Comets are icy and dusty snowballs of material that have remained relatively unchanged since they first formed billions of years ago. Studying the small bodies provides clues about the formation of the solar system.
Condensed Matter
Nov 3, 2021
0
269
A team of fusion researchers at the Department of Energy's Oak Ridge National Laboratory used datasets from measurements on the Joint European Torus, or JET, tokamak to model an improved method for quantifying the amount ...
Plasma Physics
Oct 15, 2021
1
28
Scanning tunneling microscopes capture images of materials with atomic precision and can be used to manipulate individual molecules or atoms. Researchers have been using the instruments for many years to explore the world ...
Optics & Photonics
Aug 31, 2021
0
125
A key challenge for scientists striving to produce on Earth the fusion energy that powers the sun and stars is preventing what are called runaway electrons, particles unleashed in disrupted fusion experiments that can bore ...
Plasma Physics
Aug 5, 2021
10
272
Nuclear fusion offers the potential for a safe, clean and abundant energy source.
Plasma Physics
Jul 22, 2021
1
2575
Scientists seeking to bring to Earth the fusion energy that drives the sun and stars use radio frequency (RF) waves—the same waves that bring radio and television into homes—to heat and drive current in the plasma that ...
Plasma Physics
Jul 14, 2021
0
13
Emitted as gases from certain solids or liquids, volatile organic compounds (VOCs) include a variety of chemicals. Many of these chemicals are associated with a range of adverse human health effects, from eye, nose, and throat ...
Analytical Chemistry
Jul 6, 2021
0
9
Laser-produced high energy density plasmas, akin to those found in stars, nuclear explosions, and the core of giant planets, may be the most extreme state of matter created on Earth. Now scientists at the U.S. Department ...
Plasma Physics
Jun 10, 2021
1
513
High-speed atomic force microscopy (HS-AFM) is an imaging technique that can be used for visualizing biological processes, for example the activity of proteins. Nowadays, typical HS-AFM frame rates are as high as 12 frames ...
Optics & Photonics
Mar 29, 2021
0
7
Silicon carbide (SiC), a versatile and resistant material that exists in multiple crystalline forms, has attracted much attention thanks to its unique electronic properties. From its use in the first LED devices, to its applications ...
General Physics
Jan 12, 2021
0
4
