# Submillimeter-spatial-resolution φ-OFDR strain sensor using femtosecond laser induced permanent scatters

> Research article (Optics Letters, 2022) · cited 26× · AI/ML

**Wikidata**: [openalex:W4308730356](https://www.wikidata.org/wiki/openalex:W4308730356)  
**Source**: https://4ort.xyz/entity/submillimeter-spatial-resolution-ofdr-strain-sensor-using-femtosecond-laser-induced-permanent-scatters