# 3 × 3 coupler based interferometric magnetic field sensor using a TbDyFe rod

> Research article (Applied Optics, 2015) · cited 21× · AI/ML

**Wikidata**: [openalex:W2085804948](https://www.wikidata.org/wiki/openalex:W2085804948)  
**Source**: https://4ort.xyz/entity/3-3-coupler-based-interferometric-magnetic-field-sensor-using-a-tbdyfe-rod