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Quark masses
$V_{ud}$ and $V_{us}$
Low-energy constants
Kaon mixing
$\small{D}$-meson decay constants and form factors
$\small{B}$-meson decay constants, mixing parameters, and form factors
The strong coupling $\alpha_s$
Nucleon matrix elements
Note that the latest version of the FLAG review from 2024 is available here.
Please consult section 4 of the review for further details on the figures below.
(pdf,eps,bib)
(pdf,eps)
Flag: V(ud) and V(us) (last edited 2020-12-24 10:00:14 by FlagAdmin)
