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cond-mat.stat-mech2003★ 4 cited
A quantum Monte Carlo algorithm for softcore boson systems
Jurij Smakov, Kenji Harada, Naoki Kawashima
An efficient Quantum Monte Carlo algorithm for the simulation of bosonic systems on a lattice in a grand canonical ensemble is proposed. It is based on the mapping of bosonic model…
cond-mat.stat-mech1997
The Two-Dimensional S=1 Quantum Heisenberg Antiferromagnet at Finite Temperatures
Kenji Harada, Matthias Troyer, Naoki Kawashima
The temperature dependence of the correlation length, susceptibilities and the magnetic structure factor of the two-dimensional spin-1 square lattice quantum Heisenberg antiferroma…