Seeing Dirac electrons and heavy fermions in new boron nitride monolayers

Kang Yu-Jiao^{1, 2}, Chen Yuan-Ping^{1, 2}, Yuan Jia-Ren², Yan Xiao-Hong², Xie Yue-E^{1, 2, †}

(a) Top view and (c) side view of 5–7 BN on the PbO₂ (111) substrate. Its primitive cell is shown by the dashed line in (a). (b) Top view and (d) side view of Kagome BN on the CdO (111) substrate. Its primitive cell is shown by the dashed line in (b).