# Highly sensitive photoacoustic gas sensor based on multiple reflections on the cell wall

> Research article (Sensors and Actuators A Physical, 2019) · cited 58× · AI/ML

**Wikidata**: [openalex:W2921377755](https://www.wikidata.org/wiki/openalex:W2921377755)  
**Source**: https://4ort.xyz/entity/highly-sensitive-photoacoustic-gas-sensor-based-on-multiple-reflections-on-the-cell-wall