“Forever chemicals,” so-called because they are difficult to break down, can also be destroyed using light that penetrates quantum dots, potentially requiring less energy to destroy pollutants than other techniques.
“A major advantage of our approach is that it enables the decomposition using simple and versatile visible-light LEDs,” says Yoichi Kobayashi of Ritsumeikan University in Japan.
Per- and polyfluoroalkyl substances (PFAS) are a class of thousands of chemicals that include substances such as…