# Double-path acquisition of pulse wave transit time and heartbeat using self-mixing interferometry

> Research article (Optics Communications, 2017) · cited 23× · AI/ML

**Wikidata**: [openalex:W2589916845](https://www.wikidata.org/wiki/openalex:W2589916845)  
**Source**: https://4ort.xyz/entity/double-path-acquisition-of-pulse-wave-transit-time-and-heartbeat-using-self-mixing-interferometry