arXiv Open Access 2007

22nd order high-temperature expansion of nearest-neighbor models with O(2) symmetry on a simple cubic lattice

Massimo Campostrini Martin Hasenbusch Andrea Pelissetto Ettore Vicari
Lihat Sumber

Abstrak

We present the high-temperature series for a nearest-neighbor model with O(2) symmetry on a simple cubic lattice with the most general single-site potential. In particular, the magnetic susceptibility and the second-moment correlation length are computed to 22nd order. The series specialized to some particular improved Hamiltonians have been already analyzed in the paper M. Campostrini, M. Hasenbusch, A. Pelissetto, and E. Vicari, Phys. Rev. B 74, 144506 (2006) [cond-mat/0605083], to determine the critical exponents and other universal quantities of the three-dimensional XY universality class.

Topik & Kata Kunci

Penulis (4)

M

Massimo Campostrini

M

Martin Hasenbusch

A

Andrea Pelissetto

E

Ettore Vicari

Format Sitasi

Campostrini, M., Hasenbusch, M., Pelissetto, A., Vicari, E. (2007). 22nd order high-temperature expansion of nearest-neighbor models with O(2) symmetry on a simple cubic lattice. https://arxiv.org/abs/cond-mat/0701069

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Tahun Terbit
2007
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en
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arXiv
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Open Access ✓