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Jean Michel D Sellier
31 Mar 2009
how do we impose G
According to Kadanoff-Baym book, formula (2-2), one has:
= -i G
15 May 2009
I do not know how to prove it using the original NEGF notation but Prof. Datta defines
-i G< = G_n (G_n = electron density)
in QTAT and ETMS where
G_n = (Psi)(Psi*)
(Psi)(Psi*) will be greater than zero ( magnitude of a complex number) and real for all x,t and E — therefore
the conditions you are specifying must hold for -iG<.
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