# Toward Quantitative Chemical Analysis Using a Ruler on Paper: An Approach to Transduce Color to Length Based on Coffee-Ring Effect

> Research article (Analytical Chemistry, 2018) · cited 54× · AI/ML

**Wikidata**: [openalex:W2782099800](https://www.wikidata.org/wiki/openalex:W2782099800)  
**Source**: https://4ort.xyz/entity/toward-quantitative-chemical-analysis-using-a-ruler-on-paper-an-approach-to-transduce-color-to-length-based-on-coffee-ri