New strategy for polyethylene terephthalate upcycling

Polyethylene terephthalate (PET), one of the most consumed synthetic polyesters, has a challenging recycling process. Current PET recycling methods have achieved downcycling, which produces low-value products like PET textiles. ...

Color-changing material indicates when medications get too warm

Some foods and medicines, such as many COVID-19 vaccines, must be kept cold. As a step toward a robust, stable technique that could indicate when these products exceed safe limits, researchers in ACS Nano report a class of ...

page 1 from 6