# Native signal self-mix interferometer has less than 1 nm noise equivalent displacement

> Research article (Optics Letters, 2021) · cited 11× · AI/ML

**Wikidata**: [openalex:W3154175655](https://www.wikidata.org/wiki/openalex:W3154175655)  
**Source**: https://4ort.xyz/entity/native-signal-self-mix-interferometer-has-less-than-1-nm-noise-equivalent-displacement