Robust basis-independent real-space topological invariants for TCPs are constructed via projected symmetry operators, with markers exponentially localized at symmetry fixed points and protected from distant impurities.
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Robust topological invariants of topological crystalline phases in the presence of impurities
Robust basis-independent real-space topological invariants for TCPs are constructed via projected symmetry operators, with markers exponentially localized at symmetry fixed points and protected from distant impurities.