Ebert - Psi-k
Ebert - Psi-k
Ebert - Psi-k
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Ludwig<br />
Maximilians-<br />
Universität<br />
München<br />
Calculating τ nm for periodic array of scatterers<br />
Fourier transformation<br />
τ ( ⃗ k, E) = ∑ ⃗R n<br />
τ n0 (E) e i ⃗k ⃗R n<br />
G 0 ( ⃗ k, E) = ∑ ⃗R n<br />
G n0<br />
0 (E) ei ⃗k ⃗R n<br />
τ nm (E) = 1<br />
Ω BZ<br />
∫<br />
= 1<br />
Ω BZ<br />
∫<br />
d 3 k τ (⃗k, E)<br />
Ω BZ<br />
[<br />
Ω BZ<br />
d 3 k<br />
t(E) −1 − G 0 (⃗k, E)<br />
} {{ }<br />
KKR matrix M( ⃗ k,E)<br />
] −1<br />
e −i⃗ k( ⃗R n − ⃗R m )<br />
G 0 (⃗k, E): KKR structure constants matrix<br />
KKR07 – p.42/100
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