Upper bounds to the spin gap for quantum spin-1/2 systems from coupled chains to square lattice

Physics Letters, Section A: General, Atomic and Solid State Physics

Volumn 233, Issue 1-2, 1997, Pages 135-138

  Song, Zhi ^a  

^a NANKAI UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

ANTIFERROMAGNETIC HEISENBERG MODELS; COUPLED CHAINS; PERIODIC BOUNDARY CONDITIONS; QUANTUM SPIN; SPIN GAP; SQUARE LATTICES; UPPER BOUND; VARIATIONAL APPROACHES;

EID: 30244512416     PISSN: 03759601     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0375-9601(97)00435-0     Document Type: Article

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