# Ventilation barrier with space-coiling channels of varying cross-section for broadband sound insulation

> Research article (Applied Acoustics, 2022) · cited 21× · AI/ML

**Wikidata**: [openalex:W4309343387](https://www.wikidata.org/wiki/openalex:W4309343387)  
**Source**: https://4ort.xyz/entity/ventilation-barrier-with-space-coiling-channels-of-varying-cross-section-for-broadband-sound-insulation