DIGOR, D. F.; DOHOTARU, L. A.; ENTEL, P.; MOSKALENKO, V. A.; VLADIMIR, M. I.
(Academy of Sciences of Moldova, 2005)
We investigate the interaction of strongly correlated electrons with acoustical phonons
in the frame of Hubbard-Holstein model. The electron-phonon interaction and on-site
Coulomb repulsion are considered to be strong. ...