2-3 diciembre 2024
Universe
Europe/Madrid timezone

Running constants: experimental evidence for the scale evolution of the strong coupling and quark masssesle evolution of the strong coupling and quark massses (24+6)

3 dic. 2024 10:00
24m
1001-Primera-1-1-1 - Paterna. Seminario (Universe)

1001-Primera-1-1-1 - Paterna. Seminario

Universe

60
Review talk

Ponente

Marcel Vos (IFIC Valencia)

Descripción

This review presents the current experimental evidence for the scale dependence of the parameters of the QCD Lagrangian. Ample evidence over a broad range of energy scales exists for the running of the strong coupling. I will review studies into the scale evolution of quark masses in more detail, with particular emphasis on the bottom quark, where Higgs data has helped to raise evidence for "running" of the mass to a significance greater than 5 sigma. I will discuss ongoing studies beyond the current state of the art and will present new directions and prospects at existing and future facilities.

This is meant to be a proper review, but leans heavily on IFIC contributions in PRL128 (2022) 12, J.Phys.G 51 (2024) 9, and Snowmass reports arXiv:2203.16994, arXiv:2209.11267

Autor primario

Marcel Vos (IFIC Valencia)

Materiales de la presentación

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