Experiments around the world are looking for signs of the charge conjugation and parity (CP) symmetry violation. Some of these searches might also reveal physics beyond the standard model.
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References
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Aaij, R. et al. (LHCb Collaboration). Observation of several sources of CP violation in B+→π+π+π− decays. Phys. Rev. Lett. 124, 031801 (2020).
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Georgescu, I. CP violation and beyond. Nat Rev Phys 2, 120–122 (2020). https://doi.org/10.1038/s42254-020-0159-7
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DOI: https://doi.org/10.1038/s42254-020-0159-7
