Attack on classical cryptography system raises security questions
Physicists build first single-photon router
Researchers devise broad-bandwidth amplifier that ups gain by more than 10 db
CERN: World-record current in a superconductor
In the framework of the High-Luminosity LHC project, experts from the CERN Superconductors team recently obtained a world-record current of 20 kA at 24 K in an electrical transmission line consisting of two ...
Boosting the force of empty space
Vacuum fluctuations may be among the most counter-intuitive phenomena of quantum physics. Theorists from the Weizmann Institute (Rehovot, Israel) and the Vienna University of Technology propose a way to amplify ...
Work on Africa's biggest wind farm in Kenya to begin
The construction of what is to become Africa's biggest wind farm will start by June in an arid region of northern Kenya, the project's officials said on Saturday.
Connecting dead ends increases power grid stability
Climate change mitigation strategies such as the German Energiewende require linking vast numbers of new power generation facilities to the grid. As the input from many renewable sources is rather volatile, ...
Combs of light accelerate communication
Miniaturized optical frequency comb sources allow for transmission of data streams of several terabits per second over hundreds of kilometers – this has now been demonstrated by researchers of Karlsruhe ...
No evidence of residential property value impacts near US wind turbines
Lawrence Berkeley National Laboratory (Berkeley Lab) analyzed more than 50,000 home sales near 67 wind facilities in 27 counties across nine U.S. states, yet was unable to uncover any impacts to nearby home property values.
Robots designed to inspect power lines
With changes, the grid can take it
Over the next two decades, the U.S. electric grid will face unprecedented technological challenges stemming from the growth of distributed and intermittent new energy sources such as solar and wind power, ...
New High Frequency Amplifier Harnesses Millimeter Waves in Silicon for Fast Wireless
(PhysOrg.com) -- New imaging and high capacity wireless communications systems are one step closer to reality, thanks to a millimeter wave amplifier invented at the University of California, San Diego and ...
Mathematical formula boosts renewable energy efficiency
A mathmatical framework for rating transmission lines aims to help relieve power grid congestion to make more efficient use of renewable energy.
New metamaterial allows transmission gain while retaining negative refraction property
A new type of active metamaterial that incorporates semiconductor devices into conventional metamaterial structures is demonstrating an ability to have power gain while retaining its negative refraction property, a first ...