Spin and charge density waves in the extended Hubbard model: A slave-boson approach

International Journal of Modern Physics B

Volumn 11, Issue 17, 1997, Pages 2057-2074

  Caprara, S ^a   Avignon, M ^a   Sarma, D D ^b  

^a LABORATOIRE DE CRISTALLOGRAPHIE   (France)

^b INDIAN INSTITUTE OF SCIENCE   (India)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0004024002     PISSN: 02179792     EISSN: None     Source Type: Journal    
DOI: 10.1142/S0217979297001064     Document Type: Article

References (22)

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18. i,σ factors are possible, which give the correct matrix elements in the new Fock space, but give rise to different mean-field results. We made our choice according to Ref. 11 in order to have the correct U ⇁ 0 limiting behavior in our mean-field approximation.
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