I Found Toys at the Beach and Change at the Park Testing These Expert-Approved Metal Detectors

In addition to a decent pair of headphones, it helps to carry a good pinpointer when you use your metal detector. These ...
IEEE

Recent Progress in Direct X-Ray Detectors Based on Metal Oxide Wide Bandgap Semiconductors: A Review

Abstract: The direct conversion of X-ray irradiation using a semiconductor material is an emerging technology in medical diagnosis, material sciences, and industrial nondestructive testing. The wide ...
earth

Man with a cheap metal detector finds a huge piece of gold

An amateur treasure hunter in Australia set out with a budget metal detector and came home with a gold rock worth a life-changing sum. That single discovery turned an ordinary day in the countryside ...
WUNC

Davidson County Schools to buy 34 metal detectors for middle and high schools

Davidson County Schools is the latest district in North Carolina to implement OpenGate weapons detection systems. Winston-Salem/Forsyth County Schools began piloting the new technology, seen above ...
IEEE

A Novel Envelope Detector Based on Unipolar Metal-Oxide TFTs

Abstract: The lack of an envelope detector (ED) hinders the realization of bidirectional communication between radio frequency identification (RFID)/near field communication (NFC) tags and readers in ...