# Optimised domain-engineered crystals for pure telecom photon sources

> Research article (Optics Express, 2021) · cited 56× · AI/ML

**Wikidata**: [openalex:W3121784673](https://www.wikidata.org/wiki/openalex:W3121784673)  
**Source**: https://4ort.xyz/entity/optimised-domain-engineered-crystals-for-pure-telecom-photon-sources