Formation of bipolarons in the Holstein Hubbard model in one, two and three dimensions

Journal of Physics Condensed Matter

Volumn 11, Issue 45, 1999, Pages 8879-8892

  Sil, Shreekantha ^a  

^a UNIVERSITY OF DUISBURG ESSEN   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0000449250     PISSN: 09538984     EISSN: None     Source Type: Journal    
DOI: 10.1088/0953-8984/11/45/311     Document Type: Article

References (23)

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23. i,σ. This is just a site energy and it does not contribute to the binding of two polarons. Therefore, it seems that the modified Lang-Firsov transformation can extract the essential characteristics of the problem of the formation of the bipolaron in the Holstein Hubbard model.