γ-Bi4X4 (X=Br, I) is predicted as a stable 3D topological ferroelectric insulator with spin Chern number 2 and switchable z-polarization.
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2 Pith papers cite this work. Polarity classification is still indexing.
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UNVERDICTED 2representative citing papers
Z2-protected Majorana vortex end modes appear in time-reversal invariant higher-order topological insulators and in topologically trivial insulators with all surfaces gapped when chemical potential lies between the two single-TI critical values.
citing papers explorer
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Three-dimensional topological ferroelectrics
γ-Bi4X4 (X=Br, I) is predicted as a stable 3D topological ferroelectric insulator with spin Chern number 2 and switchable z-polarization.
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Majorana vortex phases in time-reversal invariant higher-order topological insulators and topologically trivial insulators
Z2-protected Majorana vortex end modes appear in time-reversal invariant higher-order topological insulators and in topologically trivial insulators with all surfaces gapped when chemical potential lies between the two single-TI critical values.