# Integrated photonic tunable basic units using dual-drive directional couplers

> Research article (Optics Express, 2019) · cited 52× · AI/ML

**Wikidata**: [openalex:W2994717517](https://www.wikidata.org/wiki/openalex:W2994717517)  
**Source**: https://4ort.xyz/entity/integrated-photonic-tunable-basic-units-using-dual-drive-directional-couplers