Following a multi-year development effort, Lassen Peak, Inc. announced today the award of two U.S. patents for its AirFrisk handheld concealed weapon detection scanner, bringing its number of issued ...

Airport scanners identify the basics — shirts, shoes, a clear travel-sized bottle of shampoo — but what about your molecules? University of Pittsburgh physicists have invented the world’s smallest ...

EL PASO, Texas (Border Report) — Border inspectors soon won’t have to depend on patdowns or canine officers to figure out if you’re carrying drugs, guns or other prohibited items in your clothing.

(Nanowerk News) Terahertz radiation, whose wavelengths lie between those of microwaves and visible light, can penetrate many nonmetallic materials and detect signatures of certain molecules. These ...

A bird's-eye view of the device structure and electron micrographs of the device surface. G1: gate 1 electrode, G2: gate 2 electrode, D: drain electrode, and S: source electrode. A research group has ...

The quest is on to make terahertz sources that are small, portable and capable of operating at room temperature. Such a breakthrough could lead to advances in everything from cancer screening to ...

(Nanowerk News) A team of scientists at the Cavendish Laboratory together with colleagues at the Universities of Augsburg (Germany) and Lancaster has found a new physical effect when two-dimensional ...