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Critical properties of the band-insulator-to-Mott-insulator transition in the strong-coupling limit of the ionic Hubbard model

✍ Scribed by Tincani, L.; Noack, R. M.; Baeriswyl, D.

Book ID
126600279
Publisher
The American Physical Society
Year
2009
Tongue
English
Weight
544 KB
Volume
79
Category
Article
ISSN
1098-0121

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## Abstract The role of the spin disorder scattering and dynamical processes in the Hubbard model in the insulator‐to‐metal transition is investigated at finite temperatures. An explicit expression for the dc conductivity is obtained by studying the two particle double time retarded Green function