# A lightweight variable stiffness knee exoskeleton driven by shape memory alloy

> Research article (Industrial Robot the international journal of robotics research and application, 2022) · cited 20× · AI/ML

**Wikidata**: [openalex:W4210601580](https://www.wikidata.org/wiki/openalex:W4210601580)  
**Source**: https://4ort.xyz/entity/a-lightweight-variable-stiffness-knee-exoskeleton-driven-by-shape-memory-alloy