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arxiv: hep-lat/9211034 · v1 · submitted 1992-11-12 · ✦ hep-lat

Blockspin Scheme and Cluster Algorithm for Quantum Spin Systems

classification ✦ hep-lat
keywords algorithmclustercriticalquantumanti-ferromagneticblockspinchainsdown
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We present a numerical study using a cluster algorithm for the 1-d $S=1/2$ quantum Heisenberg models. The dynamical critical exponent for anti-ferromagnetic chains is $z=0.0(1)$ such that critical slowing down is eliminated.

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