Large-Gap Quantum Spin Hall State in MXenes: d-Band Topological Order in a Triangular Lattice Si, Chen ; Jin, Kyung-Hwan ; Zhou, Jian ; Sun, Zhimei ; Liu, Feng Abstract Publication: Nano Letters Pub Date: October 2016 DOI: 10.1021/acs.nanolett.6b03118 Bibcode: 2016NanoL..16.6584S