Physicists at the University of Maryland have developed a powerful new method to detect radioactive material. By using an infrared laser beam to induce a phenomenon known as an electron avalanche breakdown near the material, ...
Optics & Photonics
Mar 22, 2019
5
663
Scientists at the Dalian Institute of Chemical Physics of the Chinese Academy of Sciences recently revealed hydroxyl super rotors from water photochemistry by using the Dalian Coherent Light Source (DCLS). The researchers, ...
General Physics
Mar 19, 2019
0
9
Physicists from the University of Basel have demonstrated spin alignment of free electrons within a two-dimensional material. Writing in the latest edition of Nature Nanotechnology, they described their observation of spontaneous ...
Nanophysics
Mar 11, 2019
0
148
In early times, the universe was an energetic mix of strongly interacting particles. The first particles to break free from this dense soup were neutrinos, the lightest and most weakly interacting particles of the Standard ...
General Physics
Feb 26, 2019
0
233
A U.S.-German research team has simulated meteorite impacts in the lab and followed the resulting structural changes in two feldspar minerals with X-rays as they happened. The results of the experiments at DESY and at Argonne ...
Earth Sciences
Feb 4, 2019
0
100
In rechargeable batteries, ultra-thin material sheets are crucial. Reactions occur at the interfaces of these sheets. Scientists want to track these reactions. They need a way to probe buried interfaces with elemental specificity. ...
Materials Science
Jan 22, 2019
0
4
Like surfers catching ocean waves, particles within the hot, electrically charged state of matter known as plasma can ride waves that oscillate through the plasma during experiments to investigate the production of fusion ...
Plasma Physics
Jan 17, 2019
0
14
Sudden bursts of heat that can damage the inner walls of tokamak fusion experiments are a hurdle that operators of the facilities must overcome. Such bursts, called "edge localized modes (ELMs)," occur in doughnut-shaped ...
Plasma Physics
Jan 16, 2019
14
81
The sun defies conventional scientific understanding. Its upper atmosphere, known as the corona, is many millions of degrees hotter than its surface. Astrophysicists are keen to learn why the corona is so hot, and scientists ...
Plasma Physics
Dec 21, 2018
2
123
An X-ray free-electron laser (XFEL) is an X-ray produced by a beam of free electrons that have been accelerated almost to the speed of light. XFELs produce laser beams with exceedingly high peak power intensity, which makes ...
Optics & Photonics
Dec 19, 2018
0
14
