Simple Spectral Density Approach to the Problem of Mixed Valency

作者: W. Nolting , A. M. Olés

DOI: 10.1002/PSSB.2221080221

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摘要: A simple spectral density approach is proposed for the extended Falicov‐Kimball model to describe the phenomenon of mixed valency observed in 4f‐compounds. The general …

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