# Metal-free three-dimensional perovskite ferroelectrics

> Research article (Science, 2018) · cited 778× · AI/ML

**Wikidata**: [openalex:W2884271876](https://www.wikidata.org/wiki/openalex:W2884271876)  
**Source**: https://4ort.xyz/entity/metal-free-three-dimensional-perovskite-ferroelectrics