Rashba spin-orbit coupling in graphene nanoribbon heterostructures induces symmetry-protected interface states and drives a topological phase transition through gap closing and reopening.
Louie, Topological Phases in Cove- Edged and Chevron Graphene Nanoribbons: Geometric Structures, Z2 Invariants, and Junction States, Nano Lett
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Rashba Spin-Orbit Driven Topological Phase Transitions in Graphene Nanoribbon Heterostructures
Rashba spin-orbit coupling in graphene nanoribbon heterostructures induces symmetry-protected interface states and drives a topological phase transition through gap closing and reopening.