Non-Hermitian photonics promises exceptional topology of light.
basic_science · Level V
Where this comes from
- Record sourced from PubMed, PMID 29991729.
- Also identified by DOI 10.1038/s41467-018-05175-8 and PMC identifier 6039517.
- Licence recorded as CC BY.
- The licence permits redistribution, so the abstract is shown in full and the full text is available from the publisher.
Abstract
The band degeneracy, either the exceptional point of a non-Hermitian system or the Dirac point associated with a topological system, can feature distinct symmetry and topology. Their synergy will further produce more exotic topological effects in synthetic matter.