Physical review letters
Quantized Crystalline-Electromagnetic Responses in Insulators.
Sachin Vaidya, André Grossi Fonseca, Mark R Hirsbrunner, Taylor L Hughes, Marin Soljačić
Published: 202510.1103/5nsr-rw4d
Abstract
We introduce new classes of gapped topological phases characterized by quantized crystalline-electromagnetic responses, termed multipolar Chern insulators. These systems are characterized by nonsymmorphic momentum-space symmetries and mirror symmetri…
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