Effects of correlated hopping on electronic ferroelectricity in the extended Falicov-Kimball model in two dimensions

• Published in: Condensed Matter Physics
• Date: 2015
• Main Authors: Farkašovský, P., Jurečková, J.
• Format: Article
• Language: English
• Published: Інститут фізики конденсованих систем НАН України 2015
• Online Access: https://nasplib.isofts.kiev.ua/handle/123456789/155263
• Journal Title: Digital Library of Periodicals of National Academy of Sciences of Ukraine
• Cite this: Effects of correlated hopping on electronic ferroelectricity in the extended Falicov-Kimball model in two dimensions / P. Farkašovský, J. Jurečková // Condensed Matter Physics. — 2015. — Т. 18, № 3. — С. 33704: 1–8. — Бібліогр.: 23 назв. — англ.

We use the Hartree-Fock (HF) approximation with the charge-density-wave (CDW) instability to study the influence of correlated hopping on the stability of electronic ferroelectricity in the extended Falicov-Kimball model (FKM) in two dimensions. Ми використовуємо наближення Гартрi-Фока (ГФ) iз нестi...