Ebert - Psi-k
Ebert - Psi-k
Ebert - Psi-k
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Ludwig<br />
Maximilians-<br />
Universität<br />
München<br />
Benefits of Green’s function based methods<br />
Straightforward application to<br />
any type of host/impurity system<br />
surfaces or arbitrary layered systems<br />
disordered systems using appropriate alloy theory<br />
response to an external perturbation<br />
response functions/susceptibilities<br />
transport (Kubo-Greenwood or<br />
Landauer-Büttiker-formalism)<br />
spectroscopy<br />
many-body problems<br />
etc.<br />
It’s worth to work with Green’s functions ...<br />
... but how to calculate them ??? KKR07 – p.12/100