# Dynamic detection of ppb-level SO<sub>2</sub> based on a differential photoacoustic cell coupled with UV-LED

> Research article (Optics Letters, 2023) · cited 15× · AI/ML

**Wikidata**: [openalex:W4385621883](https://www.wikidata.org/wiki/openalex:W4385621883)  
**Source**: https://4ort.xyz/entity/dynamic-detection-of-ppb-level-so-sub-2-sub-based-on-a-differential-photoacoustic-cell-coupled-with-uv-led