An introduction to functional methods for many-body Green functions

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Data di Pubblicazione:

2013

Citazione:

An introduction to functional methods for many-body Green functions / L.G. Molinari. ((Intervento presentato al convegno Green's function methods : the next generation tenutosi a Toulouse nel 2013.

Abstract:

This is an introduction to the coherent-state representation of the generating functional of correlators for fermions. Ward's identities, Dyson's equations, and the effective potential are discussed for systems of electrons with Coulomb interaction.

Tipologia IRIS:

14 - Intervento a convegno non pubblicato

Keywords:

many body theory; Green functions; functional methods; Ward identities; Hedin equations

Elenco autori: