# Use of external cavity quantum cascade laser compliance voltage in real-time trace gas sensing of multiple chemicals

> Research article (Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE, 2015) · cited 15× · AI/ML

**Wikidata**: [openalex:W2029382354](https://www.wikidata.org/wiki/openalex:W2029382354)  
**Source**: https://4ort.xyz/entity/use-of-external-cavity-quantum-cascade-laser-compliance-voltage-in-real-time-trace-gas-sensing-of-multiple-chemicals