By shining the laser on a target and analyzing the reflected light, researchers can tell the chemical composition of the target.
By shining the laser on a target and analyzing the reflected light, researchers can tell the chemical composition of the target.
The technology could potentially identify a hidden weapon from a distance in less than a second.
McCullagh is working to develop energy harvesting devices and circuits to power wireless sensor nodes which can monitor bridge health.
The carbon nanotube carpet is about half the thickness of a sheet of paper and absorbs 99.9 percent of the light that hits it.