Theory Colloquia

Quark-hadron duality and lattice QCD

by Shoji Hashimoto (KEK)

Europe/Zurich
4/3-006 - TH Conference Room (CERN)

4/3-006 - TH Conference Room

CERN

110
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Description

It's been 50 years since Quantum Chromodynamics (QCD), or its asymptotic freedom, was found. Yet, the quantitative understanding of
quark-hadron duality, an underlying assumption in the connection between perturbative QCD and experiments, is lacking. The duality implies that the QCD processes summed over all final hadronic states can be calculated with quarks (and gluons) as fundamental degrees of freedom. But, what is the associated systematic uncertainty? That should be able to be answered using lattice QCD, which allows us to perform fully non- perturbative computation. We discuss how this can be done taking a few examples including the inclusive semi-leptonic B meson decays.

Videoconference
TH colloquia
Zoom Meeting ID
67346292748
Host
Elena Gianolio
Alternative hosts
Zoom Recording Operations 2, Irene Valenzuela Agui, Benoit Loyer, Clement Montcharmont, Pier Francesco Monni, AVC support account, Urs Wiedemann, Thomas Nik Bazl Fard, Pascal Pignereau
Passcode
80279029
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