# Quieter propeller with serrated trailing edge

> Research article (Applied Acoustics, 2018) · cited 54× · AI/ML

**Wikidata**: [openalex:W2902839866](https://www.wikidata.org/wiki/openalex:W2902839866)  
**Source**: https://4ort.xyz/entity/quieter-propeller-with-serrated-trailing-edge