Finite-size scaling in the spin- model on a square lattice

DOI10.1088/0305-4470/32/1/007zbMath0941.82004OpenAlexW2087847030MaRDI QIDQ4238671

Michael Bachhuber, C. J. Hamer, Tobias Hövelborn

Publication date: 31 May 1999

Published in: Journal of Physics A: Mathematical and General (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1088/0305-4470/32/1/007

zbMATH Keywords

order parametersconjugate gradient methodenergy eigenvaluesfinite-size scalingspontaneous magnetizationsquare latticesexact diagonalizationspin-wave stiffnessbulk ground-state energyIsing-type quantum spin systemsspin-wave velocity

Mathematics Subject Classification ID

Quantum equilibrium statistical mechanics (general) (82B10) Lattice systems (Ising, dimer, Potts, etc.) and systems on graphs arising in equilibrium statistical mechanics (82B20)

Related Items (4)

Parallel transport in an entangled ring ⋮ Systematic effective field theory analysis of the D=2+1 quantum XY model at low temperatures ⋮ Square-lattice \(s=1/2 XY\) model and the Jordan-Wigner fermions: The ground-state and thermodynamic properties ⋮ (Pseudo-)Goldstone boson interaction in \(D=2+1\) systems with a spontaneously broken internal rotation symmetry

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