Australian engineers have discovered a new way of precisely controlling single electrons nestled in quantum dots that run logic gates. What's more, the new mechanism is less bulky and requires fewer parts, which could prove ...
Condensed Matter
Jan 12, 2023
2
1351
Electromagnetic noise poses a major problem for communications, prompting wireless carriers to invest heavily in technologies to overcome it. But for a team of scientists exploring the atomic realm, measuring tiny fluctuations ...
General Physics
Dec 23, 2022
0
380
Smaller, faster, more powerful: The demands on microelectronic devices are high and are constantly increasing. However, if chips, processors and the like are based on electricity, there are limits to miniaturization. Physicists ...
Quantum Physics
Dec 6, 2022
0
202
Electrons—those little subatomic particles that help make up the atoms in our bodies and the electricity flowing through your phone or computer right now—have some properties like mass and charge that will be familiar ...
Quantum Physics
Nov 10, 2022
0
276
Spin is the intrinsic magnetic moment of a particle—an electron, for example. It is a fundamental magnitude, like mass and charge. Simply put, it is as if the particle had a magnet inside it that enabled it to interact, ...
Quantum Physics
Oct 11, 2022
0
48
For about ten years, magnetic skyrmions—particle-like, stable magnetic whirls that can form in certain materials and possess fascinating properties—have been a focus of research: easy to control electrically and only ...
Nanophysics
Oct 5, 2022
0
31
In thin, two-dimensional semiconductors, electrons move, spin and synchronize in unusual ways. For researchers, understanding the way these electrons carry out their intricate dances—and learning to manipulate their choreography—not ...
Nanophysics
Oct 3, 2022
0
38
This study was led by Prof. Xinhua Peng and Prof. Min Jiang who have been devoted to developing spin-based quantum technologies for the detection of weak magnetic fields for many years.
General Physics
Sep 26, 2022
0
30
When you make conducting wires thinner, their electrical resistance goes up. This is Ohm's law, and it is generally right. An important exception is at very low temperatures, where the mobility of electrons increases when ...
Condensed Matter
Sep 23, 2022
0
809
An ingenious approach toward developing low-power, high-speed, and high-density memory devices is based on spintronics, an emerging frontier in technology that harnesses a degree of freedom of electrons known as spin. Put ...
Quantum Physics
Sep 2, 2022
0
150
