Abstract: We propose a directive antenna for borehole radar using a horizontally polarized wave in a vertical borehole. This antenna is an array of several horizontal loop antennas, arranged ...

Gradient's Renton, Wash., office space is home to 10 million sports and gaming cards, where a team of card geeks and engineers are using technology to upend a $15 billion U.S. market.

Abstract: Analytical expression of transmission for the orbital angular momentum (OAM) communication using loop antenna arrays and paraboloids is derived to achieve a communication distance of 100 m.

‘A threat that's been building 40 years can't be dismantled in 10 days’: Former Israeli PM on Iran ...