Osaka City University scientists have developed mathematical formulas to describe the current and fluctuations of strongly correlated electrons in quantum dots. Their theoretical predictions could soon be tested experimentally.
Nanophysics
Dec 23, 2020
0
256
Emerging quantum materials can be defined by topology and strong electron correlations, although their applications in experimental systems are relatively limited. Weyl semimetals incorporating magnetism offer a unique and ...
Physicists have been trying to observe the Kondo cloud quantum phenomenon for many decades. An international research team has recently developed a novel device that successfully measures the length of the Kondo cloud and ...
General Physics
Mar 11, 2020
0
98
There's an oddball in most families, but Rice University physicist Emilia Morosan has discovered an entire clan of eccentric compounds that could help explain the mysterious electronic and magnetic workings of other quantum ...
General Physics
Dec 21, 2018
1
259
U.S. and European physicists searching for an explanation for high-temperature superconductivity were surprised when their theoretical model pointed to the existence of a never-before-seen material in a different realm of ...
General Physics
Dec 19, 2017
0
1935
Researchers have made an experimental breakthrough in explaining a rare property of an exotic magnetic material, potentially opening a path to a host of new technologies. From information storage to magnetic refrigeration, ...
General Physics
Mar 24, 2015
6
183
Quantum computers have yet to materialise. Yet, scientists are making progress in devising suitable means of making such computers faster. One such approach relies on quantum dots—a kind of artificial atom, easily controlled ...
Quantum Physics
Jul 24, 2014
0
0
Pursuit of silicon-based electronics has certain limits, in the physical sense: This type of circuit can never become "nano" because of the physical laws governing the flow of electrons. This imposes a halt to the process ...
General Physics
Jan 23, 2014
1
0
A group of physicists that includes scientists of the International School for Advanced Studies (SISSA) of Trieste have shown how to obtain a particular case of a physical effect – so far never observed in reality – whose ...
General Physics
Jul 24, 2013
3
0
When a piece of metal is cooled down, it becomes easier for electrons to move through the material. Therefore, the electrical resistance of a metal normally decreases with lower temperatures. However, in the presence of magnetic ...
General Physics
Jan 25, 2013
5
0
