An international joint research group led by Osaka University demonstrated that it was possible to efficiently heat plasma by focusing a relativistic electron beam (REB) accelerated by a high-intensity, short-pulse laser ...
Plasma Physics
Sep 26, 2018
15
108
Quantum materials are a type of odd substance that could be many times more efficient at conducting electricity through our iPhones than the commonly used conductor silicon—if only physicists can crack how the stuff works.
Quantum Physics
Aug 31, 2018
8
769
A new hybrid energy-harvesting device may one day replace the need for batteries in certain low-power electronics devices. The new device collects ambient wasted energy from both mechanical vibrations and magnetic fields ...
Unique physical properties of these "magic knots" might help to satisfy demand for IT power and storage using a fraction of the energy.
General Physics
Jun 18, 2018
0
9
Neutrinos are everywhere, and yet their presence is rarely felt. Scientists have assumed for decades that, because they interact so little with matter, neutrinos must lack any measurable mass. But recent experiments have ...
General Physics
Jun 12, 2018
0
8
When the solar wind - which is really a driving rain of charged particles from the sun - strikes Earth's protective magnetic field, the shock generates roiling, turbulent magnetic fields that enshroud the planet and stretch ...
Space Exploration
May 9, 2018
96
451
The Sun's corona, invisible to the human eye except when it appears briefly as a fiery halo of plasma during a solar eclipse, remains a puzzle even to scientists who study it closely. Located 1,300 miles from the star's surface, ...
Space Exploration
May 8, 2018
15
242
One of the greatest obstacles to producing energy via fusion on Earth is the formation and growth of small magnetic field imperfections in the core of experimental fusion reactors. These reactors, called tokamaks, confine ...
Plasma Physics
May 3, 2018
1
132
An international research team including scientists from the Moscow Institute of Physics and Technology and ITMO University has proposed a way to increase the efficiency of wireless power transfer over long distances and ...
General Physics
Apr 19, 2018
4
37
Researchers from Centrum Wiskunde & Informatica (CWI), the national research institute for mathematics and computer science in the Netherlands, have studied how solar wind particles are accelerated and heated. In particular, ...
General Physics
Mar 26, 2018
16
11
