CKM Matrix Elements and CKM Angles - Theoretische Physik 1 ...
CKM Matrix Elements and CKM Angles - Theoretische Physik 1 ...
CKM Matrix Elements and CKM Angles - Theoretische Physik 1 ...
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Introduction<br />
Flavour <strong>and</strong> CPV in the St<strong>and</strong>ard Model<br />
The history of the UT since ∼ 1993<br />
Flavour <strong>and</strong> CP Basics<br />
Peculiarities of SM CP / Flavour<br />
Three Words on Hadronic <strong>Matrix</strong> <strong>Elements</strong><br />
Methods for Hadronic <strong>Matrix</strong> <strong>Elements</strong><br />
Typical problem:<br />
Evaluation of a matrix element of the type<br />
M = 〈f |O|i〉,<br />
O = Four Quark Operator<br />
No First Principles Method for exclusive decays<br />
No precision calculations possible<br />
Approximate methods<br />
Flavour Symmetry: Isospin, SU(3)<br />
QCD Factorization / perturbative QCD<br />
QCD (Light Cone) Sum rules<br />
Thomas Mannel, University of Siegen<br />
<strong>CKM</strong> <strong>Matrix</strong> <strong>Elements</strong> <strong>and</strong> <strong>CKM</strong> <strong>Angles</strong>