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Details

Autor(en) / Beteiligte
Titel
FLAG Review 2019
Ist Teil von
  • The European physical journal. C, Particles and fields, 2020-02, Vol.80 (2), p.1-268
Ort / Verlag
Heidelberg: Springer Nature B.V
Erscheinungsjahr
2020
Link zum Volltext
Quelle
Free E-Journal (出版社公開部分のみ)
Beschreibungen/Notizen
  • We review lattice results related to pion, kaon, D-meson, B-meson, and nucleon physics with the aim of making them easily accessible to the nuclear and particle physics communities. More specifically, we report on the determination of the light-quark masses, the form factor f+(0) arising in the semileptonic K→π transition at zero momentum transfer, as well as the decay constant ratio fK/fπ and its consequences for the CKM matrix elements Vus and Vud. Furthermore, we describe the results obtained on the lattice for some of the low-energy constants of SU(2)L×SU(2)R and SU(3)L×SU(3)R Chiral Perturbation Theory. We review the determination of the BK parameter of neutral kaon mixing as well as the additional four B parameters that arise in theories of physics beyond the Standard Model. For the heavy-quark sector, we provide results for mc and mb as well as those for D- and B-meson decay constants, form factors, and mixing parameters. These are the heavy-quark quantities most relevant for the determination of CKM matrix elements and the global CKM unitarity-triangle fit. We review the status of lattice determinations of the strong coupling constant αs. Finally, in this review we have added a new section reviewing results for nucleon matrix elements of the axial, scalar and tensor bilinears, both isovector and flavor diagonal.
Sprache
Englisch
Identifikatoren
ISSN: 1434-6044
eISSN: 1434-6052
DOI: 10.1140/epjc/s10052-019-7354-7
Titel-ID: cdi_doaj_primary_oai_doaj_org_article_103ace28f337490d9955044582ea15f3

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