# Solid boundary condition for collisional gas–solid flows at rough walls

> Research article (Powder Technology, 2015) · cited 10× · AI/ML

**Wikidata**: [openalex:W581011036](https://www.wikidata.org/wiki/openalex:W581011036)  
**Source**: https://4ort.xyz/entity/solid-boundary-condition-for-collisional-gassolid-flows-at-rough-walls