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Publications (18)

Critical parameters and universal amplitude ratios of two-dimensional spin-S Ising models using high- and low-temperature expansions

P. Butera, M. Comi, A. J. Guttmann

A quantitative study of the Kosterlitz-Thouless phase transition in a system of two-dimensional plane rotators ( XY model ) by high temperature expansions through $Î²^{20}$

P. Butera, M. Comi

Perturbative renormalization group, exact results and high temperature series to order 21 for the N-vector spin models on the square lattice

P. Butera, M. Comi

Critical universality and hyperscaling revisited for Ising models of general spin using extended high-temperature series

P. Butera, M. Comi

cond-mat.stat-mech1999

High temperature study of the Kosterlitz-Thouless phase transition in the XY model on the triangular lattice

P. Butera, M. Comi

The 2n-point renormalized coupling constants in the 3d Ising model: estimates by high temperature series to order beta^17

P. Butera, M. Comi

The Ï_3^4 lattice field theory viewed from the high-temperature side

P. Butera, M. Comi

A library of extended high-temperature expansions of basic observables for the spin S Ising models on two- and three-dimensional lattices

P. Butera, M. Comi

Critical specific heats of the N-vector spin models on the sc and the bcc lattices

P. Butera, M. Comi

Updated tests of scaling and universality for the spin-spin correlations in the 2D and 3D spin-S Ising models using high-temperature expansions

P. Butera, M. Comi

Critical parameters of N-vector spin models on 3d lattices from high temperature series extended to order beta^{21}

P. Butera, M. Comi

High-Temperature series for the $RP^{n-1}$ lattice spin model (generalized Maier-Saupe model of nematic liquid crystals) in two space dimensions and with general spin dimensionality n

P. Butera, M. Comi

Extension to order $Î²^{23}$ of the high-temperature expansions for the spin-1/2 Ising model on the simple-cubic and the body-centered-cubic lattices

P. Butera, M. Comi

Renormalized couplings and scaling correction amplitudes in the N-vector spin models on the sc and the bcc lattices

P. Butera, M. Comi

New extended high temperature series for the N-vector spin models on three-dimensional bipartite lattices

P. Butera, M. Comi

Enumeration of the self-avoiding polygons on a lattice by the Schwinger-Dyson equations

P. Butera, M. Comi

A remark on the numerical validation of triviality for scalar field theories using high-temperature expansions

P. Butera, M. Comi

N-vector spin models on the sc and the bcc lattices: a study of the critical behavior of the susceptibility and of the correlation length by high temperature series extended to order beta^{21}

P. Butera, M. Comi