# Hierarchical Auxetic Mechanical Metamaterials

> Research article (Scientific Reports, 2015) · cited 296× · AI/ML

**Wikidata**: [openalex:W2045085331](https://www.wikidata.org/wiki/openalex:W2045085331)  
**Source**: https://4ort.xyz/entity/hierarchical-auxetic-mechanical-metamaterials