Answers are grounded in this paper and cite their sources.
The authors describe the results of Monte Carlo simulations of the spin-1/2 Heisenberg antiferromagnet on the honeycomb lattice. They find that the staggered magnetisation is nonzero and given, quite accurately, by spin-wave theory. Similar results have been found earlier for the square lattice.
No takes yet. Share an insight, caveat, or question.
Reger et al. (1989) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: