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 Kim and colleagues at Sungkyunkwan University say their approach could pave the way for more reliable, affordable pH measurements across a broad range of real-world scenarios.
When feral cats are away, potoroos and bandicoots are more likely to play
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