# Reduction of speckle noise and mitigation of beam wander in tunable external cavity quantum cascade lasers using rotating diamond/KBr pellet coupled with multimode fiber

> Research article (Optics Express, 2019) · cited 12× · AI/ML

**Wikidata**: [openalex:W2918963079](https://www.wikidata.org/wiki/openalex:W2918963079)  
**Source**: https://4ort.xyz/entity/reduction-of-speckle-noise-and-mitigation-of-beam-wander-in-tunable-external-cavity-quantum-cascade-lasers-using-rotatin