Laser-plasma accelerators (LPAs) got the nickname "tabletop" because, as shown by the unique BELLA accelerator at the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab), they can boost electron ...
General Physics
Feb 1, 2016
1
2690
Both literally and figuratively, light pervades the world. It banishes darkness, conveys telecommunications signals between continents and makes visible the invisible, from faraway galaxies to the smallest bacterium. Light ...
Optics & Photonics
May 23, 2024
0
137
Creating efficient, self-sustaining fusion power requires good confinement of the heat in the plasma. Plasma confinement is limited by particle and energy losses due to turbulence. A new analysis has used a powerful supercomputer ...
Plasma Physics
Jun 21, 2023
0
56
Fusion reactor technologies are well-positioned to contribute to our future power needs in a safe and sustainable manner. Numerical models can provide researchers with information on the behavior of the fusion plasma, as ...
General Physics
Mar 22, 2021
0
326
Dark energy and dark matter comprise 96 percent of the total mass of the universe. Two main hypotheses about the nature of dark matter are presently debated. One posits that dark matter consists of massive compact halo objects; ...
Astronomy
Feb 6, 2019
5
180
A new study by researchers at Embry-Riddle Aeronautical University, funded by the National Science Foundation, has identified for the first time a process by which the solar wind is heated along extended regions of the Earth's ...
Plasma Physics
Sep 6, 2016
2
51
Fashioned from the same element found in sand and covered by intricate patterns, microchips power smartphones, augment appliances and aid the operation of cars and airplanes.
Plasma Physics
Feb 21, 2024
0
94
Researchers at the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) have gained insight into a fundamental process found throughout the universe. They discovered that the magnetic fields threading ...
Plasma Physics
Feb 4, 2022
0
267
Bringing the power of the sun to Earth requires sound theory, good engineering, and a little finesse. The process entails trapping charged, ultra-hot gas known as plasma so its particles can fuse and release enormous amounts ...
General Physics
Sep 23, 2020
7
1821
Blobs can wreak havoc in plasma required for fusion reactions. This bubble-like turbulence swells up at the edge of fusion plasmas and drains heat from the edge, limiting the efficiency of fusion reactions in doughnut-shaped ...
Plasma Physics
May 27, 2020
0
153
