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Existence of excitonic insulator phase in the extended Falicov-Kimball model: SO(2)-invariant slave-boson approach
Zenker, B., Ihle, D., Bronold, F. X., Fehske, H.Volume:
81
Langue:
english
Journal:
Physical Review B
DOI:
10.1103/PhysRevB.81.115122
Date:
March, 2010
Fichier:
PDF, 282 KB
english, 2010