# Improving energy harvesting by internal resonance in a spring-pendulum system

> Research article (Acta Mechanica Sinica, 2020) · cited 56× · AI/ML

**Wikidata**: [openalex:W3027722288](https://www.wikidata.org/wiki/openalex:W3027722288)  
**Source**: https://4ort.xyz/entity/improving-energy-harvesting-by-internal-resonance-in-a-spring-pendulum-system