Browsing by Subject "Interacao electron-fonon"

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    • Eletronic and phonomic states of the Holstein-Hubbard dimer of variable length 

      Acquarone, C.; Iglesias, Jose Roberto; Gusmao, Miguel Angelo Cavalheiro; Noce, A.; Romano, Alfonso (1998) [Journal article]
      We consider a model Hamiltonian for a dimer of length a including all the electronic one- and two-body terms consistent with a single orbital per site, a free Einstein phonon term for a frequency V, and an electronphonon ...