Sniffing out shoe bombs: A new and simple sensor for explosive chemicals
Tuesday, October 19, 2010 - 15:31
in Physics & Chemistry
Chemists have developed a simple sensor to detect an explosive used in shoe bombs. It could lead to inexpensive, easy-to-use devices for luggage and passenger screening at airports and elsewhere. The detector uses a printed array, smaller than a postage stamp, of pigments that change color in the presence of TATP.