Exotic entanglement scaling of Heisenberg antiferromagnet on honeycomb lattice Cheng Peng, Shi-Ju Ran, Maciej Lewenstein and Gang Su Eur. Phys. J. B, 91 10 (2018) 258 Published online: 22 October 2018 DOI: 10.1140/epjb/e2018-90197-2