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Kekul\’e Spiral Order from Strained Topological Heavy Fermions
Kekul\’e Spiral Order from Strained Topological Heavy Fermions
arXiv:2502.08700v1 Announce Type: new
Abstract: The topological heavy fermion (THF) model of twisted bilayer graphene is a framework for treating its strongly interacting topological flat bands. In this work, we employ the THF model with heterostrain and particle-hole symmetry breaking corrections …