# Rotational multi-beam energy harvester with up-conversion mechanism in an extremely low frequency scenario

> Research article (Mechanical Systems and Signal Processing, 2021) · cited 32× · AI/ML

**Wikidata**: [openalex:W4200447800](https://www.wikidata.org/wiki/openalex:W4200447800)  
**Source**: https://4ort.xyz/entity/rotational-multi-beam-energy-harvester-with-up-conversion-mechanism-in-an-extremely-low-frequency-scenario