# Diffraction-limited real-time terahertz imaging by optical frequency up-conversion in a DAST crystal

> Research article (Optics Express, 2015) · cited 35× · AI/ML

**Wikidata**: [openalex:W2066250931](https://www.wikidata.org/wiki/openalex:W2066250931)  
**Source**: https://4ort.xyz/entity/diffraction-limited-real-time-terahertz-imaging-by-optical-frequency-up-conversion-in-a-dast-crystal