The spinless periodic Anderson model with phonons and applications to mixed valence systems

1978 ◽  
Vol 30 (4) ◽  
pp. 393-402 ◽  
Author(s):  
N. Grewe ◽  
P. Entel ◽  
H. J. Leder
1986 ◽  
Vol 33 (3) ◽  
pp. 1814-1822 ◽  
Author(s):  
A. Martín-Rodero ◽  
E. Louis ◽  
F. Flores ◽  
C. Tejedor

2015 ◽  
Vol 2015 ◽  
pp. 1-5 ◽  
Author(s):  
I. Hagymási ◽  
J. Sólyom ◽  
Ö. Legeza

We study the momentum distribution of the electrons in an extended periodic Anderson model, where the interaction,Ucf, between itinerant and localized electrons is taken into account. In the symmetric half-filled model, due to the increase of the interorbital interaction, thefelectrons become more and more delocalized, while the itinerancy of conduction electrons decreases. Above a certain value ofUcfthefelectrons become again localized together with the conduction electrons. In the less than half-filled case, we observe thatUcfcauses strong correlations between thefelectrons in the mixed valence regime.


1998 ◽  
Vol 78 (4) ◽  
pp. 365-374 ◽  
Author(s):  
A. N.Tahvildar-Zadeh, M. H. Hettler, M

2000 ◽  
Vol 61 (19) ◽  
pp. 12799-12809 ◽  
Author(s):  
Th. Pruschke ◽  
R. Bulla ◽  
M. Jarrell

2014 ◽  
Vol 90 (24) ◽  
Author(s):  
M. Jiang ◽  
N. J. Curro ◽  
R. T. Scalettar

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