News tagged with electromagnetic wave

A graphene solution for microwave interference

Microwave communication is ubiquitous in the modern world, with electromagnetic waves in the tens of gigahertz range providing efficient transmission with wide bandwidth for data links between Earth-orbiting ...

Mar 23, 2015
4.8 / 5 (5) 1

Novel high-power microwave generator

High-power microwaves are frequently used in civil applications, such as radar and communication systems, heating and current drive of plasmas in fusion devices, and acceleration in high-energy linear colliders. ...

Feb 11, 2015
4.3 / 5 (16) 3

Transmitting wireless data on higher frequencies

Everything we do that requires a wireless connection uses the radio spectrum. We're able to harness radio waves to listen to music in the car or stream Netflix from the 4G network on our smartphones. Each ...

Jan 27, 2015
4 / 5 (3) 0

A recoiling, supermassive black hole

When galaxies collide, the central supermassive black holes that reside at their cores will end up orbiting one another in a binary pair, at least according to current simulations. Einstein's general theory ...

Jan 26, 2015
4.4 / 5 (20) 2

US village is cell phone free and loving it

In this rural speck of hyper-connected America, it's easier to hear a cow moo than a cell phone ring. That's because Green Bank is home to the world's most sensitive radio telescope, a device that catches the birth and death ...

Nov 13, 2014
3.6 / 5 (8) 0