Dark matter particles may scatter against each other only when they hit the right energy, say researchers in Japan, Germany, and Austria in a new study. Their idea helps explain why galaxies from the smallest to the biggest ...
Astronomy
Feb 28, 2019
127
284
Nuclei in their lowest energy states (ground state) are composed of neutrons and protons. Two protons and two neutrons in a nucleus can cluster together to form alpha particles. When the nucleus gets nearly enough energy ...
General Physics
Feb 21, 2019
0
18
Cold War plutonium production activities created complex wastes. Vitrifying the waste for final storage is complicated by aluminum from nuclear fuel reprocessing. Knowing how aluminum particles behave in highly radioactive ...
Materials Science
Jun 13, 2018
0
3
After years of research, scientists at the National Institute of Standards and Technology (NIST) have developed and demonstrated a way to count the absolute number of neutrons in a beam that is four times more accurate than ...
General Physics
May 22, 2018
0
249
Scientists at the University of Huddersfield have been using world-class new facilities to carry out experiments that could aid the development of nuclear fusion reactors, widely regarded as the "Holy Grail" solution to future ...
Plasma Physics
Apr 11, 2018
21
606
Nuclear fusion for the controlled and regular generation of electric power by converting hydrogen into helium and reproducing on a small scale what happens within stars is one of the foremost technological promises for coming ...
Plasma Physics
Jan 30, 2018
2
31
A key issue for next-generation fusion reactors is the possible impact of many unstable Alfvén eigenmodes, wave-like disturbances produced by the fusion reactions that ripple through the plasma in doughnut-shaped fusion ...
Plasma Physics
Sep 12, 2017
6
651
(Phys.org)—Two teams working independently have conducted studies with similar results suggesting the possibility that some of the cosmic rays striking the Earth arise from dark matter particles colliding with one another. ...
The before and after images are stunning: A prostate cancer patient riddled with metastatic tumors that disappear after just three, potent treatments.
General Physics
Mar 21, 2017
0
15
At least a quarter of the universe is invisible.
General Physics
Oct 27, 2016
15
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