# On-column and gradient focusing-induced high-resolution separation in narrow open tubular liquid chromatography and a simple and economic approach for pico-gradient separation

> Research article (Analytica Chimica Acta, 2019) · cited 11× · AI/ML

**Wikidata**: [openalex:W2939765821](https://www.wikidata.org/wiki/openalex:W2939765821)  
**Source**: https://4ort.xyz/entity/on-column-and-gradient-focusing-induced-high-resolution-separation-in-narrow-open-tubular-liquid-chromatography-and-a-si