A Sheet of Paper Can Protect Us from Terrorist Attacks
Those of us who watch our brave young soldiers on the TV news are often appalled by all the heavy equipment they have to carry, but soon they may be able to detect IEDs with a single sheet of paper.
Researchers have developed a prototype wireless sensor capable of detecting trace amounts of a key ingredient found in many explosives. The device, which employs carbon nanotubes and is printed on paper or paper-like material using standard inkjet technology, could be deployed in large numbers to alert authorities to the presence of explosives, such as improvised explosive devices.
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