Chemists in South Korea have created a stable color-changing sensor that displays an easily quantifiable response to the pH of its surroundings. Published in Microsystems & Nanoengineering, Dong-Hwan ...
Scientists developed a smartphone-compatible ethanol sensor using a metal-organic framework called Cu-MOF-74. The sensor visually detects ethanol concentrations across a wide range, with no ...
A food-safe gelatin microneedle sensor pierces sealed packaging and changes color as food spoils, offering consumers a real-time alternative to static expiry dates. (Nanowerk Spotlight) Open a package ...