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 in the St<strong>and</strong>ard Model<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 />
Unique origin of flavour in the st<strong>and</strong>ard model:<br />
Yukawa Couplings of the Quarks: Y (u)<br />
ij<br />
<strong>and</strong> Y (d)<br />
ij<br />
=⇒ Two Mass Matrices<br />
for the (up- <strong>and</strong> down-type) Quarks:<br />
M (q)<br />
ij<br />
= vY (q)<br />
ij<br />
(q = u, d)<br />
Mass Eigenstates: Relative Rotation<br />
between M (u) <strong>and</strong> M (d) : <strong>CKM</strong> <strong>Matrix</strong><br />
Appears in the mass-eigenbasis only in the charged<br />
current interactions<br />
Neutral currents remain diagonal: Neutral Higgs<br />
particles couple with the diagonal mass matrices<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>