# Active noise reduction for a differential Helmholtz photoacoustic sensor excited by an intensity-modulated light source

> Research article (Optics Express, 2022) · cited 17× · AI/ML

**Wikidata**: [openalex:W4311799714](https://www.wikidata.org/wiki/openalex:W4311799714)  
**Source**: https://4ort.xyz/entity/active-noise-reduction-for-a-differential-helmholtz-photoacoustic-sensor-excited-by-an-intensity-modulated-light-source