
Date: 2021
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DOI: 10.1038/d41586-021-00430-3

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