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 |
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Hauptverfasser: | , , , , |
Format: | Artikel |
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. |
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ISSN: | 1751-8121 1751-8113 1751-8121 |
DOI: | 10.1088/1751-8113/43/15/155206 |