At EPFL, researchers challenge a fundamental law and discover that more electromagnetic energy can be stored in wave-guiding systems than previously thought. The discovery has implications in telecommunications. Working around ...
Optics & Photonics
Jun 22, 2017
10
11276
The rise of big data and advances in information technology has serious implications for our ability to deliver sufficient bandwidth to meet the growing demand.
Optics & Photonics
Jun 10, 2016
13
1316
When quantum computers become more powerful and widespread, they will need a robust quantum internet to communicate.
General Physics
Mar 2, 2021
0
2253
(PhysOrg.com) -- Detecting the coherent motion of a single electron is a challenge, for the simple reason of scale: the timescale of the coherent motion of a single-electron wave function is in the picosecond regime (one ...
(Phys.org) -- Groundbreaking two-way wireless technology resulting in vastly superior voice and data services has been developed by a University of Waterloo engineering research team led by Amir K. Khandani, the Canada Research ...
Telecom
Jun 14, 2012
26
0
(Phys.org)—Photonic quantum technologies – including cryptography, enhanced measurement and information processing – face a conundrum: They require single photons, but these are difficult to create, manipulate and measure. ...
Quantum entanglement—or what Albert Einstein once referred to as "spooky action at a distance"— occurs when two quantum particles are connected to each other, even when millions of miles apart. Any observation of one ...
General Physics
Oct 28, 2021
0
4330
It's the early 1980s, and you’re an equipment manufacturer for the fledgling personal-computer market. For years, modems that send data over the telephone lines have been stuck at a maximum rate of 9.6 kilobits per second: ...
Computer Sciences
Jan 19, 2010
5
0
(Phys.org)—Imagine for a moment you're sitting at your computer at home, staring at the little bar noting the progress of a movie you've decided to download, from a legitimate site of course. You remember seeing all those ...
Researchers have developed a new way to improve our knowledge of the Big Bang by measuring radiation from its afterglow, called the cosmic microwave background radiation. The new results predict the maximum bandwidth of the ...
General Physics
Apr 19, 2018
0
834
