The paper-based sticking plaster is engineered to behave like a traffic light, appearing green under
Smart band-aid senses and treats bacterial infections
25 Feb 2020 Giampaolo Pitruzzello

Giampaolo Pitruzzello
is a contributor to Physics World. He is a researcher at the University of York, focusing on the use of optical and electrical techniques to study single bacteria and their susceptibility to antibiotics. Find out more about our student contributor networks