Handheld scanning technology could help police crack down on e-liquids with too much nicotine.
An X-ray sensitive ink means future detectors could be printable, portable and flexible.
New research is narrowing the gap, creating technology with the detecting capabilities of canines but without the downsides of relying on a biological system.
Public anxiety and legal protections currently pose a major challenge to anyone wanting to introduce eye-scanning security technologies.
Researchers from the University of Adelaide have discovered a new way of boosting the imaging sensitivity of terahertz waves…