# EM-driven compact cell topology selection for explicit size reduction of hybrid rat-race couplers

> Research article (2017 47th European Microwave Conference (EuMC), 2017) · cited 22× · AI/ML

**Wikidata**: [openalex:W2782104253](https://www.wikidata.org/wiki/openalex:W2782104253)  
**Source**: https://4ort.xyz/entity/em-driven-compact-cell-topology-selection-for-explicit-size-reduction-of-hybrid-rat-race-couplers