Evaluation of Watson-like integrals for a hyper bcc antiferromagnetic lattice

Watson-like integrals for a d-dimensional bcc antiferromagnetic lattice, and and another two similar integrals, where Delta *h >= 1, are evaluated in an exact way in terms of generalized hypergeometric functions. A simple formula connecting Id and Jd + 1 is given along with the differential equat...

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Veröffentlicht in:Journal of physics. A, Mathematical and theoretical Mathematical and theoretical, 2010-04, Vol.43 (15), p.155206-155206
Hauptverfasser: Radošević, S M, Pantić, M R, Kapor, D V, Pavkov-Hrvojević, M V, Škrinjar, M G
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Sprache:eng
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Zusammenfassung:Watson-like integrals for a d-dimensional bcc antiferromagnetic lattice, and and another two similar integrals, where Delta *h >= 1, are evaluated in an exact way in terms of generalized hypergeometric functions. A simple formula connecting Id and Jd + 1 is given along with the differential equations for Id( Delta *h) and Jd( Delta *h). An application of Id and Jd in the theory of the Heisenberg antiferromagnet is discussed, together with possible generalizations to non-integer values of d. Corresponding integrals for sc lattices are also briefly reviewed.
ISSN:1751-8121
1751-8113
1751-8121
DOI:10.1088/1751-8113/43/15/155206