Energy of bond defects in quantum spin chains obtained from local approximations and from exact diagonalization

Journal of Magnetism and Magnetic Materials

Volumn 320, Issue 14, 2008, Pages

  Libero V L ^a   Capelle, K ^a   Souza, F C ^a   Favaro A P ^a  

^a UNIVERSITY OF SÃO PAULO   (Brazil)

Author keywords

Bond defects; Correlation energy; Density functional theory; Heisenberg model; Magnetic impurities

Indexed keywords

ANTIFERROMAGNETIC MATERIALS; APPROXIMATION THEORY; DENSITY FUNCTIONAL THEORY; GROUND STATE; HAMILTONIANS; MATHEMATICAL MODELS; QUANTUM THEORY;

ANTIFERROMAGNETIC SPIN CHAINS; BOND DEFECTS; CORRELATION ENERGY; ENERGY SPECTRUM; MAGNETIC IMPURITIES;

DEFECTS;

EID: 42749085679     PISSN: 03048853     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jmmm.2008.02.187     Document Type: Article

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