# Experimental investigation of the time-delay signature of chaotic output and dual-channel physical random bit generation in 1550  nm mutually coupled VCSELs with common FBG filtered feedback

> Research article (Applied Optics, 2020) · cited 11× · AI/ML

**Wikidata**: [openalex:W3016545084](https://www.wikidata.org/wiki/openalex:W3016545084)  
**Source**: https://4ort.xyz/entity/experimental-investigation-of-the-time-delay-signature-of-chaotic-output-and-dual-channel-physical-random-bit-generation