# Solid gravity energy storage technology: Classification and comparison

> Research article (Energy Reports, 2022) · cited 45× · AI/ML

**Wikidata**: [openalex:W4308110216](https://www.wikidata.org/wiki/openalex:W4308110216)  
**Source**: https://4ort.xyz/entity/solid-gravity-energy-storage-technology-classification-and-comparison