(Nanowerk Spotlight) Researchers from the Central University of Kerala, India, have developed a point-of-care, portable, rapid, and cost-effective test for clinical diagnosis of sodium, which uses a ...

The basic working principle of colorimetric sensing is colorimetry, which is a visible change in color that results from a chemical interaction between the sensing/detecting material and the target ...

"Generally, a colorimetric probe consist of a recognition moiety and a signal moiety," Xiaodong Chen, an assistant professor in the School of Materials Science & Engineering at Nanyang Technological ...

The Central University of Kerala has created a paper-printed strip-based colorimetric sensor that will help patients to detect and quantify variation in sodium levels sitting at home. The strip has ...

A new method generates ion-selective dye nanoparticles and immobilizes them onto cellulose membrane filters so they won't leach or rub off (Angew. Chem. Int. Ed ...