All efforts to replicate in tokamak fusion facilities the fusion energy that powers the sun and stars must cope with a constant problem—transient heat bursts that can halt fusion reactions and damage the doughnut-shaped ...
Plasma Physics
Jun 17, 2020
5
77
Accelerators are far from achieving the highest energies their builders aspire to, but size and cost may limit the kinds of facilities funding agencies can support. In the future, new kinds of machines will be needed to make ...
General Physics
Dec 22, 2009
0
0
Jonathan Ng, a Princeton University graduate student at the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL), has for the first time applied a fluid simulation to the space plasma process behind ...
Plasma Physics
Sep 8, 2017
156
246
In an experiment at the Department of Energy's SLAC National Accelerator Laboratory, scientists precisely measured the temperature and structure of aluminum as it transitions into a superhot, highly compressed concoction ...
Optics & Photonics
Mar 23, 2015
1
1079
Researchers have found that injecting pellets of hydrogen ice rather than puffing hydrogen gas improves fusion performance at the DIII-D National Fusion Facility, which General Atomics operates for the U.S. Department of ...
Plasma Physics
Mar 10, 2020
1
104
Scientists show that 3-D movies are no longer just for Hollywood blockbusters.
Plasma Physics
Nov 8, 2010
0
0
Electric solid propellants are being explored as a safer option for pyrotechnics, mining, and in-space propulsion because they only ignite with an electric current. But because all of these applications require high heat, ...
Materials Science
Feb 12, 2020
0
14
One way that scientists seek to bring to Earth the fusion process that powers the sun and stars is trapping hot, charged plasma gas within a twisting magnetic coil device shaped like a breakfast cruller. But the device, called ...
Plasma Physics
Jun 25, 2020
0
33
Findings recently published by a Southwest Research Institute (SwRI) space scientist shed new light on predicting the thermodynamics of solar flares and other "space weather" events involving hot, fast-moving plasmas.
Space Exploration
Oct 22, 2018
0
262
Plasma is an ionized gas—that is, a gas containing electrons, ions, atoms, molecules, radicals, and photons. It is often called the fourth state of matter, and surprisingly, it permeates everything. Plasmas, which are artificially ...
Plasma Physics
Jan 24, 2024
1
96
