Laser-induced breakdown spectroscopy (LIBS) is a rapid chemical analysis tool. A powerful laser pulse is focused on a sample to create a microplasma. The elemental or molecular emission spectra from that microplasma can be ...
Optics & Photonics
Jan 28, 2021
0
9
Plasmas are strongly associated with thermonuclear reactions inside stars such as the sun, but in modern society, plasmas have found application in lithographic processes and decontamination techniques. High-temperature plasmas, ...
Plasma Physics
Jun 24, 2020
0
4
A team at the DIII-D National Fusion Facility led by a William & Mary physicist has made a significant advancement in physics understanding that represents a key step toward practical fusion energy.
Plasma Physics
May 21, 2020
6
198
Type III bursts are among the strongest radio signals routinely observed by both space-borne and ground-based instruments. They are generated via the plasma emission mechanism, when beams of suprathermal electrons interact ...
Astronomy
Apr 1, 2020
4
113
Voyager 1 has a companion in the realm of the stars.
Astronomy
Nov 4, 2019
24
66129
Most laypersons are familiar with the three states of matter as solids, liquids, and gases. But there are other forms that exist. Plasmas, for example, are the most abundant form of matter in the universe, found throughout ...
Plasma Physics
Mar 7, 2019
3
848
A KAIST research team successfully identified the underlying principles behind electron heating, which is one of the most important phenomena in plasmas. As the electric heating determines wide range of physical and chemical ...
Plasma Physics
Sep 10, 2018
0
33
For decades, researchers have been exploring ways to replicate on Earth the physical process of fusion that occurs naturally in the sun and other stars. Confined by its own strong gravitational field, the sun's burning plasma ...
Plasma Physics
Aug 24, 2018
64
238
When the density of the hot, ionized gas (known as a plasma) in a tokamak exceeds a certain limit, it usually leads to a rapid loss of heat and plasma currents. The currents are required to confine the plasma. Such events ...
Plasma Physics
Aug 21, 2018
0
11
Researchers at the DIII-D National Fusion Facility, a DOE Office of Science user facility operated by General Atomics, used a "reduced physics" fluid model of plasma turbulence to explain unexpected properties of the density ...
Plasma Physics
Feb 13, 2018
0
12
