# Electromagnetic Effective Degree of Freedom of an MIMO System in Free Space

> Research article (IEEE Antennas and Wireless Propagation Letters, 2021) · cited 79× · AI/ML

**Wikidata**: [openalex:W4206571275](https://www.wikidata.org/wiki/openalex:W4206571275)  
**Source**: https://4ort.xyz/entity/electromagnetic-effective-degree-of-freedom-of-an-mimo-system-in-free-space