Bernevig-Hughes-Zhang 2006: HgTe/CdTe quantum-well predicted to host helical edge states; Konig 2007 confirmed Z_2 topological invariant; spin-orbit coupling distinguishes from quantum-anomalous-Hall.
Bernevig-Hughes-Zhang 2006: HgTe/CdTe quantum-well predicted to host helical edge states; Konig 2007 confirmed Z_2 topological invariant; spin-orbit coupling distinguishes from quantum-anomalous-Hall.