A key challenge to capturing and controlling fusion energy on Earth is maintaining the stability of plasma—the electrically charged gas that fuels fusion reactions—and keeping it millions of degrees hot to launch and ...
Plasma Physics
Apr 28, 2020
10
1547
Coronal heating is a topic dedicated to explaining how the corona may be heated up to a temperature of millions of degrees, far above that of the photosphere. To transport magnetic energy into the corona, Alfvén-wave turbulence ...
Astronomy
Apr 6, 2020
0
165
Imagine a wire with a thickness roughly one-hundred thousand times smaller than a human hair and only visible with the world's most powerful microscopes. They can come in many varieties, including semiconductors, insulators ...
Superconductivity
Mar 3, 2020
2
1014
Scientists have made a breakthrough in the search for a new, sustainable permanent magnet.
General Physics
Mar 3, 2020
0
721
A star of about eight percent the Sun's mass has been caught emitting an enormous 'super flare' of X-rays—a dramatic high-energy eruption that poses a fundamental problem for astronomers, who did not think it possible on ...
Astronomy
Feb 21, 2020
0
719
To develop futuristic technologies like quantum computers, scientists will need to find ways to control photons, the basic particles of light, just as precisely as they can already control electrons, the basic particles in ...
Quantum Physics
Feb 19, 2020
3
1873
Nontrivial band topology can combine with magnetic order in a magnetic topological insulator to produce exotic states of matter such as quantum anomalous Hall (QAH) insulators and axion insulators. An aim of condensed matter ...
The magnetic, conductive and optical properties of complex oxides make them key to components of next-generation electronics used for data storage, sensing, energy technologies, biomedical devices and many other applications.
Condensed Matter
Feb 5, 2020
0
316
It is now technically possible to hold groups of atoms at temperatures that are only a few hundredths of a degree above absolute zero. This so-called 'ultracold gas' loaded in an optical lattice is an extremely powerful platform ...
Quantum Physics
Feb 5, 2020
0
16
Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have for the first time created and imaged a novel pair of quantum dots—tiny islands of confined electric charge that act like ...
Quantum Physics
Jan 29, 2020
0
1197
