An intelligence ink for oxygen.
A generic ink formulation is described, comprising semiconductor photocatalyst particles, a brightly-coloured redox dye, a mild reducing agent, a polymer and a solvent, that creates an irreversible, reusable, UV-light-activated, colorimetric indicator or intelligence ink for oxygen.
Lee
Soo-Keun
SK
Department of Pure & Applied Chemistry, University of Strathclyde, Glasgow, UK G1 1XL.
Mills
Andrew
A
Lepre
Anne
A