Prospects and fundamental limits in exceptional point-based sensing.
Where this comes from
- Record sourced from PubMed, PMID 32415100.
- Also identified by DOI 10.1038/s41467-020-16373-8 and PMC identifier 7228947.
- 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
Exotic degeneracies in open quantum systems, so-called exceptional points, show rich physics and promise new applications, such as sensors with greatly enhanced response. Recent research on laser gyroscopes has uncovered limits of such sensors due to excess quantum noise.