The renormalization group is a key ingredient in methods of improving perturbative computations in particle physics. Here I briefly discuss its role in perturbative quantum chromodynamics and particularly the running of its coupling constant.
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Acknowledgements
This work is supported by São Paulo Research Foundation (FAPESP) grant 2021/06756-6 and by CNPq grant 308979/2021-4.
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Boito, D. Consequences of the renormalization group for perturbative quantum chromodynamics. Nat. Phys. 19, 1533–1535 (2023). https://doi.org/10.1038/s41567-023-02234-w
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DOI: https://doi.org/10.1038/s41567-023-02234-w