Majority of reconfigurable intelligent surfaces (RISs) up to present have been investigated under ideal conditions such as anechoic chambers or experimental sites with predetermined electromagnetic ...

Any field in a half-space can be described by a continuous spectrum of cylindrical waves. If this spectrum comprises substantially only waves whose propagation constant is very close to the plane wave ...

Breakthroughs in antennas, metasurfaces, and AI are transforming mmWave networks, enabling more dependable and high-capacity ...

The Kent Amateur Radio Society team meets outside President Chris Cote's bus configured to receive satellite communications.

New research published in Physical Review Letters suggests that superconducting magnets used in dark matter detection ...

The Indiana County Amateur Radio Club hosted its annual Amateur Radio Field Day program Saturday at Blue Spruce Park.

A new material developed at Penn State defies a fundamental law of physics, opening doors to highly efficient solar cells.

Collaboration has obtained a high-precision cosmic-ray boron spectrum in the energy range of 10 GeV/n–8 TeV/n, and discovered ...

News Published: 29 June 1946 RADIO METEOROLOGY: INFLUENCE OF THE ATMOSPHERE ON THE PROPAGATION OF ULTRA-SHORT RADIO WAVES P. A. SHEPPARD Nature 157, 860–862 (1946) Cite this article ...

The era of stealth may be ending due to advances in quantum sensing, according to Rob McHenry, the Deputy Director of DARPA. -In a recent webinar, McHenry argued that future quantum sensors, combined ...

Nonlinear wave propagation governed by a fractional derivative The authors experimentally study nonlinear light propagation with tunable dispersion, which mimics the effect of fractional derivatives.