Massive Dirac fermions in moiré superlattices: A route towards topological flat minibands and correlated topological insulators
Ying Su, Heqiu Li, Chuanwei Zhang, Kai Sun, Shi‐Zeng Lin
Abstract
A general model to realize topological flat minibands by considering massive Dirac fermions confined in a periodic potential can be realized in various moir\'e systems and survive to arbitrarily large Dirac band gap.
Topics & Concepts
Topological insulatorDirac fermionTopology (electrical circuits)PhysicsSymmetry protected topological orderTopological orderTopological entropy in physicsSuperlatticeDirac (video compression format)Condensed matter physicsFermionTopological quantum numberQuantum mechanicsQuantumCombinatoricsNeutrinoMathematicsTopological Materials and PhenomenaGraphene research and applications2D Materials and Applications