An optical nose chip based on mesoporous colloidal photonic crystal beads.

Xie, Zhuoying; Cao, Kaidi; Zhao, Yuanjin; Bai, Lin; Gu, Hongcheng; Xu, Hua; Gu, Zhong-Ze · Adv Mater · 2014

basic_science · Level V

Where this comes from

Abstract

An optical nose chip is developed using surface functionalized mesoporous colloidal photonic crystal beads as elements. The prepared optical nose chip displays excellent discrimination among a very wide range of compounds, not only the simplex organic vapors from the different or same chemical family, but also the complex expiratory air from different people.

Medical subject headings