# Open-path cavity ring-down spectroscopy for trace gas measurements in ambient air

> Research article (Optics Express, 2016) · cited 43× · AI/ML

**Wikidata**: [openalex:W2289978607](https://www.wikidata.org/wiki/openalex:W2289978607)  
**Source**: https://4ort.xyz/entity/open-path-cavity-ring-down-spectroscopy-for-trace-gas-measurements-in-ambient-air