Higher-order topological phases: A general principle of construction

By D. Călugăru, V. Juričić, B. Roy. Physical review B, 2018

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We propose a general principle for constructing higher-order topological (HOT) phases. We argue that if a D-dimensional first-order or regular topological phase involves m Hermitian matrices that a ...

Subfields: Atomic and Molecular Physics, and Optics, Materials Chemistry

View Paper: https://www.semanticscholar.org/paper/b8d4135cfd80106212fa222df223a0adafc03a72