# Fundamental precision limit of a Mach-Zehnder interferometric sensor when one of the inputs is the vacuum

> Research article (Physical review. A/Physical review, A, 2017) · cited 72× · AI/ML

**Wikidata**: [openalex:W2619274714](https://www.wikidata.org/wiki/openalex:W2619274714)  
**Source**: https://4ort.xyz/entity/fundamental-precision-limit-of-a-mach-zehnder-interferometric-sensor-when-one-of-the-inputs-is-the-vacuum